CCNA

Number: 200-125
Passing Score: 800
Time Limit: 120 min
File Version: 1.0

Экзамен A
QUESTION 1
A network administrator needs to configure port security on a switch. Which two statements are true?
(Choose two.)
A. The network administrator can apply port security to dynamic access ports.
B. The network administrator can apply port security to EtherChannels.
C. The sticky learning feature allows the addition of dynamically learned addresses to the running
configuration.
D. When dynamic MAC address learning is enabled on an interface, the switch can learn new addresses,
up to the maximum defined.
E. The network administrator can configure static secure or sticky secure MAC addresses in the voice
VLAN.
Correct Answer: CD
Section: (none)
Explanation
Explanation/Reference:
QUESTION 2
Which interface counter can you use to diagnose a duplex mismatch problem?
A.
B.
C.
D.
E.
F.

no carrier
late collisions
giants
CRC errors
deferred
runts

Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 3
Which switching method duplicates the first six bytes of a frame before making a switching decision?
A.
B.
C.
D.

fragment-free switching
store-and-forward switching
cut-through switching
ASIC switching

Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 4
Which logging command can enable administrators to correlate syslog messages with millisecond
precision?
A. no logging console

B.
C.
D.
E.

logging buffered 4
no logging monitor
service timestamps log datetime mscec
logging host 10.2.0.21

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 5
Which two spanning-tree port states does RSTP combine to allow faster convergence? (Choose two.)
A.
B.
C.
D.
E.

blocking
learning
forwarding
discarding
listening

Correct Answer: AE
Section: (none)
Explanation
Explanation/Reference:
QUESTION 6
Which feature can you implement to reserve bandwidth for VoIP calls across the call path?
A.
B.
C.
D.

PQ
CBWFQ
round robin
RSVP

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 7
Which three statements about link-state routing are true? (Choose three.)
A.
B.
C.
D.
E.
F.

OSPF is a link-state protocol.
Updates are sent to a broadcast address.
It uses split horizon.
Routes are updated when a change in topology occurs.
RIP is a link-state protocol.
Updates are sent to a multicast address by default.

Correct Answer: ADF
Section: (none)
Explanation
Explanation/Reference:

QUESTION 8
Which command can you enter to determine whether a switch is operating in trunking mode?
A.
B.
C.
D.

show ip interface brief
show vlan
show interfaces
show interface switchport

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 9
What are three benefits of implementing VLANs? (Choose three.)
A. A higher level of network security can be reached by separating sensitive data traffic from other
network traffic.
B. A more efficient use of bandwidth can be achieved allowing many physical groups to use the same
network infrastructure.
C. A more efficient use of bandwidth can be achieved allowing many logical networks to use the same
network infrastructure.
D. Broadcast storms can be mitigated by decreasing the number of broadcast domains, thus increasing
their size.
E. Port-based VLANs increase switch-port use efficiency, thanks to 802.1Q trunks.
F. VLANs make it easier for IT staff to configure new logical groups, because the VLANs all belong to the
same broadcast domain.
G. Broadcast storms can be mitigated by increasing the number of broadcast domains, thus reducing their
size.
Correct Answer: ACG
Section: (none)
Explanation
Explanation/Reference:
QUESTION 10
Broadcast storms can be mitigated by increasing the number of broadcast domains, thus reducing their
size.
A.
B.
C.
D.

Switch#show ip interface vlan 20
Switch#show vlan id 20
Switch#show ip interface brief
Switch#show interface vlan 20

Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 11
In which two formats can the IPv6 address fd15:0db8:0000:0000:0700:0003:400F:572B be written?
(Choose two.)

A.
B.
C.
D.
E.

fd15:0db8:0000:0000:700:3:400F:527B
fd15::db8::700:3:400F:527B
fd15:db8:0::700:3:4F:527B
fd15:0db8::7:3:4F:527B
fd15:db8::700:3:400F:572B

Correct Answer: AE
Section: (none)
Explanation
Explanation/Reference:
QUESTION 12
When an interface is configured with PortFast BPDU guard, how does the interface respond when it
receives a BPDU?
A.
B.
C.
D.

It continues operating normally.
It goes into a down/down state.
It becomes the root bridge for the configured VLAN.
It goes into an errdisable state.

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 13
What are three characteristics of the TCP protocol? (Choose three.)
A.
B.
C.
D.
E.
F.

It uses a single SYN-ACK message to establish a connection.
The connection is established before data is transmitted.
It ensures that all data is transmitted and received by the remote device.
It supports significantly higher transmission speeds than UDP.
It requires applications to determine when data packets must be retransmitted.
It uses separate SYN and ACK messages to establish a connection.

Correct Answer: BCF
Section: (none)
Explanation
Explanation/Reference:
QUESTION 14
An OSPF neighbor adjacency is not formed between R3 in the main office and R4 in the Branch1 office.
What is causing the problem?
Заголовок ситуации (Case Study):
Refer to the topology.
Your company has decided to connect the main office with three other remote branch offices using point-topoint serial links. You are required to troubleshoot and resolve OSPF neighbor adjacency issues between
the main office and the routers located in the remote branch offices. Use appropriate show commands to
troubleshoot the issues and answer all four questions.

Exhibit:

There is an OSPF hello and dead interval mismatch. There is a Layer 2 issue. Correct Answer: A Section: (none) Explanation .A. B. There is an area ID mismatch. D. an encapsulation mismatch on serial links. C. The R3 router ID is configured on R4.

255.168.0ip ospf 2 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.6 255.255ip ospf 6 area 0!interface Ethernet0/0ip address 172.240. .255. interface S1/0 of R3 is in area 0 (R3: ip ospf 3 area 0) while interface s1/0 of R4 is in area 2 (R4: ip ospf 4 area 2).168.255.255.255ip ospf 3 area 0!interface Ethernet0/0description **Connected to L2SW**ip address 10.10.230.255.255ip ospf 2 area 0!interface Ethernet0/0description **Connected to R2-LAN**ip address 10. Use appropriate show commands to troubleshoot the issues and answer all four questions.10.230.6.252encapsulation pppip ospf 5 area 0!router ospf 5log-adjacency-changes R6username R3 password CISCO36!interface Loopback0description **Loopback**ip address 192.114.255.255.255.10.255.252encapsulation pppip ospf 4 area 2!<<output omitted>> In the output above we see their Area IDs are mismatched.0ip ospf hello-interval 25ip ospf 1 area 0!router ospf 1log-adjacency-changes R2!interface Loopback0description **Loopback**ip address 192.1 255.10.0ip ospf 4 area 2!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.3.10.255.3! On both R3 and R4 use “show running-config” command to check their S1/0 interfaces R3#show running-config<<output omitted>>!interface Serial1/0description **Connected to R4-Branch1 office**ip address 10.3! R4!interface Loopback0description **Loopback**ip address 192.252encapsulation pppip ospf 6 area 0ppp authentication chap!router ospf 6router-id 192.16.255.2 255.255.252encapsulation pppip ospf 3 area 0!interface Serial1/1description **Connected to R5-Branch2 office**ip address 10.3.168.2 255.0ip ospf 5 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.115.255.168.10.230.252encapsulation pppip ospf 4 area 2!router ospf 4log-adjacency-changes R5!interface Loopback0description **Loopback**ip address 192.10.1 255.113.168.255.Explanation/Reference: Here are the relevant parts of the router configs: R1interface Loopback0description ***Loopback***ip address 192.10.120.240.255.255.1 255.10.255.255. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links.255.2 255.255ip ospf 4 area 2!interface Ethernet0/0ip address 172.255ip ospf 1 area 0!interface Ethernet0/0description **Connected to R1-LAN**ip address 10.240. What is causing the problem? Заголовок ситуации (Case Study): Refer to the topology.240.0ip ospf 1 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.255.168.10.4 255.255.240.255.0ip ospf 6 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.110.3.255ip ospf 5 area 0!interface Ethernet0/0ip address 172.1.255.255.255.5 255.16.2.5 255.255.255.3 255.255.255.252encapsulation pppip ospf 3 area 0ppp authentication chap!router ospf 3router-id 192.2 255.10.1 255.255.168.255.10 255.10.1 255.255.4.252encapsulation pppip ospf 3 area 0!<<output omitted>> R4#show running-config<<output omitted>>!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.3 255.255.255.255.240.0ip ospf 3 area 0!interface Serial1/0description **Connected to R4Branch1 office**ip address 10.9 255.255. You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch offices.0ip ospf 2 area 0!router ospf 2log-adjacency-changes R3username R6 password CISCO36!interface Loopback0description **Loopback**ip address 192.255.5.1 255.10.255.255.1 255.255.255.252encapsulation pppip ospf hello-interval 50ip ospf 3 area 0!interface Serial1/2description **Connected to R6-Branch3 office**ip address 10.240.240. QUESTION 15 An OSPF neighbor adjacency is not formed between R3 in the main office and R5 in the Branch2 office.168.1 255.16.1 255.255.6 255.

Correct Answer: C Section: (none) Explanation . There is a PPP authentication issue.A. B. There is an area ID mismatch. C. a password mismatch. There is a missing network command in the OSPF process on R5. There is an OSPF hello and dead interval mismatch. D.

6 255.2.6.0ip ospf 5 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.255.0ip ospf 4 area 2!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.10 255.252encapsulation pppip ospf 6 area 0ppp authentication chap!router ospf 6router-id 192.3 255.255. Area 0Process ID 5.255.3.240.113.255.168.255.240.1 255.3.16.0ip ospf hello-interval 25ip ospf 1 area 0!router ospf 1log-adjacency-changes R2!interface Loopback0description **Loopback**ip address 192.1 255.255.252encapsulation pppip ospf 4 area 2!router ospf 4log-adjacency-changes R5!interface Loopback0description **Loopback**ip address 192.6 255.168.10.5 255.4.240.168.1 255.252encapsulation pppip ospf 5 area 0!router ospf 5log-adjacency-changes R6username R3 password CISCO36!interface Loopback0description **Loopback**ip address 192.240.252encapsulation pppip ospf hello-interval 50ip ospf 3 area 0!<<output omitted>> R5#show running-config<<output omitted>>!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.240.255.10.168.4 255.255.230. Cost: 64Enabled by interface config.255. Adjacent neighbor count is 0Suppress hello for 0 neighbor(s) R5#sh ip ospf int s1/0Serial1/0 is up.110. line protocol is upInternet Address 10. Wait 200.10.3! Continue checking their connected interfaces with the “show running-config” command: R3#show running-config<<output omitted>>!interface Serial1/1description **Connected to R5-Branch2 office**ip address 10.3.168.16.114.Timer intervals configured.5.0ip ospf 6 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255ip ospf 5 area 0!interface Ethernet0/0ip address 172. Dead 200.252encapsulation pppip ospf 3 area 0ppp authentication chap!router ospf 3router-id 192.255.255.10.1 255.2 255.6/30.168.6.255.0ip ospf 3 area 0!interface Serial1/0description **Connected to R4Branch1 office**ip address 10.168.1 255.255.255.5 255.1 255.10.252encapsulation pppip ospf 3 area 0!interface Serial1/1description **Connected to R5-Branch2 office**ip address 10.255. Router ID 192.10.10.120.255.3 255. Area 0Process ID 3.168.2 255.240.255.255.255.115.255.3! R4!interface Loopback0description **Loopback**ip address 192.168.255. flood queue length 0Next 0Ѓ~0(0)/0Ѓ~0(0)Last flood scan length is 0.255.230. Network Type .240. line protocol is upInternet Address 10.252encapsulation pppip ospf 5 area 0!<<output omitted>> The only difference we can see here is the line “ip ospf hello-interval 50″ on R3.255ip ospf 1 area 0!interface Ethernet0/0description **Connected to R1-LAN**ip address 10.255.240.255.240.10.255.230. Therefore we can think of a hello interval mismatch problem here.0ip ospf 2 area 0!router ospf 2log-adjacency-changes R3username R6 password CISCO36!interface Loopback0description **Loopback**ip address 192. R3#sh ip ospf int s1/1Serial1/1 is up.5 255.9 255.10.240. R3 will send hello packets to R5 every 50 seconds.252encapsulation pppip ospf hello-interval 50ip ospf 3 area 0!interface Serial1/2description **Connected to R6-Branch3 office**ip address 10. In this case after configuring this command.255.255.255. including secondary ip addressesTransmit Delay is 1 sec. State POINT_TO_POINT.255. You can verify with the “show ip ospf interface <interface>” command on each router.255.255.5/30.255. maximum is 0Last flood scan time is 0 msec.255ip ospf 4 area 2!interface Ethernet0/0ip address 172.10.255ip ospf 3 area 0!interface Ethernet0/0description **Connected to L2SW**ip address 10.255.0ip ospf 1 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.255.255.3.10.255.Explanation/Reference: Here are the relevant parts of the router configs: R1interface Loopback0description ***Loopback***ip address 192.255. Network Type POINT_TO_POINT.255.10.10.255.3. maximum is 0 msecNeighbor Count is 0.6 255. This command sets the number of seconds R3 waits before sending the next hello packet out this interface.255.1.255ip ospf 6 area 0!interface Ethernet0/0ip address 172.1 255.1 255. Router ID 10. Hello 50.255. Retransmit 5oob-resync timeout 200Hello due in 00:00:28Supports Link-local Signaling (LLS)Index 2/2.10.2 255.240. But the default value of hello-interval is 10 seconds and R5 is using it.10.0ip ospf 2 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.255ip ospf 2 area 0!interface Ethernet0/0description **Connected to R2-LAN**ip address 10.255.10.16.255.

