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多选题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 they

题目
多选题
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

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相似问题和答案

第1题：

I’ll get your RMB for you while you’re ()these forms.

A、taking out

B、working out

C、filling out


参考答案：C

第2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3题：

While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out."

At which OSI layer is this problem associated with?

A．The data link layer

B．The application layer

C．The access layer

D．The session layer

E．The network layer


正确答案：E
解析：Explanation:
TCP/IP includes ICMP, a protocol designed to help manage and control the operation of a TCP/IP network. The ICMP protocol provides a wide variety of information about a network's health and operational status. Control message is the most descriptive part of a name. ICMP helps control and manage IP's work and therefore is considered part of TCP/IP's network layer.

第4题：

An administrator is troubleshooting wireless connectivity issues at a client’s office and discoversthat the machine loses connectivity when the wireless phone is being used. Which of the following WAPS should be installed to help resolve the issue?（）

  • A、802.1 1g
  • B、802.1X
  • C、802.11n
  • D、802.11b

正确答案:C

第5题：

While troubleshooting a connectivity issue from a PC you obtain the following information: Local PC IP address: 10.0.0.35/24 Default Gateway: 10.0.0.1 Remote Sever: 10.5.75.250/24 You then conduct the following tests from the local PC: Ping 127.0.0.1 – Successful Ping 10.0.0.35 – Successful Ping 10.0.0.1 – Unsuccessful Ping 10.5.75.250 – Unsuccessful What is the underlying cause of this problem?（）

  • A、A remote physical layer problem exists.
  • B、The host NIC is not functioning.
  • C、TCP/IP has not been correctly installed on the host.
  • D、A local physical layer problem exists.

正确答案:D

第6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7题：

While troubleshooting some connectivity issues，you issue the “show ip ospf database”in order to ex amine the link state database. Which three of the statements below are true regarding the OSPF link state database（）

A.Each router has an identical link state database.

B.External routes are imported into a separate link state database.

C.Syn chronization of link state databases is maintained via floodingo f LSAs.

D.Information in the link state database is used to build a routing table by calculating a shortest-path tree.

E.By default,link state databases are refreshede very 10 minutes in the absence of topology changes.


参考答案：A, C, D

第8题：

While troubleshooting a connectivity issue from a PC you obtain the following information:

Local PC IP address: 190.0.3.35/24

Default Gateway: 190.0.3.1

Remote Server: 190.0.5.250/24

You then conduct the following tests from the local PC:

Ping 127.0.0.1 - Unsuccessful

Ping 190.0.3.35 - Successful

Ping 190.0.3.1 - Unsuccessful

Ping 190.0.5.250 – Unsuccessful

What is the underlying cause of this problem?

A．TCP/IP not correctly installed

B．Local physical layer problem

C．NIC not functioning

D．Remote physical layer problem

E．None of the above


正确答案：A
解析：Explanation:
Every Windows based PC uses the 127.0.0.1 as the local loopback IP address. Every PC will respond to this local IP address if the TCP/IP stack is correctly installed and running on the machine. If you cannot ping the loopback address of 127.0.0.1, then something is wrong with the TCP/IP protocol stack.

第9题：

While troubleshooting a connectivity problem, a network administrator notices that a port status LED on a Cisco Catalyst series switch is alternating green and amber. Which condition could this indicate（）。

  • A、The port is experiencing errors
  • B、The port is administratively disabled
  • C、The port is blocked by spanning tree
  • D、The port has an active link with normal traffic activity

正确答案:A

第10题：

Your network is suffering from regular outages. After troubleshooting， you learn that the transmit  lead of a fiber uplink was damaged. Which two features can prevent the same issues in the  future？（）

  • A、root guard
  • B、loop guard
  • C、BPDU guard
  • D、UDLD
  • E、BPDU skew detection

正确答案:B,D

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