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You are logged into a router and with to view the layer 3 in

题目
单选题
You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）
A

show ip links

B

show cdp neighbor

C

show cdp neighbor detail

D

show ip clients

E

show ip route

F

None of the above

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相似问题和答案

第1题：

Layer3(thenetworklayer)providesconnectivityandpathselectionbetweentwohostsystemsthatmaybelocatedongeographicallyseparatednetworks.Whichtwodevicesoperateatthenetworklayer?()

A.application

B.hub

C.switch

D.bridge

E.router


参考答案：E

第2题：

While troubleshooting a network connectivity issue, you suspect that a router may be missing a route, or may be receiving bad routing information to a destination. What command should you issue to view the route that the router will use to reach a given destination?（）

A. ping

B. trace

C. show ip route

D. show interface

E. show cdp neighbors


参考答案：C

第3题：

You are logged into a router and wish to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?

A. show ip links

B. show cdp neighbor

C. show cdp neighbor detail

D. show ip clients

E. show ip route

F. None of the above


正确答案：C
C 解析：Explanation:
To display detailed information about neighboring devices discovered using Cisco Discovery Protocol (CDP), use the show cdp neighbors privileged EXEC command.

Detail - (Optional) Displays detailed information about a neighbor (or neighbors) including network address, enabled protocols, hold time, and software version.

Incorrect Answers:
A, D. These are invalid commands.

B. The "show cdp neighbor" command, without the "detail" keyword will not display the additional layer 3 protocol information.

E. This will show all routes from all other routers within the domain. We wish to see information from just the direct interface neighbors.

第4题：

You issue the ping interface tl-1/1/0 1.1.1.1 bypass-routing count 1000 rapid command.Which statement is correct?（）

  • A、The count parameter creates a counter that you can view with the show firewall command
  • B、The count parameter allows the router to count the number of pings for logging purposes
  • C、The count parameter allows the router to pause for 10000 seconds before sending out a ping
  • D、The count parameter allows the router to send out 1000 pings and then stop

正确答案:D

第5题：

While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates?()

A. Show ip protocols

B. Show ip route rip

C. Debug ip rip

D. Debug ip updates

E. Debug ip transactions


参考答案：C

第6题：

You are troubleshooting a WAN connection for TestKing, and on the router you execute the, "debug ppp authentication" command, and view the following output:What kind of handshake was used for the PPP authentication?（）

A. one-way

B. two-way

C. three-way

D. No handshakes required during authentication

E. None of the above


参考答案：C

第7题：

While troubleshooting connectivity issues, you log into a remote router. From there,you wish to see the layer 1 and layer 2 status of the interface.Which of the following IOS commands would you issue to check the current IP addressing, as well as theyer 1 and layer 2 status of an interface?（）

A. TK1# show version

B. TK1# show protocols

C. TK1# show interfaces

D. TK1# show controllers

E. TK1# show ip interface

F. TK1# show startup-config


参考答案：C, D, E

第8题：

Which of the following is a layer 3 device that separates broadcast domains?()

A. Network Interface Card

B. Hub

C. Bridge

D. Router


参考答案：D

第9题：

Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?()

A. enable cdp

B. cdp enable

C. cdp run

D. run cdp


参考答案：C

第10题：

Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?（）

  • A、enable cdp
  • B、cdp enable
  • C、cdp run
  • D、run cdp

正确答案:C

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