Dead 40. Заголовок ситуации (Case Study): Scenario Refer to the topology.Timer intervals configured. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links. Wait 40. flood queue length 0Next 0Ѓ~0(0)/0Ѓ~0(0)Last flood scan length is 0.POINT_TO_POINT. State POINT_TO_POINT. Use appropriate show commands to troubleshoot the issues and answer all four questions. maximum is 0 msecNeighbor Count is 0. QUESTION 16 There is a missing network command in the OSPF process on R5. Hello 10. including secondary ip addressesTransmit Delay is 1 sec. Cost: 64Enabled by interface config. Adjacent neighbor count is 0Suppress hello for 0 neighbor(s) So we can see both hello and dead interval are mismatched because the dead interval always four times the value of hello interval. unless you manually configure the dead interval (with the ip ospf dead-interval <seconds> command). maximum is 0Last flood scan time is 0 msec. You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch offices. Instructions . Retransmit 5oob-resync timeout 40Hello due in 00:00:04Supports Link-local Signaling (LLS)Index 1/1.

configure no ip ospf hello-interval 25 D. R1 ethernet0/1 configured with a non-default OSPF hello interval of 25. R2 ethernet0/1 and R3 ethernet0/0 are configured with a non-default OSPF hello interval of 25.A. B. R2 ethernet0/1 and R3 ethernet0/0 are configured with a non-default OSPF hello interval of 25. configure no ip ospf hellointerval 25 C. Configure no shutdown command. configure no ip ospf hello-interval 25 . R1 ethernet0/1 is shutdown.

255.255.10.Correct Answer: B Section: (none) Explanation Explanation/Reference: Here are the relevant parts of the router configs: R1interface Loopback0description ***Loopback***ip address 192.4 255.255.255.10.255.10.252encapsulation pppip ospf 5 area 0!router ospf 5log-adjacency-changes R6username R3 password CISCO36!interface Loopback0description **Loopback**ip address 192.3 255.5. We should configure “no ip ospf hello-interval 25″ on R1.255.2 255.230.0ip ospf 2 area 0!<<output omitted>> We see the hello interval on R1 is not the same as R2 (and you can verify with the “show ip ospf interface <interface> command”) -> There is a hello and dead interval mismatch problem.255.1 255. What is causing the problem? Заголовок ситуации (Case Study): Scenario .255ip ospf 4 area 2!interface Ethernet0/0ip address 172.255.255. QUESTION 17 An OSPF neighbor adjacency is not formed between R3 in the main office and R6 in the Branch3 office.2.255.10.0ip ospf 4 area 2!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.16.10.0ip ospf hello-interval 25ip ospf 1 area 0!router ospf 1log-adjacency-changes R2!interface Loopback0description **Loopback**ip address 192. Note: Maybe there are some versions of this question in the exam.255. For example there are some reports saying that Ethernet0/1 on R1 is shutdown (and this is the correct choice in the exam).3 255.16.3.255.6 255.255.255.168.2 255.0ip ospf 3 area 0!interface Serial1/0description **Connected to R4Branch1 office**ip address 10.0ip ospf 6 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.2 255.10.0ip ospf 5 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.10.252encapsulation pppip ospf 6 area 0ppp authentication chap!router ospf 6router-id 192. So please be careful checking the config on the routers before choosing the correct answers.0ip ospf 2 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.255.255.10.168.3.255.1 255.255.2 255.10.3.1 255.10.255.115.10 255.255.255.255.3! Continue checking their connected interfaces with the “show running-config” command: R1#show running-config<<output omitted>>!interface Ethernet0/1description **Connected to L2SW**ip address 10.240.255ip ospf 3 area 0!interface Ethernet0/0description **Connected to L2SW**ip address 10.255.168.255.255ip ospf 5 area 0!interface Ethernet0/0ip address 172.255.0ip ospf 1 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.0ip ospf 2 area 0!router ospf 2log-adjacency-changes R3username R6 password CISCO36!interface Loopback0description **Loopback**ip address 192.240.255ip ospf 6 area 0!interface Ethernet0/0ip address 172.255.168.168.255.255.255.1 255.255.255.230.168.255.230.168.6 255.10.240.3! R4!interface Loopback0description **Loopback**ip address 192.252encapsulation pppip ospf hello-interval 50ip ospf 3 area 0!interface Serial1/2description **Connected to R6-Branch3 office**ip address 10.252encapsulation pppip ospf 3 area 0ppp authentication chap!router ospf 3router-id 192.1 255.240.1.252encapsulation pppip ospf 3 area 0!interface Serial1/1description **Connected to R5-Branch2 office**ip address 10.5 255.5 255.230.230.255.255.255ip ospf 1 area 0!interface Ethernet0/0description **Connected to R1-LAN**ip address 10.240.255.255.6.10.9 255.16.252encapsulation pppip ospf 4 area 2!router ospf 4log-adjacency-changes R5!interface Loopback0description **Loopback**ip address 192.113.255.1 255.120.255.1 255.255.255.168.114.255ip ospf 2 area 0!interface Ethernet0/0description **Connected to R2-LAN**ip address 10.10.0ip ospf hellointerval 25ip ospf 1 area 0!<<output omitted>> R2#show running-config<<output omitted>>!interface Ethernet0/1description **Connected to L2SW**ip address 10.1 255.4.255.240.1 255.255.255.110.

There is an OSPF hello and dead interval mismatch. C. B. Use appropriate show commands to troubleshoot the issues and answer all four questions. There is a PPP authentication issue. . the username is not configured on R3 and R6.Refer to the topology. There is an area ID mismatch. You are required to troubleshoot and resolve OSPF neighbor adjacency issues between the main office and the routers located in the remote branch office. A. Your company has decided to connect the main office with three other remote branch offices using point-to-point serial links.

240.0ip ospf hello-interval 25ip ospf 1 area 0!router ospf 1log-adjacency-changes R2!interface Loopback0description **Loopback**ip address 192.1 255.255.240.16.252encapsulation pppip ospf 3 area 0ppp authentication chap!<<output omitted>>!router ospf 3router-id 192.16.255ip ospf 4 area 2!interface Ethernet0/0ip address 172.0ip ospf 2 area 0!router ospf 2log-adjacency-changes R3username R6 password CISCO36!interface Loopback0description **Loopback**ip address 192.2 255.168. The real problem here is R6 uses the same router-id of R3 (192.10 255. QUESTION 18 .240.1 255.5.255.230.10.1.252encapsulation pppip ospf hello-interval 50ip ospf 3 area 0!interface Serial1/2description **Connected to R6-Branch3 office**ip address 10.10 255.0ip ospf 2 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.4.255.2.9 255.252encapsulation pppip ospf 4 area 2!router ospf 4log-adjacency-changes R5!interface Loopback0description **Loopback**ip address 192.6 255.120.255.230.1 255.5 255.3.3 255.110.255.255.114.115.3.4 255.3!<<output omitted>> We are not sure about the configuration of ppp authentication in this case.255.3! R3#show running-config<<output omitted>>username R6 password CISCO36!interface Serial1/2description **Connected to R6-Branch3 office**ip address 10.252encapsulation pppip ospf 6 area 0ppp authentication chap!router ospf 6router-id 192.10.255.1 255.10.255.168.6 255.255.168.255. So please check carefully for this question.255.255.240.1 255.168.3! R4!interface Loopback0description **Loopback**ip address 192. The R3 router ID is configured on R6.255.252encapsulation pppip ospf 3 area 0!interface Serial1/1description **Connected to R5-Branch2 office**ip address 10.255ip ospf 2 area 0!interface Ethernet0/0description **Connected to R2-LAN**ip address 10.255.255.255.10.3!<<output omitted>> R6#show running-config<<output omitted>>username R3 password CISCO36!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.255.255.230.255. Some reports said that only one router has the “ppp authentication chap” command but it is just a trick and is not the problem here.168.10.3.3) so OSPF neighborship cannot be established.3 255.255.255.168.10.252encapsulation pppip ospf 3 area 0ppp authentication chap!router ospf 3router-id 192.255ip ospf 3 area 0!interface Ethernet0/0description **Connected to L2SW**ip address 10.255.240.10.5 255.168.255.240.168.255.10.255.0ip ospf 3 area 0!interface Serial1/0description **Connected to R4Branch1 office**ip address 10.2 255.240.3.1 255.168. such configuration error will be shown in the command line interface (CLI).3.255.255.252encapsulation pppip ospf 5 area 0!router ospf 5log-adjacency-changes R6username R3 password CISCO36!interface Loopback0description **Loopback**ip address 192.255.255.255.255ip ospf 1 area 0!interface Ethernet0/0description **Connected to R1-LAN**ip address 10.6.255.240.3.113.255.2 255.255ip ospf 5 area 0!interface Ethernet0/0ip address 172.255.10.0ip ospf 6 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.255.10. In real life.168.16.255.255ip ospf 6 area 0!interface Ethernet0/0ip address 172.D.255.1 255.252encapsulation pppip ospf 6 area 0ppp authentication chap!<<output omitted>>!router ospf 6router-id 192.255.0ip ospf 4 area 2!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.1 255.10.255.255.255. Correct Answer: D Section: (none) Explanation Explanation/Reference: Here are the relevant parts of the router configs: R1interface Loopback0description ***Loopback***ip address 192.255.10.0ip ospf 1 area 0!interface Ethernet0/1description **Connected to L2SW**ip address 10.0ip ospf 5 area 0!interface Serial1/0description **Connected to R3-Main Branch office**ip address 10.10.168.255.9 255.

They provide a low-latency internetworking alternative to routed networks. D. They provide a method of conserving IP addresses in large networks. B. D. moving. Correct Answer: ADE Section: (none) Explanation Explanation/Reference: QUESTION 19 Which command can you enter to determine whether serial interface 0/2/0 has been configured using HDLC encapsulation? A. B. not physical location. B. C. D. They utilize packet filtering to enhance network security. They allow access to network services based on department. They establish broadcast domains in switched networks.) A. F. C. or changing hosts on the network.What are three advantages of VLANs? (Choose three. packet loss jitter successive packet loss round-trip time latency Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 21 Refer to the exhibit. E. C. router#show platform router#show interfaces Serial 0/2/0 router#show ip interface s0/2/0 router#show ip interface brief Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 20 Which function of the IP SLAs ICMP jitter operation can you use to determine whether a VoIP issue is caused by excessive end-to-end time? A. . They can simplify adding.

.Which of these statements correctly describes the state of the switch once the boot process has been completed? A. Remote access management of this switch will not be possible without configuration change. More VLANs will need to be created for this switch. C. it will be blocked by STP. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 22 Refer to the exhibit. The switch will need a different IOS code in order to support VLANs and STР. D. B. As FastEthernet0/12 will be the last to come up.

B. E. Host В needs to be assigned an IP address in VLAN 1. The switch needs an appropriate default gateway assigned. The administrator's attempt to telnet to the switch from host В fails. host A is unavailable. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 23 Which condition does the err-disabled status indicate on an Ethernet interface? . The switch interfaces need the appropriate IP addresses assigned. but pings to the other two hosts are successful. Host В and the switch need to be in the same subnet. The switch interface connected to the router is down. However. D. What is the issue? A.The network administrator normally establishes a Telnet session with the switch from host A. C.

B. D. C. C.A. One route is from EIGRP and has a composite metric of 20514560. The data link layer adds physical source and destination addresses and an FCS to the segment. E. The interface is configured with the shutdown command. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 25 A router has learned three possible routes that could be used to reach a destination network. B. It provides encrypted multiprotocol support. B. D. D. C. It ensures that user activity is fully anonymous. The interface is fully functioning. D. It supports EAP authentication for connecting to wireless networks. Device-administration packets are encrypted in their entirety. C. Another route is from OSPF with a metric of 782.) A. The serial interface is disabled. Correct Answer: E Section: (none) Explanation Explanation/Reference: QUESTION 24 Which statement about RADIUS security is true? A. The presentation layer translates bits into voltages for transmission across the physical link. The device at the other end of the connection is powered off. Packets are created when the network layer adds Layer 3 addresses and control information to a segment. B. the RIPv2 route all three routes the OSPF and RIPv2 routes the OSPF route the EIGRP route Correct Answer: E Section: (none) Explanation Explanation/Reference: QUESTION 26 Which two correctly describe steps in the OSI data encapsulation process? (Choose two. There is a duplex mismatch. E. F. Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control . Which route or routes will the router install in the routing table? A. The last is from RIPv2 and has a metric of 4. Port security has disabled the interface.

C. Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 28 Refer to the exhibit. B. . E. The transport layer divides a data stream into segments and may add reliability and flow control information. D.information. It uses a minimum amount of network bandwidth. It simultaneously delivers multiple streams of data.) A. Correct Answer: CE Section: (none) Explanation Explanation/Reference: QUESTION 27 Which two statements about IPv4 multicast traffic are true? (Choose two. E. It is bandwidth-intensive. It burdens the source host without affecting remote hosts. It is the most efficient way to deliver data to multiple receivers.

40/30 Network A – 172. F. Which network addresses should be used for Link A and Network A? (Choose two. B.16.0/30 Link A – 172. Layer 2 bridge .16.128/25 Link A – 172.16.112/30 Network A – 172.16.3.16.3.16.) A.3.48/26 Network A – 172.3. C. E.3.3. D.192/26 Correct Answer: AD Section: (none) Explanation Explanation/Reference: QUESTION 29 Which type of device can be replaced by the use of subinterfaces for VLAN routing? A.All of the routers in the network are configured with the ip subnet-zero command. Link A – 172.

The LLDP update frequency is a fixed value. B.25 HDLC PPP Frame Relay Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 31 Which statement about LLDP is true? A. X. router Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 30 Which Layer 2 protocol encapsulation type supports synchronous and asynchronous circuits and has builtin security mechanisms? A. C. B. They eliminate the necessity for NAT policies. D. B. D. They eliminate duplicate IP conflicts. Layer 3 switch D. It is configured in global configuration mode. They are routed the same as public IP addresses. C. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 32 What are two benefits of private IPv4 IP addresses? (Choose two. It is a Cisco proprietary protocol. D. Layer 2 switch C. E. Correct Answer: BC Section: (none) Explanation Explanation/Reference: QUESTION 33 . C. They are less costly than public IP addresses.B.) A. It runs over the transport layer. They can be assigned to devices without Internet connections.

F90B. show ip bgp summary show ip community-list show ip bgp paths show ip route Correct Answer: A Section: (none) Explanation .90C5 itch 00E0.3DC6 Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 34 A network administrator is troubleshooting an EIGRP problem on a router and needs to confirm the IP addresses of the devices with which the router has established adjacency. C. The retransmit interval and the queue counts for the adjacent routers also need to be checked. D. What command will display the required information? A. B. D.6BE3 switch 0004. switch 0040. C. Router# show ip eigrp neighbors Router# show ip eigrp interfaces Router# show ip eigrp adjacency Router# show ip eigrp topology Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 35 What is the authoritative source for an address lookup? A.If the primary root bridge experiences a power loss.0ВС0. B.F726. C.9A1A. C.C182 switch 00E0. which switch takes over? A. D. B. D. B. a recursive DNS search the operating system cache the ISP local cache the browser cache Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 36 Which command can you enter to verify that a BGP connection to a remote device is established? A.

.Explanation/Reference: QUESTION 37 Refer to the exhibit. Which three would be the most effective steps to troubleshoot this physical layer problem? (Choose three. C. B. F. D. Reseat all cables. Ensure cable A is plugged into a trunk port. Reboot all of the devices. Ensure that the Ethernet encapsulations match on the interconnected router and switch ports. The two connected ports on the switch are not turning orange or green. Ensure that cables A and В are straight-through cables. Ensure the switch has power.) A. E.

FF00::/8 is used for IPv6 multicast. Correct Answer: BDF Section: (none) Explanation Explanation/Reference: QUESTION 41 Which command can you enter to display duplicate IP addresses that the DHCP server assigns? . 2001::1/127 is used for loopback addresses. the PPP Session phase Phase 2 the Active Discovery phase the Active Discovery phase Phase 1 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 39 Which three circumstances can cause a GRE tunnel to be in an up/down state? (Choose three. E. B. C. FC00::/7 is used in private networks. The tunnel address is routed through the tunnel itself. The ISP is blocking the traffic. FE80::/10 is used for link-local unicast.) A. C. FE80::/8 is used for link-local unicast. B. E.Correct Answer: ABF Section: (none) Explanation Explanation/Reference: QUESTION 38 During which phase of PPPoE is PPP authentication performed? A. The ISP is blocking the traffic. A valid route to the destination address is missing from the routing table. Correct Answer: BCD Section: (none) Explanation Explanation/Reference: QUESTION 40 Which three statements about IPv6 prefixes are true? (Choose three. E. D. F. The tunnel interface is down. D. B. FEC0::/10 is used for IPv6 broadcast. D. The tunnel interface IP address is misconfigured.) A. C. F.

. C.12 show ip dhcp server statistics show ip dhcp binding 10.0.2.2. B.A. show ip dhcp conflict 10.0. D.12 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 42 Refer to the exhibit.2.12 show ip dhcp database 10.0.

E. C.Fa0/1 Switch В .Fа0/1 Switch A . B.) A.Fa0/0 Correct Answer: ABC Section: (none) Explanation .Which three ports will be STP designated ports if all the links are operating at the same bandwidth? (Choose three.Fа0/0 Switch A . D. F. Switch B .Fa0/l Switch С .Fa0/0 Switch С .

C. Leased lines provide inexpensive WAN access. Leased lines with sufficient bandwidth can avoid latency between endpoints. Correct Answer: CD Section: (none) Explanation Explanation/Reference: QUESTION 44 Refer to the exhibit.) A. D. B. Multiple leased lines can share a router interface. . Leased lines require little installation and maintenance expertise. F. Leased lines provide highly flexible bandwidth scaling. E.Explanation/Reference: QUESTION 43 Which two statements about using leased lines for your WAN infrastructure are true? (Choose two. Leased lines support up to T1 link speeds.

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24. Link-local addresses are used to form routing adjacencies.255. Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 46 Refer to the exhibit. E. OSPFv3 was developed to support IPv6 routing.168.The network administrator cannot connect to Switch 1 over a Telnet session.3 255. D. B. and BGP are the only routing protocols that support IPv6. C.) A. B.24. although the hosts attached to Switch1 can ping the interface Fa0/0 of the router.0 Switch1(config)# interface fa0/1Switch1(config-if)# duplex fullSwitch1(confiq-if)# speed 100 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 45 Which two statements about IPv6 and routing protocols are true? (Choose two. Given the information in the graphic and assuming that the router and Switch2 are configured properly. which of the following commands should be issued on Switch1 to correct this problem? A. OSPF. . Loopback addresses are used to form routing adjacencies EIGRP. D.168. E. C. Switch1(config)# ip default-gateway 192.1 Switch1(config)# interface fa0/1Switch1(config-if)# switchport mode trunk Switch1(config)# line con0Switch1(config-line)# password ciscoSwitch1(config-line)# login Switch1(config)# interface fa0/1Switch1(config-if)# ip address 192. EIGRPv3 was developed to support IPv6 routing.255.

B. SwitchD.) A. as well as being configured to run RSTP. designated SwitchB. D. No other configuration changes have been made. Fa0/l. root . C. root SwitchA. Gi0/2.Each of these four switches has been configured with a hostname. designated SwitchA. Which three of these show the correct RSTP port roles for the indicated switches and interfaces? (Choose three. Fa0/2. Gi0/l.

because other public routers can use the same range. cut through fast switching process switching Cisco Express Forwarding Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 48 Which command can you enter to verify that a 128-bit address is live and responding? A. C. SwitchB. C. D. D. SwitchC.E. B. Fa0/2. traceroute telnet ping ping ipv6 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 49 What will happen if a private IP address is assigned to a public interface connected to an ISP? A. root F. Consider the packets as they leave RouterA interface Fa0/0 towards RouterB. Drag the correct frame and packet address to their place in the table . B. root Correct Answer: ABD Section: (none) Explanation Explanation/Reference: QUESTION 47 Which feature builds a FIB and an adjacency table to expedite packet forwarding? A. D. The NAT process will be used to translate this address to a valid IP address. A conflict of IP addresses happens. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 50 DRAG DROP PC_1 is sending packets to the FTP server. Gi0/2. B. Addresses in a private range will not be routed on the Internet backbone. Only the ISP router will have the capability to access the public network. C.

Select and Place: Correct Answer: .

Section: (none) Explanation Explanation/Reference: .

They can simplify the management and deployment of wireless LANs. The symptoms of a duplex mismatch may be intermittent. They are best suited to smaller wireless networks. They can manage mobility policies at a system-wide level. so mismatches may be disguised by collisions. B. Correct Answer: AE . 1-Gbps interfaces are full-duplex by default. They rely on external firewalls for WLAN security. D. E. C. D. They must be configured through a GUI over HTTP or HTTPS. E. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 53 Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices? A. Autonegotiation is disabled.) A. cdp run enable cdp cdp enable run cdp Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 54 Which two statements about wireless LAN controllers are true? (Choose two. C. The local username password is in clear text in the configuration. Correct Answer: AD Section: (none) Explanation Explanation/Reference: QUESTION 52 Which condition indicates that service password-encryption is enabled? A. C. The local username password is encrypted in the configuration. The enable secret is encrypted in the configuration. The interface displays a connected (up/up) state even when the duplex settings are mismatched. D. D. B. Full-duplex interfaces use CSMA/CD logic.) A.QUESTION 51 What are two reasons that duplex mismatches can be difficult to diagnose? (Choose two. B. C. The enable secret is in clear text in the configuration. B.

D. Only southbound APIs allow program control of the network. router(config)#ip route 0. Correct Answer: BC Section: (none) Explanation Explanation/Reference: QUESTION 56 Which command can you enter to set the default route for all traffic to an interface? A. mini-IOS B. DHCP C.0 0. ROMMON mode C. Both northbound and southbound APIs allow program control of the network.0. Both northbound and southbound API interfaces use a Service Abstraction Layer. bootstrap D.0.0.0 GigabitEthernet0/1 router(config-router)#default-information originate always router(config)#ip route 0.) A. B. B.0.0.Section: (none) Explanation Explanation/Reference: QUESTION 55 Which two statements about northbound and southbound APIs are true? (Choose two.255. C. D. E.0 255. FHRP B. POST Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 58 Which protocol advertises a virtual IP address to facilitate transparent failover of a Cisco routing device? A. Only southbound API interfaces use a Service Abstraction Layer. Only northbound API interfaces use a Service Abstraction Layer. C. Only northbound APIs allow program control of the network.0. RSMLT .255 GigabitEthernet0/1 route(config-router)#default-information originate Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 57 Which step in the router boot process searches for an IOS image to load into the router? A. F.255.

which is displayed in the graphic.128 Correct Answer: BCE Section: (none) Explanation Explanation/Reference: .) A.5. While troubleshooting the problem. F.32 115.64. E. B.64. ESRP Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 59 An administrator is unsuccessful in adding VLAN 50 to a switch.6.64. What commands must be issued on this switch to add VLAN 50 to the database? (Choose two.64 115. E.128 115.64. 115.64. D.) A.8.255 115.0/22? (Choose three.D.64. C.12. the administrator views the output of the show vtp status command. F. B.7. C.64. D.3.255 115. Switch(config-if)# switchport access vlan 50 Switch(vlan)# vtp server Switch(config)# config-revision 20 Switch(config)# vlan 50 name Tech Switch(vlan)# vlan 50 Switch(vlan)# switchport trunk vlan 50 Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 60 Which of the following IP addresses fall into the CIDR block of 115.4.

C. E. After a RIP route is marked invalid on Router_1. how much time will elapse before that route is removed from the routing table? A. B. Which configuration will allow the hosts on the Branch LAN to access resources on the HQ LAN with the least impact on router processing and WAN bandwidth? .) A. buffering cut-through windowing congestion avoidance load balancing Correct Answer: ACD Section: (none) Explanation Explanation/Reference: QUESTION 62 Refer to the exhibit. D. D. but has failed to configure routing properly. A network associate has configured the internetwork that is shown in the exhibit. 30 seconds 60 seconds 90 seconds 180 seconds 240 seconds Correct Answer: E Section: (none) Explanation Explanation/Reference: QUESTION 63 Refer to the exhibit. E.QUESTION 61 Which of the following are types of flow control? (Choose three. C. B.

16. HQ(config)# router rip HQ(config-router)# network 192.25.5 Branch(config)# ip route 172.0.0.168. C.0 192.3 area 0 HQ(config-router)# network 172.1.0. HQ(config)# router ospf 1 HQ(config-router)# network 192.2. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 66 All WAN links inside the ABC University network use PPP with CHAP for authentication security.16.2.0 C.1.25.255 area 0 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 64 Which additional configuration step is necessary in order to connect to an access point that has SSID broadcasting disabled? A.0 Branch(config-router)# network 192. B.0 Branch(config)# router eigrp 56 Branch(config-router)# network 192.A.0 255.0 0.168.6 B. HQ(config)# ip route 192.168.25.168. D.168.0.255.2.0 HQ(config-router)# network 172.168.1.255 area 0 Branch(config)# router ospf 1 Branch(config-router)# network 192. The access point and the client are manually configured with different WPA key values. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 65 What is one reason that WPA encryption is preferred over WEP? A. The values of WPA keys can change dynamically while the system is used.0 Branch(config-router)# network 192.0.0 Branch(config)# router rip Branch(config-router)# network 192.2.1. B.0. HQ(config)# router eigrp 56 HQ(config-router)# network 192.4 HQ(config-router)# network 172.255.255.168.4 D.168.0.0 255. Set the SSID value in the client software to public. D.168. C.0 0. Which command will display the CHAP authentication process as it occur between two routers in the network? . WPA key values remain the same until the client configuration is changed. Configured MAC address filtering to permit the client to connect to the AP.2.16.16.0 192.4 0. A WPA key is longer and requires more special characters than the WEP key.168.2.255. Configure open authentication on the AP and the client Set the SSID value on the client to the SSID configured on the AP.168.2.

A. most common remote-access method B.23.173. what information will Router_E contain in its routing table for the subnets 208.23.23.10.173.23.96[110/3] via 190. 00:00:00:16.173. 00:00:00:16.10.23. Serial1/0 208.64[110/13] via 190. FastEthernet0/0 208.173.149.64[110/13] via 190.173. 00:00:00:07.173.23. show chap authentication show interface serial0 debug ppp authentication debug chap authentication show ppp authentication chap Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 67 Refer to the exhibit. Serial1/0 208. 00:00:00:16. FastEthernet0/0 B.23.10.149.149.10.23. Serial1/0 208.10.10.23.23.173.23.) A. The network is converged.149.96[110/13] via 190.23.23.23.10.23.149.96[110/13] via 190. After link-state advertisements are received from Router_A. 208.23.96[110/13] via 190.173.173.149. 00:00:00:07. 208. FastEthernet0/0 C. unsecured . 00:00:00:07. D. E.23. 00:00:00:16. 208.149.64[110/13] via 190.96[110/13] via 190. 00:00:00:07. B.64[110/1] via 190. 208.10. FastEthernet0/0 D.23.23.149.149. 00:00:00:16.64 and 208.10.96? A.149. C.23. Serial1/0 208.149. Serial1/0 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 68 What are two characteristics of SSH? (Choose two.

192. Which two packets. destination port: 23 source ip address:.15. uses port 22 E.15. operates at the transport layer Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 69 Refer to the exhibit. B.15 any eq telnet access-list 101 permit ip any any A. D. Which of the following commands are required to prevent only Workstation 1 from accessing Server1 while allowing all other traffic to flow normally? (Choose two.168.C. source ip address: 192. F.46.168.15.168.0.168.15.168.) access-list 101 deny tcp 192.0. E.32 0. if routed to the interface. 192.36 destination port: 23 source ip address: 192.15.49 destination port: 23 Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 70 Refer to the graphic.) .41 destination port: 21 source ip address:. destination port: 21 source ip address:. It has been decided that Workstation 1 should be denied access to Server1. 192. 192.168. will be denied? (Choose two. encrypted D. C.5. The access list has been configured on the S0/0 interface of router RTB in the outbound direction.15.15.168.37 destination port: 21 source ip address:.

150 0.29. access-list 10 permit 172.163 RouterA(config)# access-list 101 permit ip any any D.255 Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 72 A network administrator wants to add a line to an access list that will block only Telnet access by the hosts on subnet 192.0.255 access-list 10 permit 172. RouterA(config)# interface fa0/0 RouterA(config-if)# ip access-group 101 in C.128 0.128 0.0 RouterA(config)# access-list 101 permit ip any any Correct Answer: BC Section: (none) Explanation Explanation/Reference: QUESTION 71 An access list was written with the four statements shown in the graphic.15 host 192.168.240 192.16.15 192. RouterA(config)# interface fa0/0 RouterA(config-if)# ip access-group 101 out B.16.0.0.5.1.0 eq 21 access-list 1 permit ip any any D.0 0.0. RouterA(config)# access-list 101 deny ip 172.1. C.255.0. B. access-list 1 deny tcp 192.0 0.168.128 0.0.150 host 172.0. access-list 1 deny tcp 192.0.0.0.0.0.162.29.29.1.1.168.255 access-list 10 permit 172.1.255 access-list 10 permit 172. access-list 101 deny tcp 192.1.16.0.1.1.16.15.161.3.5 0. Which single access list statement will combine all four of these statements into a single statement that will have exactly the same effect? A. D.168. RouterA(config)# access-list 101 deny ip host 172.0.16.A.168.0.0 0.0. access-list 101 deny tcp 192.0.168.29.168.0.0 eq 23 access-list 101 permit ip any any C.0.255 192.0 0.0 0.128/28 to the server at 192.16.163 0.1.16.5 0.161.0.255 access-list 10 permit 172.0.168. What command should be issued to accomplish this task? A.162.29.5 eq 23 access-list 1 permit ip any any Correct Answer: A Section: (none) Explanation Explanation/Reference: .0.128 0.0.0.168.16.168. E.255 172.0.1.0 eq 23 access-list 101 permit ip any any B.1.5 0.

access-list 101 in access-list 101 out ip access-group 101 in ip access-group 101 out Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 74 The access control list shown in the graphic has been applied to the Ethernet interface of router R1 using the ip access-group 101 in command. C. D. Which of the following Telnet sessions will be blocked by this ACL? (Choose two. Which the following command would implement the access list on the interface of the R2 router? A.QUESTION 73 As a network administrator.) . you have been instructed to prevent all traffic originating on the LAN from entering the R2 router. B.

except for FTP traffic will be allowed to exit E0 FTP traffic from 192. from from from from from from host A to host 5.2.1.3.1.22 will be denied No traffic. B.1.0.25.1.30. B.8 host C to host 5.9/29 will be denied Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 76 The following configuration line was added to router R1 Access-list 101 permit ip 10.169.1.10 host A to host 5.9 to any host will be denied All traffic exiting E0 will be denied All FTP traffic to network 192. E.0 0.8 0.8 0. D.10 host F to host 5.A.169.8/29 LAN: access-list 135 deny tcp 192. E.7 eq 20 any access-list 135 deny tcp 192.0.1.1. FTP traffic from 192.1.10 Correct Answer: BD Section: (none) Explanation Explanation/Reference: QUESTION 75 The following access list below was applied outbound on the E0 interface connected to the 192. What is the effect of this access list configuration? A. C.0.169.10 host B to host 5.3.169.255 any. C.3.1.7 eq 21 any How will the above access lists affect traffic? A.0.1.1. F.0. D.1.0. B.1.169.10 host B to host 5. Permit all packets matching the first three octets of the source address to all destinations permit all packet matching the last octet of the destination address and accept all source addresses permit all packet matching the host bits in the source address to all destinations permit all packet from the third subnet of the network address to all destinations .169. D. C.1.

Configure a single sub-interface to establish multiple PVC connections to multiple remote router interfaces Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 80 The Frame Relay network in the diagram is not functioning properly. point-to-point broadcast multi-access nonbroadcast multi-access nonbroadcast multipoint broadcast point-to-multipoint Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 78 Which of the following are key characteristics of PPP? (Choose three.) A. Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the subinterface B. B. D. D. E. B. C. E. C. Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic C.Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 77 A default Frame Relay WAN is classified as what type of physical network? A. What is the cause of the problem? . can be used over analog circuits maps Layer 2 to Layer 3 address encapsulates several routed protocols supports IP only provides error correction Correct Answer: ACE Section: (none) Explanation Explanation/Reference: QUESTION 79 How should a router that is being used in a Frame Relay network be configured to avoid split horizon issues from preventing routing updates? A. Configure many sub-interfaces on the same subnet D.

How many broadcast domains exist in the exhibited topology? . The frame-relay map statement in the Attalla router for the PVC to Steele is not correct E. D. The S3 interface of the Steele router has been configured with the frame-relay encapsulation ietf command D. B.A. could you tell me how many bits are included in each filed? A. 24 4 3 16 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 82 Refer to the exhibit. Inverse ARP is providing the wrong PVC information to the Gallant router C. you must have a firm understanding of the IPv6 address structure. The Gallant router has the wrong LMI type configured B. The IP address on the serial interface of the Attalla router is configured incorrectly Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 81 As a CCNA candidate. Refer to IPv6 address. C.

host A could communicate with host B. D. The administrator has properly configured switch interfaces FastEthernet0/13 through FastEthernet0/14 to be members of the new VLAN.1 255. C.3. Router(config)# interface fastethernet 0/1.255.0 B. B. Router(config)# router rip .255.3 Router(config-if)# encapsulation dot1q 3 Router(config-if)# ip address 192. F.A. However. after the network administrator completed the configuration. one two three four five six Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 83 Refer to the exhibit.168. Which commands are required to resolve this problem? A. E. but host A could not communicate with host C or host D. The network administrator has created a new VLAN on Switch1 and added host C and host D.

Host A ( the host on the left ) sends the first frame to Host C (the host on the right).Router(config-router)# network 192.0 Router(config-router)# network 192.4 to the switching table. D. there are four PCs connected to a switch. The network administrator is in a campus building distant from Building B. C.168.168. Switch1# vlan database Switch1(vlan)# vtp v2-mode Switch1(vlan)# vtp domain cisco Switch1(vlan)# vtp server D. Switch1 will add 192. What the first thing should the switch do? A.8A47.168.23. Switch1 will add 000A.168.2.E612 to the switching table.1.23. WANRouter is hosting a newly installed WAN link on interface S0/0.168. as shown in the following figure: After the Switch1 restarts. The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface. B. None of the above Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 85 Refer to the exhibit. How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner? . Switch1(config)# interface fastethernet 0/1 Switch1(config-if)# switchport mode trunk Switch1(config-if)# switchport trunk encapsulation isl Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 84 On a network of one department.3.12 to the switching table. Switch1 will add 192.0 C.0 Router(config-router)# network192.

0. C. Establish a console session on WANRouter and execute the command show interfaces S0/0 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 86 While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.Successful Ping 10. B. A local physical layer problem exists. Telnet to WANRouter and execute the command show interfaces S0/0 Telnet to WANRouter and execute the command show processes S0/0 Telnet to WANRouter and execute the command show running-configuration Telnet to WANRouter and execute the command show controller S0/0 Physically examine the cable between WANRouter S0/0 and the DCE.0.5.0.0.0.5.0.0.1 Remote Sever: 10.250 . C. A remote physical layer problem exists. .35/24 Default Gateway: 10.75. The host NIC is not functioning.1 .1 . D. TCP/IP has not been correctly installed on the host.Unsuccessful What is the underlying cause of this problem? A.0. D. B. F.35 .Unsuccessful Ping 10.A.Successful Ping 10.0.0.250/24 You then conduct the following tests from the local PC: Ping 127.75. E.

Based on the information in the graphic. . A backup designated router needs to be added to the network. The OSPF area is not configured properly. what is the cause of this problem? A. The routers cannot establish an adjacency relationship on their common Ethernet link. C. F. B. The graphic shows the output of the show ip ospf interface e0 command for routers R1 and R2. The OSPF process ID numbers must match. The cost on R1 should be set higher. D.Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 87 A network administrator is troubleshooting the OSPF configuration of routers R1 and R2. The hello and dead timers are not configured properly. The priority on R1 should be set higher. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 88 This graphic shows the results of an attempt to open a Telnet connection to router ACCESS1 from router Remote27. E.

The TFTP server is unreachable from the router. ACCESS1(config)# enable password cisco F. the network administrator receives the exhibited error message. The IOS image on the TFTP server is corrupt. The new IOS image is not correct for this router platform. There is not enough disk space on the TFTP server for the IOS image. E. Remote27(config)# line vty 0 4 Remote27(config-line)# login Remote27(config-line)# password cisco E.Which of the following command sequences will correct this problem? A. what is the TTL value for that ping? . ACCESS1(config)# line console 0 ACCESS1(config-line)# password cisco B. The new IOS image is too large for the router flash memory. What could be the cause of this error? A. ACCESS1(config)# line vty 0 4 ACCESS1(config-line)# login ACCESS1(config-line)# password cisco D. Remote27(config)# enable password cisco Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 89 When upgrading the IOS image. Remote27(config)# line console 0 Remote27(config-line)# login Remote27(config-line)# password cisco C. Host A pings interface S0/0 on router 3. C. B. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 90 Refer to the exhibit. D.

B. C. No password was set for tty lines B. D. No password was set for aux lines C. B. 253 252 255 254 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 91 Which statement is true. C. as relates to classful or classless routing? A. D. No password was set for vty lines . Automatic summarization at classful boundries can cause problems on discontinuous subnets EIGRP and OSPF are classful routing protocols and summarize routes by default RIPv1 and OSPF are classless routing protocols Classful routing protocols send the subnet mask in routing updates Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 92 Refer to the exhibit.A. Why does the telnet connecting fail when a host attempts to connect a remote router? A.

The VTP and uplink port configurations for each switch are displayed. Which two command sets. resolve this failure and allow VTP to operate as expected?(choose two) . The VLAN configuration of S1 is not being in this VTP enabled environment. C. B. B. OSPF and mumber of hops and reliability EIGRP and link cost IS-IS and delay and reliability RIPv2 and number of hops Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 95 Refer to the exhibit. No password was set for cty lines Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 93 Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP.does not require dedicated gateway tunnels. D.D. D. dual stack dynamic Teredo Manual 6to4 Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 94 Which pairing reflects a correct protocol-and-metric relationship? A. C. if issued.and can pass through existing IPV4 NAT gateways? A.

S1(config)#interface f0/24 S1(config-if)#switchport mode trunk S1(config-if)#end Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 96 How are VTP advertisements delivered to switches across the network? A.A. S1(config)#vtp mode client C. C. S2(config)#interface f0/24 S2(config-if)#switchport mode access S2(config-if)#end D. anycast frames multicast frames broadcast frames unicast frames Correct Answer: B Section: (none) . S2(config)#vtp mode transparent B. S2(config)#vtp mode client E. B. D.

C. Correct Answer: AD Section: (none) Explanation Explanation/Reference: QUESTION 98 Refer to the exhibit. It provides stability for the OSPF process on RouterB. Which two statements are true about the loopback address that is configured on RouterB? (Choose two. A protocol mismatch exists. A Layer 1 problem exists. What could be possible causes for the "Serial0/0 is down" interface status? (Choose two. There is an incorrect IP address on the Serial 0/0 interface. C. The bandwidth is set too low. An incorrect cable is being used.) A.1. B. It ensures that data will be forwarded by RouterB. . D.Explanation Explanation/Reference: QUESTION 97 Refer to the exhibit. B. It specifies that the router ID for RouterB should be 10. D.) A.0. E. It decreases the metric for routes that are advertised from RouterB.0.

A switch in the VTP server mode can update a switch in the VTP transparent mode. A switch in the VTP server mode only updates switches in the VTP client mode that have a higher VTP revision number. D. A switch in the VTP transparent mode will forward updates that it receives to other switches. E. A switch in the VTP server mode will update switches in the VTP client mode regardless of the configured VTP domain membership. C.) A. F. Correct Answer: BC Section: (none) Explanation Explanation/Reference: QUESTION 99 A network administrator is explaining VTP configuration to a new technician.E. Both switches are using a default configuration. What should the network administrator tell the new technician about VTP configuration? (Choose three. It indicates that RouterB should be elected the DR for the LAN.) A. Correct Answer: ABD Section: (none) Explanation Explanation/Reference: QUESTION 100 Refer to the exhibit. F. A switch in the VTP client mode cannot update its local VLAN database. B. the IP address of host 1 the IP address of host 4 the MAC address of host 1 the MAC address of host 4 the MAC address of the Fa0/0 interface of the R1 router the MAC address of the Fa0/1 interface of the R1 router Correct Answer: F Section: (none) Explanation . A trunk link must be configured between the switches to forward VTP updates. C. E. Which two destination addresses will host 4 use to send data to host 1? (Choose two. B. D.

. Hosts on the LAN that is connected to FastEthernet 0/1 are using public IP addressing. D. F. B.) A. B.100. C.Explanation/Reference: QUESTION 101 What are two reasons a network administrator would use CDP? (Choose two. E. The default route should have a next hop address of 64.0. to verify the type of cable interconnecting two devices to determine the status of network services on a remote device to obtain VLAN information from directly connected switches to verify Layer 2 connectivity between two devices when Layer 3 fails to obtain the IP address of a connected device in order to telnet to the device to determine the status of the routing protocols between directly connected routers Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 102 Refer to the exhibit.) A.3. The router has been configured with these commands: What are the two results of this configuration? (Choose two.

0 network.0 192.255. It uses the default administrative distance. Hosts on the LAN that is connected to FastEthernet 0/1 will not be able to access the Internet without address translation.) A. It allows frames from multiple VLANs to use a single interface.16. Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 103 A company is installing IP phones. hub router switch STP subinterfaces VLAN Correct Answer: CF Section: (none) Explanation Explanation/Reference: QUESTION 104 What are two benefits of using VTP in a switching environment? (Choose two.3. It allows ports to be assigned to VLANs automatically.168.168. B. It maintains VLAN consistency across a switched network. D.255. B.) A.16. C. D.168.4. What is the best network device to which to directly connect the phones and computers. It configures the router to send any traffic for an unknown destination to the 172. The address of the subnet segment with the WWW server will support seven more servers. and what technology should be implemented on this device? (Choose two. It configures the router to send any traffic for an unknown destination out the interface with the address 192. E.3. To ensure maximum throughput for the phone data.2. E.0 255.0 network. Correct Answer: CE Section: (none) Explanation Explanation/Reference: QUESTION 105 Which two statements are true about the command ip route 172.16.4? (Choose two. . D. the company needs to make sure that the phone traffic is on a different network from that of the office computer data traffic. E. The phones and office computers connect to the same device. F. It allows VLAN information to be automatically propagated throughout the switching environment. It establishes a static route to the 172.0 network. It establishes a static route to the 192.2. The addressing scheme allows users on the Internet to access the WWW server.3. B. It allows switches to read frame tags. C. E.C.) A.2. D. C.

A B C D E F Correct Answer: CF Section: (none) Explanation Explanation/Reference: .) A. F. C. Which two Ethernet segments would need to be configured as trunk links? (Choose two. E. It is a route that would be used last if other routes to the same destination exist. D.) A. decreasing the number of collision domains filtering frames based on MAC addresses allowing simultaneous frame transmissions increasing the size of broadcast domains increasing the maximum length of UTP cabling between devices Correct Answer: BC Section: (none) Explanation Explanation/Reference: QUESTION 107 Refer to the exhibit.F. B. E. Correct Answer: AE Section: (none) Explanation Explanation/Reference: QUESTION 106 What are two advantages of Layer 2 Ethernet switches over hubs? (Choose two. B. C. A network associate needs to configure the switches and router in the graphic so that the hosts in VLAN3 and VLAN4 can communicate with the enterprise server in VLAN2. D.

183. VLANs typically decrease the number of collision domains.2 192.) A. E. The networks connected to router R2 have been summarized as a 192.45 Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 110 Which three statements are typical characteristics of VLAN arrangements? (Choose three. F.168.168. F. B.0/21 route and sent to R1. C. A new switch has no VLANs configured.168. C.168. D. E.194.168. A switch maintains a separate bridging table for each VLAN.184. B.) A.160 192. Which two packet destination addresses will R1 forward to R2? (Choose two. Connectivity between VLANs requires a Layer 3 device. B.4 192. amount of RAM bridge priority IOS version IP address MAC address speed of the links Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 109 Refer to the exhibit. 192.168.176.QUESTION 108 Which two values are used by Spanning Tree Protocol to elect a root bridge? (Choose two.255 192.159.179. E. Each VLAN uses a separate address space. D.) A. C. D.168. .183.41 192.

The equal cost paths JAX-CHI-ORL and JAX. D. if RIPv2 is the routing protocol. When EIGRP is the routing protocol. When EIGRP is the routing protocol. VLANs cannot span multiple switches.1. if EIGRP and OSPF are both running on the network with their default configurations. and JAX-NY-ORL will be installed in the routing table by default. only the path JAX-ORL will be installed in the routing table by default. only the path JAX-ORL will be installed into the routing table. the EIGRP paths will be installed in the routing table. C. E.0/24 network when different routing protocols are configured? (Choose three. The OSPF paths will be installed in the routing table.F. Correct Answer: ADE Section: (none) Explanation Explanation/Reference: QUESTION 112 Refer to the exhibit. Correct Answer: BDE Section: (none) Explanation Explanation/Reference: QUESTION 111 Refer to the exhibit.) A. Which three statements are true about how router JAX will choose a path to the 10. F.NY-ORL will be installed in the routing table if RIPv2 is the routing protocol. B. By default.) . Which three statements correctly describe Network Device A? (Choose three. the equal cost paths JAX-CHI-ORL. With EIGRP and OSPF both running on the network with their default configurations.3.

D. With a network wide mask of 255. With a network wide mask of 255.255.255.255. D.255. With a network wide mask of 255. With a network wide mask of 255. With a network wide mask of 255.0.128. B.) A.255. alternate backup designated disabled root Correct Answer: CE Section: (none) Explanation Explanation/Reference: QUESTION 114 Refer to the exhibit.255. E. each interface does not require an IP address. C. each interface does require an IP address on a unique IP subnet.0. E. each interface does not require an IP address.255. Given the output shown from this Cisco Catalyst 2950. must be a Layer 2 device for the PCs to communicate with each other.0.A.128.255.254. Correct Answer: BDE Section: (none) Explanation Explanation/Reference: QUESTION 113 Switch ports operating in which two roles will forward traffic according to the IEEE 802. B. must be a Layer 3 device for the PCs to communicate with each other.255. C.1w standard? (Choose two. what is the most likely reason that interface FastEthernet 0/10 is not the root port for VLAN 2? .

This command is executed on 2960Switch: 2960Switch(config)# mac-address-table static 0000.aaaa will be listed in the MAC address table for interface fa0/1 only.aaaa will be forwarded out fa0/1. A modem terminates an analog local loop.00aa.aaaa does not need to be learned by this switch. E. This switch is running RSTP while the elected designated switch is running 802. Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 116 Which of the following describes the roles of devices in a WAN? (Choose three. Frames with a Layer 2 source address of 0000. C. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 115 Refer to the exhibit. Correct Answer: ADE Section: (none) Explanation Explanation/Reference: QUESTION 117 . A router is commonly considered a DCE device.1d Spanning Tree.00aa. This switch has a lower bridge ID for VLAN 2 than the elected designated switch. C.A. D.00aa. B. Only MAC address 0000. MAC address 0000. C. Port security is implemented on the fa0/1 interface. D.00aa. A CSU/DSU terminates an analog local loop. B.00aa. A modem terminates a digital local loop. This switch has more than one interface connected to the root network segment in VLAN 2.aaaa vlan 10 interface fa0/1 Which two of these statements correctly identify results of executing the command? (Choose two. B.aaaa can source frames on the fa0/1 segment. D.) A. This switch interface has a higher path cost to the root bridge than another in the topology. MAC address 0000. F. A router is commonly considered a DTE device. A CSU/DSU terminates a digital local loop.) A. E.

It requires that the destination device be configured to support Telnet connections Correct Answer: AE Section: (none) Explanation Explanation/Reference: QUESTION 118 What are two security appliances that can be installed in a network? (Choose two. C.20.248.) A.) A.16. B. It requires an enterprise license in order to be implemented. A network technician is unable to ping from R1 to R2. E. It sends data in clear text format. F. E. B. It is more secure than SSH.0 Correct Answer: ACD Section: (none) Explanation Explanation/Reference: QUESTION 120 Refer to the exhibit.16. C.8.9.0.255.What are two characteristics of Telnet? (Choose two. Which are these addresses? (Choose three.0 172. B.0 172.16. D.0 172. It is no longer supported on Cisco network devices. ATM IDS IOS IOX IPS SDM Correct Answer: BE Section: (none) Explanation Explanation/Reference: QUESTION 119 Assuming a subnet mask of 255. D.31.) A. 172. D. What will help correct the problem? . C. three of the following addresses are valid host addresses.16.

This interface is connected to a LAN.240. Configure the serial0/1 interfaces on R1 and R2 with the no shutdown command.255. The interface is not ready to forward packets. D. B.4 Change the subnet masks of both interfaces to 255. The encapsulation in use on this interface is PPP.1. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 121 Refer to the exhibit. Correct Answer: AC Section: (none) Explanation . The address mask of this interface is 255.1.) A. B. Apply the clock rate 56000 configuration command to the serial0/1 interface of R1. E.255.255. Change the address of the serial0/1 interface of R1 to 192. C. D. Ensure that the serial cable is correctly plugged in to the interfaces. The default serial line encapsulation is in use on this interface.0.A. C.255. E. Which two statements are true of the interface configuration? (Choose two.

what could be the problem? A. A technician is troubleshooting a host connectivity problem. D. C. B. The host is unable to ping a server connected to Switch_A. D. A remote physical layer problem exists. C. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 124 . What does the address 192.2.Explanation/Reference: QUESTION 122 Refer to the exhibit. TCP/IP has not been correctly installed on the host A local physical layer problem exists. The host NIC is not functioning.168. B. the TFTP server from which the file startup-config is being transferred the router from which the file startup-config is being transferred the TFTP server from which the file router-confg is being transferred the TFTP server to which the file router-confg is being transferred the router to which the file router-confg is being transferred the router to which the file startup-config is being transferred Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 123 Refer to the exhibit. Based on the results of the testing. E. F.167 represent? A.

An unconfigured router goes to the enable mode prompt. E. D.In which situation would the use of a static route be appropriate? A. B. F. E. E. It uses broadcast for its routing updates It supports authentication It is a classless routing protocol It has a lower default administrative distance than RIP version 1 It has the same maximum hop count as version 1 It does not send the subnet mask un updates Correct Answer: BCE Section: (none) Explanation Explanation/Reference: QUESTION 127 How can an administrator determine if a router has been configured when it is first powered up? A. C. D. To configure a route when the administrative distance of the current routing protocol is too low. A configured router goes to the privileged mode prompt. C. C. The cable is attached properly. CDP has discovered the connected device Keepalives are being received on the interface. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 126 Which three statements are correct about RIP version 2? (Choose three) A. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 125 An administrator issues the show ip interface s0/0 command and the output displays that interface Serial0/0 is up. A configured router prompts for a password. B. A carrier detect signal has been received from the connected device IP is correctly configured on the interface. B. To configure a route from an ISP router into a corporate network. D. D. Correct Answer: C . To configure a route to the first Layer 3 device on the network segment. line protocol is up What does "line protocol is up" specifically indicate about the interface? A. To provide access to the Internet for enterprise hosts. An unconfigured router goes into the setup dialog. To reach a network is more than 15 hops away. C. B.

Section: (none) Explanation Explanation/Reference: QUESTION 128 Select and Place: Correct Answer: Section: (none) Explanation Explanation/Reference: QUESTION 129 Drag and Drop Question Select and Place: .

24/29.Correct Answer: Section: (none) Explanation Explanation/Reference: QUESTION 130 A network administrator receives an error message while trying to configure the Ethernet interface of a router with IP address 10. Which statement explains the reason for this issue? A.24. This address is a broadcast address. .24.

E. the IP address of the first Fast Ethernet interface the IP address of the console management interface the highest IP address among its active interfaces the lowest IP address among its active interfaces the priority value until a loopback interface is configured Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 133 The OSPF Hello protocol performs which of the following tasks? (Choose two. It uses timers to elect the router with the fastest links as the designated router.) A. D. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 131 Which address is the IPv6 all-RIP-routers multicast group address that is used by RIPng as the destination address for RIP updates? A. It negotiates correctness parameters between neighboring interfaces. VLSM-capable routing protocols must be enabled first on the router. FF02::9 FF02::6 FF05::101 FF02::A Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 132 If all OSPF routers in a single area are configured with the same priority value. D. C. F. D. Correct Answer: AC Section: (none) Explanation Explanation/Reference: . B. It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF. This address is a network address. B.B. The Ethernet interface is faulty. what value does a router use for the OSPF router ID in the absence of a loopback interface? A. B. It detects unreachable neighbors in 90 second intervals It maintains neighbor relationships. C. D. It provides dynamic neighbor discovery. E. C. C.

12.255.12.12.1. Correct Answer: AC Section: (none) Explanation Explanation/Reference: QUESTION 135 A network administrator is planning a network installation for a large organization.16. This route is automatically propagated throughout the entire network Traffic for network 172.16.1. F.) A.168. switching loops.248. F.0 network. C.192 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 136 Refer to Exhibit.168.252.255.0 255.QUESTION 134 The network administrator of the Oregon router adds the following command to the router configuration: ip route 192.255. hold down timers B. 255. B.168. What are the results of adding this command? (Choose two.12.12.0 is forwarded to the 192. D.255.255.0 255.168.254.1.0 255.240. so the company has acquired a Class B network address. E. C.0 255.0 255.12. B.255.0 is forwarded to 172. split horizon .255.12. Based on the network shown in the graphic which option contains both the potential networking problem and the protocol or setting that should be used to prevent the problem? A. The design requires 100 separate subnetworks.16.16.0. The command establishes a static route.255.255.255.12.0 255. What subnet mask will provide the 100 subnetworks required. routing loops. E. if 500 usable host addresses are required per subnet? A. The command invokes a dynamic routing protocol for 192.0 172. Traffic for network 192. D. Traffic for all networks is forwarded to 172.

E. C. The switches on a campus network have been interconnected as shown. STP Correct Answer: F Section: (none) Explanation Explanation/Reference: QUESTION 137 Which of the following services use UDP? (Choose three. Telnet TFTP SNMP DNS SMTP HTTP Correct Answer: BCD Section: (none) Explanation Explanation/Reference: QUESTION 138 What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two. D. C. VTP routing loops. Unusual traffic patterns are observed and it is discovered that Switch9 is the root bridge. Always use Telnet to access the device command line because its data is automatically encrypted. routing loops. Allow unrestricted access to the console or VTY ports. split horizon switching loops.C. B. Correct Answer: BD Section: (none) Explanation Explanation/Reference: QUESTION 139 Refer to the exhibit.) A. F. All of the switches are running Spanning Tree Protocol with its default settings.) A. E. E. Which change will ensure that Switch1 will be selected as the root bridge instead of Switch9? . B. Use a firewall to restrict access from the outside to the network devices. F. D. STP switching loops. Prevent the loss of passwords by disabling password encryption. Use SSH or another encrypted and authenticated transport to access device configurations. D.

1 2 4 8 Correct Answer: C Section: (none) Explanation . C. It is a classless routing protocol. D. It has the same maximum hop count as version 1. Raise the bridge priority on Switch1 Lower the bridge priority on Switch9. C. Correct Answer: ACE Section: (none) Explanation Explanation/Reference: QUESTION 141 If a router has four interfaces and each interface is connected to four switches. It has a lower default administrative distance than RIP version 1. Correct Answer: F Section: (none) Explanation Explanation/Reference: QUESTION 140 The Company WAN is migrating from RIPv1 to RIPv2. F. B. B. B. E. Lower the bridge priority on Switch1.A. It does not send the subnet mask in updates. Raise the bridge priority on Switch9. E. how many broadcast domains are present on the router? A. F. Which three statements are correct about RIP version 2? (Choose three) A. D. Physically replace Switch9 with Switch1 in the topology. C. It uses broadcasts for its routing updates. It supports authentication. Disable spanning tree on Switch9. D.

B. B. D. Hop Limit Flow Label TTD Hop Count Scan Timer Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 145 Which two statements about the tunnel mode ipv6ip command are true? (Choose two. B. D.9A1A.3DC6 switch 0040.C182 switch 00E0.F90B. C. E. switch 0004. It specifies IPv6 as the transport protocol. which switch takes over? A. E. It enables the transmission of IPv6 packets within the configured tunnel.6BE3 switch 00E0. switch-mdf-c1(config)#hostname switch-mdf1 switch-mdf-c1>hostname switch-mdf1 switch-mdf-c1#hostname switch-mdf1 switch-mdf-c1(config-if)#hostname switch-mdf1 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 143 If the primary root bridge experiences a power loss.Explanation/Reference: QUESTION 142 Which command can you use to set the hostname on a switch? A. C. B.90C5 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 144 Which IPv6 header field is equivalent to the TTL? A.) A. It specifies IPv4 as the encapsulation protocol. It specifies that the tunnel is a Teredo tunnel. . It specifies IPv6 as the encapsulation protocol. D. C.F726. C. D.0BC0.

16.0/25 172.0/26 172. B. 172. It enables the use of a secondary pool of IP addresses when the first pool is depleted. B.0 255.168.0.240. NAT NTP RFC 1631 RFC 1918 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 149 What is the effect of the overload keyword in a static NAT translation configuration? A.0 255.0/24 the default route Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 147 Which command can you enter to route all traffic that is destined for 192.255.16. B. .16.1.0.0. It enables port address translation.0 0.0.255.0/20 to a specific interface? A. D.16.255.0.0 GigabitEthernet0/1 router(config)#ip route 0.1.0 GigabitEthernet0/1 router(config)#ip route 192.Correct Answer: AB Section: (none) Explanation Explanation/Reference: QUESTION 146 What is the correct routing match to reach 172.0. D.1.0.255.1.5/32? A.0 255. C. C. router(config)#ip route 192.168.255.0. D. C. It enables the inside interface to receive traffic.168.0 GigabitEthernet0/1 router(config)#ip route 0. C. B.0.0 GigabitEthernet0/1 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 148 hich technology allows a large number of private IP addresses to be represented by a smaller number of public IP addresses? A.

inter-VLAN routing using a Layer 3 switch inter-VLAN routing using a Layer 2 switch intra-VLAN routing using router on a stick intra-VLAN routing using a Layer 3 switch Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 153 In which three ways is an IPv6 header simpler than an IPv4 header? (Choose three. B. C. E.) . The local username password is in clear text in the configuration. The enable secret is encrypted in the configuration.D. D. WiMax satellite Internet municipal Wi-Fi site-to-site VPN DSLAM CMTS Correct Answer: ABC Section: (none) Explanation Explanation/Reference: QUESTION 151 Which condition indicates that service password-encryption is enabled? A.) A. D. D. C. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 152 Which technology can enable multiple VLANs to communicate with one another? A. C. The local username password is encrypted in the configuration. F. B. The enable secret is in clear text in the configuration. It enables the outside interface to forward traffic Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 150 What are three broadband wireless technologies? (Choose three. B.

Correct Answer: ABC Section: (none) Explanation Explanation/Reference: QUESTION 154 What is the purpose of the POST operation on a router? A. D. E. IPv6 uses an extension header instead of the IPv4 Fragmentation field. Correct Answer: A Section: (none) Explanation . determine whether additional hardware has been added locate an IOS image for booting enable a TFTP server set the configuration register Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 155 Which two types of NAT addresses are used in a Cisco NAT device? (Choose two. IPv6 headers eliminate the IPv4 Checksum field. IPv6 headers have a fixed length. D. D. and IPv4 headers use an 8-bit TTL field. It can cause too many addresses to be assigned to the same interface. C. C. E.) A. B. B. It can lead to overloaded resources on the router. Unlike IPv4 headers. F. B. B. D. IPv6 headers use the Fragment Offset field in place of the IPv4 Fragmentation field. inside local inside global inside private outside private external global external local Correct Answer: AB Section: (none) Explanation Explanation/Reference: QUESTION 156 What is the danger of the permit any entry in a NAT access list? A. F. It prevents the correct translation of IP addresses on the inside network. It can disable the overload command. IPv6 headers use a 4-bit TTL field.A. C. C. IPv6 headers use a smaller Option field size than IPv4 headers.

They may indicate a duplex mismatch. What is the effect of the given configuration? . They occur when CRC errors and interference occur on the cable. C. C. Correct Answer: AB Section: (none) Explanation Explanation/Reference: QUESTION 159 Which three characteristics are representative of a link-state routing protocol? (Choose three. B.Explanation/Reference: QUESTION 157 Which protocol is the Cisco proprietary implementation of FHRP? A.) A. By definition. they occur after the 512th bit of the frame has been transmitted. B. D. B. C. provides common view of entire topology exchanges routing tables with neighbors calculates shortest path utilizes event-triggered updates utilizes frequent periodic updates Correct Answer: ACD Section: (none) Explanation Explanation/Reference: QUESTION 160 Refer to the exhibit. HSRP VRRP GLBP CARP Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 158 Which two statements about late collisions are true? (Choose two. D. E. They are frames that exceed 1518 bytes. D.) A. E. They indicate received frames that did not pass the FCS match.

It configures an active management interface. C. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 161 If primary and secondary root switches with priority 16384 both experience catastrophic losses. D. B. C. B. It configures the default VLAN. B.A. D.) A. E. D. C. It configures an inactive switch virtual interface. D. It configures the native VLAN. a switch with priority 20480 a switch with priority 8192 a switch with priority 4096 a switch with priority 12288 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 162 Which two features can dynamically assign IPv6 addresses? (Choose two. B. C. Router(config)#username jdone privilege 1 password 7 08314D5D1A48 Router(config)#username jdone privilege 1 password 7 PASSWORD1 Router(config)#username jdone privilege 15 password 0 08314D5D1A48 Router(config)#username jdone privilege 15 password 0 PASSWORD1 Correct Answer: A Section: (none) Explanation Explanation/Reference: . which tertiary switch can take over? A. IPv6 stateless autoconfiguration DHCP NHRP IPv6 stateful autoconfiguration ISATAP tunneling Correct Answer: AB Section: (none) Explanation Explanation/Reference: QUESTION 163 Which command can you enter to configure a local username with an encrypted password and EXEC mode user privileges? A.

bin Router(config)#boot flash:c180x-adventerprisek9-mz-124-6T. D.bin Correct Answer: ABC Section: (none) Explanation Explanation/Reference: QUESTION 165 Which three statements about static routing are true? (Choose three. It is best used for small-scale deployments.) A.bin Router(config)#boot system rom c7301-advipservicesk9-mz. D. It is best used for large-scale deployments. C.124-24.SB8a. Routers can use update messages to reroute when links fail. E.122-23f.QUESTION 164 Which three commands can you use to set a router boot image? (Choose three. C. D. Routing is disrupted when links fail It requires more resources than other routing methods.) A. show ip nat statistics B. F. Correct Answer: ABC Section: (none) Explanation Explanation/Reference: QUESTION 166 Which type of address is the public IP address of a NAT device? A. F. outside global outside local inside global inside local outside public inside public Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 167 Which command can you enter to display the hits counter for NAT traffic? A. It uses consistent route determination.bin Router(config)# boot system tftp c7300-js-mz. debug ip nat C.bin Router(config)#boot bootldr bootflash:c4500-jk9s-mz. F.122-33.121-20.bin Router> boot flash:c180x-adventerprisek9-mz-124-6T. B. Router(config)# boot system flash c4500-p-mz. C. B. show ip debug nat . E. E.T4. B.

Switch(config)#vlan 20 Switch(config)#Interface gig x/y Switch(config-if)#switchport access vlan 20 B. Switch(config)#Interface gig x/y Switch(config-if)#vlan 20 Switch(config-vlan)#switchport access vlan 20 C. Switch(config)#vlan 20 Switch(config)#Interface vlan 20 Switch(config-if)#switchport access vlan 20 E. C. SW1(config-line)#exec-timeout 0 10 SW1(config-line)#exec-timeout 10 SW1(config-line)#absolute-timeout 0 10 SW1(config-line)#absolute-timeout 10 Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 170 Which command sequence can you enter to create VLAN 20 and assign it to an interface on a switch? A. D. D. B. Switch(config)#vlan 20 Switch(config)#Interface vlan 20 Switch(config-if)#switchport trunk allowed vlan 20 Correct Answer: A . VRRP GLBP TFTP DHCP Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 169 Which command can you execute to set the user inactivity timer to 10 seconds? A.D. B. Switch(config)#vlan 20 Switch(config)#Interface vlan 20 Switch(config-if)#switchport trunk native vlan 20 D. C. clear ip nat statistics Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 168 Which standards-based First Hop Redundancy Protocol is a Cisco supported alternative to Hot Standby Router Protocol? A.

PAT B.Section: (none) Explanation Explanation/Reference: QUESTION 171 Which spanning-tree protocol rides on top of another spanning-tree protocol? A. B. They are sourced from the configured IPv6 interface address. D. D. They use ICMPv6 type 134. The advertised prefix length must be 48 bits.) A. D. The advertised prefix length must be 64 bits. C. MSTP RSTP PVST+ Mono Spanning Tree Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 172 Which two statements about IPv6 router advertisement messages are true? (Choose two. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 173 After you configure the Loopback0 interface. C. C. B. B. RARP . Their destination is always the link-local address of the neighboring node. SFTP C. Router#show ip interface loopback 0 Router#show run Router#show interface loopback 0 Router#show ip interface brief Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 174 Which NAT function can map multiple inside addresses to a single outside address? A. E. which command can you enter to verify the status of the interface and determine whether fast switching is enabled? A.

) A. Define inside and outside interfaces. B. D. B. C. D. E. Define public and private IP addresses. C. C.) A. E. TFTP Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 175 What is the first step in the NAT configuration process? A. Define global and local interfaces. Define IP address pools. D. B. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 176 What are two requirements for an HSRP group? (Choose two. F. show ip flow export show ip cache flow ip flow ingress ip flow egress interface ethernet 0/0 ip flow-export destination Correct Answer: AB Section: (none) Explanation Explanation/Reference: . ARP E.D. exactly one active router one or more standby routers one or more backup virtual routers exactly one standby active router exactly one backup virtual router Correct Answer: AB Section: (none) Explanation Explanation/Reference: QUESTION 177 Which two commands can you enter to verify that a configured NetFlow data export is operational? (Choose two.

C. F. Their upload speed is about 10 percent of their download speed.) A. global configuration mode privileged EXEC mode user EXEC mode auxiliary setup mode Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 181 Refer to the exhibit. They are frequently used by rural users without access to other high-speed connections. D. D. Enable password c1sc0 Secret enable c1sc0 Password enable c1sc0 Enable secret c1sc0 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 180 The enable secret command is used to secure access to which CLI mode? A. What is the result of setting the no login command? . They use radio waves to communicate with cellular phone towers. Correct Answer: ABC Section: (none) Explanation Explanation/Reference: QUESTION 179 Which command sets and automatically encrypts the privileged enable mode password? A. C. E. D. B. B. They require a WiMax tower within 30 miles of the user location.QUESTION 178 What are three characteristics of satellite Internet connections? (Choose three. C. They are usually at least 10 times faster than analog modem connections. B. They are usually faster than cable and DSL connections.

C. D. Ping the loopback address. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 182 Which option describes a difference between EIGRP for IPv4 and IPv6? A. D. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 184 If host Z needs to send data through router R1 to a storage server. the host Z MAC address the MAC address of the interface on R1 that connects to the storage server the MAC address of the interface on R1 that connects to host Z the MAC address of the storage server interface Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 185 . Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 183 What is the best way to verify that a host has a path to other hosts in different networks? A. Only EIGRP for IPv6 requires a router ID to be configured under the routing processAS numbers are configured in EIGRP but not in EIGRPv3. B.A. B. D. C. Only EIGRP for IPv6 is enabled in the global configuration mode. B. D. which destination MAC address does host Z use to transmit packets? A. Telnet access requires a new password. Telnet access is denied Telnet access requires a new password at the first login. B. Ping the default gateway. Ping the remote network. Ping the local interface address. Only EIGRP for IPv6 advertises all connected networks. C. no password is required for telnet access. C.

1 0. C.0/24 unable to communicate with the Server farm1 network 10. The static route points to the tunnel0 interface that is misconfigured on the R2 router.10.20.1 0. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 186 . The GRE tunnel destination is not configured on the R2 router. The GRE tunnel destination is not configured on the Branch2 router.Why is the Branch2 network 10. The static route points to the tunnel0 interface that is misconfigured on the Branch2 router. D.0/24 over the GRE tunnel? A. B.

B. The PPP chap hostname and PPP chap password commands are missing on the Branch3 router. A. C. D. A PPP chap hostname mismatch is noticed between Branch3 and R1. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 187 . A PPP chap password mismatch is noticed between Branch3 and R1. PPP encapsulation is not configured on Branch3.Why has the Branch3 router lost connectivity with R1? Use only show commands to troubleshoot because usage of the debug command is restricted on the Branch3 and R1 routers.

The Branch2 LAN network 192. Tunnel keepalives are not configured for the tunnel0 interface on Branch2 and R2. D. The Branch3 LAW network 192. E.11 0/24 is not advertised into the EIGRP network. PPP CHAP is authentication configured between Branch1 and R1.168. PPP PAP is authentication configured between Branch2 and R1.0/24 is not advertised into the EIGRP network.Which statement about the router configurations is correct? A. C. B. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 188 .10.168.

Which command verifies that IP routing is enabled on interfaces and the local VLANs are up? A. a ping from one VLAN to another VLAN on the same switch failed.Why did Branch1 router lose WAN connectivity with R1 router? A. C. The PPP multilink group is The PPP multilink group is misconfigured on the R1 serial interfaces. D. D. C. show ip interface brief show ip nat statistics show ip statistics show ip route Correct Answer: A Section: (none) Explanation Explanation/Reference: . Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 189 While you were troubleshooting a connection issue. B. The Branch1 serial interfaces are placed in a shutdown condition. B. The IP address is misconfigured on PPP multilink interface on the Branch1 router.

duplex mismatches on Ethernet segments in the same VLAN multiple errors on switchport interfaces congestion on the switch inband path a failing NIC in an end device an overloaded shared segment Correct Answer: AC Section: (none) Explanation Explanation/Reference: QUESTION 193 What is a difference between TACACS+ and RADIUS in AAA? A. D. B. It negotiates a trunk link after VTP has been configured. It sends data on VLAN 1. A. It uses the native VLAN.QUESTION 190 Which statement about DTP is true? A.). Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 191 Which feature can you use to monitor traffic on a switch by replicating it to another port or ports on the same switch? A. C. copy run start traceroute the ICMP Echo IP SLA SPAN Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 192 Which two circumstances can cause collision domain issues on VLAN domain? (Choose two. D. Only TACACS+ couples authentication and authorization. Correct Answer: A Section: (none) Explanation . Only TACACS+ allows for separate authentication. Only RADIUS encrypts the entire access-request packet. E. It uses desirable mode by default. B. Only RADIUS uses TCP. D. C. B. C. B. C. D.

D.Explanation/Reference: QUESTION 194 Which version of SNMP first allowed user-based access? A. C. D. C.1s Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 196 Which option describes the purpose of traffic policing? A. B. It prioritizes routing protocol traffic. B.1x 802 1q 802. SNMPv3 with RBAC SNMPv3 SNMPv1 SNMPv2 Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 195 Which IEEE standard does PVST+ use to tunnel information? A. D. D. It queues and then transmits traffic that exceeds the CIR.1w 802. Cisco OpenDaylight Cisco ACI Cisco APIC Cisco IWAN Correct Answer: B Section: (none) Explanation . C. 802. B. B. C. It remarks traffic that is below the CIR It drops traffic that exceeds the CIR. Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 197 Which component of the Cisco SDN solution serves as the centralized management system? A.

It eliminates the need for a GSS. C. C. It reduces the need for a backup data center. D. determining the path cost electing designated ports learning the sender bridge ID assigning the port ID Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 201 Which option is the benefit of implementing an intelligent DNS for a cloud computing solution? A.Explanation/Reference: QUESTION 198 What are two drawbacks of implementing a link-state routing protocol? (Choose two. D. C. D. C. B. B. the sequencing and acknowledgment of link-state packets the high volume of link-state advertisements in a converged network the requirement for a hierarchical IP addressing scheme for optimal functionality the high demand on router resources to run the link-state routing algorithm the large size of the topology table listing all advertised routes in the converged network Correct Answer: CD Section: (none) Explanation Explanation/Reference: QUESTION 199 Which part of the PPPoE server configuration contains the information used to assign an IP address to a PPPoE client? A. B. .) A. virtual-template interface DHCP dialer interface AAA authentication Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 200 Which process is associated with spanning-tree convergence? A. E. B. It can redirect user requests to locations that are using fewer network resources It enables the ISP to maintain DNS records automatically. D.

D. dialer C. Add an interface on the switch to a channel group. B.Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 202 Which protocol supports sharing the VLAN configuration between two or more switches? A. D. C. D. B. Ethernet B. serial . Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 204 Which two components are used to identify a neighbor in a BGP configuration? (Choose two. B. autonomous system number version number router ID subnet mask IP address Correct Answer: AE Section: (none) Explanation Explanation/Reference: QUESTION 205 Which type of interface can negotiate an IP address for a PPPoE client? A. multicast STP VTP split-horizon Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 203 How can you disable DTP on a switch port? A. Configure the switch port as a trunk. Change the administrative mode to access. E. Change the operational mode to static access. C.) A. C.

C. Ports are untrusted by default. Video traffic is passed with a well-known DSCP value of 46. you executed the show interface port-channel 1 etherchannel command and it returned this output. B. Correct Answer: E Section: (none) Explanation Explanation/Reference: QUESTION 208 Refer to the exhibit. D.D. B. D. 0 1 10 1024 Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 207 Which statement about QoS default behavior is true? A. Frame Relay Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 206 What is the default VLAN on an access port? A. E. C. Which information is provided by the Load value? A. Packets are classified internally with an environment. C. D. While troubleshooting a switch. B. the percentage of use of the link the preference of the link the session count of the link the number source-destination pairs on the link . Packets that arrive with a tag are untagged at the edge of an administrative domain. VoIP traffic is passed without being tagged.

11 802. D. 1 64 99 100 299 1099 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 212 Which two pieces of information are provided by the show controllers serial 0 command? (Choose two.1x Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 211 Which identification number is valid for an extended ACL? A. the type of cable that is connected to the interface. C. D. F. C. D.1d 802.1w 802. B. E.) A. . B. B. C. E. BPDU guard PortFast loop guard UDLD Uplink Fast Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 210 Which protocol authenticates connected devices before allowing them to access the LAN? A. 802.Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 209 Which spanning-tree feature places a port immediately into a forwarding stated? A.

interface FastEthernet 0/0 encapsulation dot1Q 30 ip address 10. C.30 description subinterface vlan 30 D. C. The VLANs are experiencing slowness due to a duplex mismatch. B. The entire VLAN is experiencing slowness.0 C. The VLAN is experiencing slowness in the point-to-point collisionless connection The VLANs are experiencing slowness because multiple devices are connected to the same hub.255.1.1.0 Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 215 Which statement about slow inter VLAN forwarding is true? A. but traffic to the alternate VLAN is forwarded slower than expected.255.1. Correct Answer: E .30 255. D. E.255.1.255. E. D.30 ip address 10. The uptime of the interface the status of the physical layer of the interface the full configuration of the interface the interface's duplex settings Correct Answer: AC Section: (none) Explanation Explanation/Reference: QUESTION 213 Which EIGRP for IPv6 command can you enter to view the link-local addresses of the neighbors of a device? A.1.0 B. C. B. interface FastEthernet 0/0. The local VLAN is working normally.30 255.255. interface FastEthernet 0/0. D. show ipv6 eigrp 20 interfaces show ipv6 route eigrp show ipv6 eigrp neighbors show ip eigrp traffic Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 214 Which configuration can you apply to enable encapsulation on a subinterface? A.30 encapsulation dot1Q 30 ip address 10.255.1.30 255.B. interface FastEthernet 0/0.

C. B. It sets a timer to delete all MAC addresses that were learned dynamically by ports in the same STP instance C. C. B. Router edge-1 is unable to establish OSPF neighbor adjacency with router ISP-1. It is configured in enable mode.) .s specified in milliseconds. D. It immediately deletes all MAC addresses that were learned dynamically by ports in the same STP instance. D.Section: (none) Explanation Explanation/Reference: QUESTION 216 Which statement about the IP SLAs ICMP Echo operation is true? A. It immediately deletes dynamic MAC addresses that were learned by all ports on the switch. It is used to determine the frequency of ICMP packets. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 218 Which type of topology is required by DMVPN? A. It sets a timer to delete dynamic MAC addresses that were learned by all ports on the switch. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 217 Which option describes how a switch in rapid PVST+ mode responds to a topology change? A. Which two configuration changes can you make on edge-1 to allow the two routers to establish adjacency? (Choose two. The frequency of the operation . B. It is used to identify the best source interface from which to send traffic. ring full mesh hub-and-spoke partial mesh Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 219 Refer to the exhibit. D.

252. D. It simplifies adding and removing hosts. Reduce the MTU on edge-1 to 1514. Configure the ip ospf mtu-ignore command on the edge-1 Gi0/0 interface. B. They can receive traffic from more than one VLAN with no voice support By default. C. D. It provides redundancy with no impact on resource usage. Reduce the MTU on edge-1 to 1500. B. E. It supports better performance of high-needs applications.255. D. It provides higher port density with better resource usage. Set the OSPF cost on edge-1 to 1522.1Q tags. C. Correct Answer: D Section: (none) Explanation .A. Set the subnet mask on edge-1 to 255 255. B. They drop packets with 802. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 221 Which option is a benefit of switch stacking? A. C. A VLAN must be assigned to an access port before it is created. Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 220 Which statement about switch access ports is true? A. they carry traffic for VLAN 10.

They support standard and extended ACLs. They are used to filter Layer 7 traffic.1w? (Choose two. B. Configure the server host. C. They are used to filter usernames and passwords for Telnet and SSH. Configure the server group. Correct Answer: B . Configure the remote engine ID. listening backup disabled learning discarding Correct Answer: DE Section: (none) Explanation Explanation/Reference: QUESTION 225 Which statement about MPLS is true? A. D. Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 223 Which statement about named ACLs is true? A. D. E. They are used to rate limit traffic destined to targeted networks. B. It operates in Layer 3. C. D. C.Explanation/Reference: QUESTION 222 What is the first step you perform to configure an SNMPv3 user? A.) A. It operates between Layer 2 and Layer 3. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 224 Which two switch states are valid for 802. D. Configure server traps. C. B. It operates in Layer 2. B. It operates in Layer 1. E. They support standard ACLs only.

Which conclusion can you draw about the environment? A. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 229 Which NTP command configures the local device as an NTP reference clock source? A.) A. OSPFv3 is in use. B. E. C. ntp peer B. OSPF is distributing IPv6 routes to BGP. B. D. F. D.Section: (none) Explanation Explanation/Reference: QUESTION 226 Which Cisco platform can verify ACLs? A. D. B. initialize learn secondary listen speak primary Correct Answer: BDE Section: (none) Explanation Explanation/Reference: QUESTION 228 You enter the show ipv6 route command on an OSPF device and the device displays a route. ntp broadcast . C. The router is designated as totally stubby. Cisco Prime Infrastructure Cisco Wireless LAN Controller Cisco APIC-EM Cisco IOS-XE Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 227 Which three options are the HSRP states for a router? (Choose three. C. The router is designated as an ABR.

B. D. when the network must route UDP traffic when traffic that originates outside the network must be routed to internal hosts when traffic that originates inside the network must be routed to internal hosts when the network has few public IP addresses and many private IP addresses require outside access Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 233 Which component of a routing table entry represents the subnet mask? . ntp master D. The source interface can be configured to make routing decisions A subnet mask is entered for the next-hop address. C.0 by default The exit interface can be specified to indicate where the packets will be routed Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 232 Under which circumstance should a network administrator implement one-way NAT? A. D. E. D. C. The subnet mask is 255.C. IBGP OSPF IS-IS EIGRP RIP Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 231 Which statement about static routes is true? A. ntp server Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 230 Which routing protocol has the smallest default administrative distance? A.255 255. C. B. B.

B. C. D.A. a router B. Link-state routing protocols choose a path by the number of hops to the destination. B. routing protocol code prefix metric network mask Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 234 When a router makes a routing decision for a packet that is received from one network and destined to another. C. Layer 2 frame header and trailer Layer 3 IP address Layer 5 session Layer 4 protocol Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 235 On which type of device is every port in the same collision domain? A. a hub Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 236 Which statement about routing protocols is true? A. D. OSPF is a link-state routing protocol. which portion of the packet does if replace? A. D. B. C. a Layer 2 switch C. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 237 Which technology supports the stateless assignment of IPv6 addresses? . IS-IS is a distance-vector routing protocol. Distance-vector routing protocols use the Shortest Path First algorithm.

A.
B.
C.
D.

DNS
DHCPv6
DHCP
autoconfiguration

Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 238
Which feature allows a device to use a switch port that is configured for half-duplex to access the network?
A.
B.
C.
D.

CSMA/CD
IGMP
port security
split horizon

Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 239
Which function enables an administrator to route multiple VLANs on a router?
A.
B.
C.
D.

IEEE 802 1X
HSRP
port channel
router on a stick

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 240
Which dynamic routing protocol uses only the hop count to determine the best path to a destination?
A.
B.
C.
D.

IGRP
RIP
EIGRP
OSPF

Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 241
What is one requirement for interfaces to run IPv6?

A.
B.
C.
D.

An IPv6 address must be configured on the interface
An IPv4 address must be configured.
Stateless autoconfiguration must be enabled after enabling IPv6 on the interface.
IPv6 must be enabled with the ipv6 enable command in global configuration mode.

Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 242
Which destination IP address can a host use to send one message to multiple devices across different
subnets?
A.
B.
C.
D.

172.20.1.0
127.0.0.1
192.168.0.119
239.255.0.1

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 243
Which MTU size can cause a baby giant error?
A.
B.
C.
D.

1500
9216
1600
1518

Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:
QUESTION 244
Which entity assigns IPv6 addresses to end users?
A.
B.
C.
D.

ICANN
APNIC
RIR
ISPs

Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:

QUESTION 245
Which option is the default switch port port-security violation mode?
A.
B.
C.
D.

shutdown
protect
shutdown vlan
restrict

Correct Answer: A
Section: (none)
Explanation
Explanation/Reference:
QUESTION 246
Which statement about the inside interface configuration in a NAT deployment is true?
A. It is defined globally
B. It identifies the location of source addresses for outgoing packets to be translated using access or route
maps.
C. It must be configured if static NAT is used
D. It identifies the public IP address that traffic will use to reach the internet.
Correct Answer: B
Section: (none)
Explanation
Explanation/Reference:
QUESTION 247
Which value is indicated by the next hop in a routing table?
A.
B.
C.
D.

preference of the route source
IP address of the remote router for forwarding the packets
how the route was learned
exit interface IP address for forwarding the packets

Correct Answer: D
Section: (none)
Explanation
Explanation/Reference:
QUESTION 248
Which option is a valid hostname for a switch?
A.
B.
C.
D.

Switch-Cisco
Switch-Cisco!
SwitchCisco
SwitchCisc0

Correct Answer: C
Section: (none)
Explanation
Explanation/Reference:

QUESTION 249 Which component of the routing table ranks routing protocols according to their preferences? A. The source address is used to determine the switch port to which a frame is forwarded Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 251 Which statement about native VLAN traffic is true? A. D. E. B. D. C. administrative distance next hop metric routing protocol code Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 250 Which statement about unicast frame forwarding on a switch is true? A. the frame is flooded to every port that is configured in the same VLAN except on the port that it was received on. C. D. S E D R O Correct Answer: C . If the destination MAC address is unknown. The CAM table is used to determine whether traffic is permitted or denied on a switch D. C. B. B. The native VLAN is typically disabled for security reasons Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 252 Which route source code represents the routing protocol with a default administrative distance of 90 in the routing table? A. C. The TCAM table stores destination MAC addresses B. Cisco Discovery Protocol traffic travels on the native VLAN by default Traffic on the native VLAN is tagged with 1 by default Control plane traffic is blocked on the native VLAN.

C. access point switch wireless controller firewall Correct Answer: A Section: (none) Explanation Explanation/Reference: .Section: (none) Explanation Explanation/Reference: QUESTION 253 Refer to the exhibit. B. D. B. The VLAN 10 configuration is saved when the router exits VLAN configuration mode. Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 254 When enabled. C. which feature prevents routing protocols from sending hello messages on an interface'? A. B. virtual links passive-interface directed neighbors OSPF areas Correct Answer: B Section: (none) Explanation Explanation/Reference: QUESTION 255 Which device allows users to connect to the network using a single or double radio? A. The VLAN 10 VTP configuration is displayed. Which statement describes the effect of this configuration? A. VLAN 10 is added to the VLAN database. C. D. D. VLAN 10 spanning-tree output is displayed.

C. B. It uses multiple subinterfaces of a single interface to encapsulate traffic for different VLANs Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 259 Which network topology allows all traffic to flow through a central hub? A. It uses multiple subinterfaces of a single interface to encapsulate traffic for different VLANs on the same subnet C. Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 257 By default.QUESTION 256 Two hosts are attached to a switch with the default configuration. C. D. B. It requires the native VLAN to be disabled D. Which statement about the configuration is true? A. bus star mesh ring Correct Answer: B Section: (none) . C. Its date plane router traffic for a single VI AN over two or more switches. Port security prevents the hosts from connecting to the switch. D. 8 2 1 0 Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 258 Which statement about a router on a stick is true? A. B. how many MAC addresses are permitted to be learned on a switch port with port security enabled? A. The switch must be configured with a VLAN to allow the two hosts to communicate. The two hosts are in the same broadcast domain. IP routing must be enabled to allow the two hosts to communicate. D. B.

B. C. IEEE 802 1w IEEE 802 1D IEEE 802 1Q IEEE 802 1p Correct Answer: C . D.Explanation Explanation/Reference: QUESTION 260 Which NAT type is used to translate a single inside address to a single outside address? A. C. B. B. D. B. D. dynamic NAT NAT overload PAT static NAT Correct Answer: D Section: (none) Explanation Explanation/Reference: QUESTION 261 What is the default lease time for a DHCP binding? A. C. 24 hours 12 hours 48 hours 36 hours Correct Answer: A Section: (none) Explanation Explanation/Reference: QUESTION 262 Which RFC was created to alleviate the depletion of IPv4 public addresses? A. D. C. RFC 4193 RFC 1519 RFC 1518 RFC 1918 Correct Answer: C Section: (none) Explanation Explanation/Reference: QUESTION 263 Which method does a connected trunk port use to tag VLAN traffic? A.

D. PortFast on the interface the interface as an access port to allow the voice VLAN ID a voice VLAN ID in interface and global configuration mode Cisco Discovery Protocol in global configuration mode Correct Answer: B Section: (none) Explanation Explanation/Reference: .Section: (none) Explanation Explanation/Reference: QUESTION 264 Configuration of which option is required on a Cisco switch for the Cisco IP phone to work? A. C. B.

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