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单选题An engineer has added the following configuration snippet to an implementation planning document. The configuration will be added to Router R1, whose Fa0/0 interface connects to a LAN to which Routers R2 and R3 also connect. R2 and R3 are already EIGR

题目
单选题
An engineer has added the following configuration snippet to an implementation planning document. The configuration will be added to Router R1, whose Fa0/0 interface connects to a LAN to which Routers R2 and R3 also connect. R2 and R3 are already EIGRP neighbors with each of her. Assuming the snippet shows all commands on R1 related to EIGRP authentication, which answer lists an appropriate comment to be made during the implementation plan peer review?（） key chain fred key 3 key - string whehew interface fa0/0 ip authenticat ion key - chain eigrp 9 fred
A

The configuration is missing one authentication - related configuration command

B

The configuration is missing two authentication - related configuration commands

C

Authentication type 9 is not supported; type 5 should be u sed insteaD

D

The key numbers must begin with key 1, so change the key 3 command to key 1

参考答案和解析
正确答案： B
解析： 暂无解析
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相似问题和答案

第1题：

An engineer is preparing an implementation plan in which the configuration needs to influence BGP‘s choice of best path.Which of the following is least likely to be used by the configuration in this imple mentation plan?（）

A. Weight

B. Origin code

C. AS_Path

D. Local_Pref


参考答案：B

第2题：

An engineer has added the following configuration snippet to an implementation planning document. The configuration will be added to Router R1, whose Fa0/0 interface connects to a LAN to which Routers R2 and R3 also connect. R2 and R3 are already EIGRP neighbors with each of her. Assuming the snippet shows all commands on R1 related to EIGRP authentication, which answer lists an appropriate comment to be made during the implementation plan peer review?（） key chain fred key 3 key - string whehew interface fa0/0 ip authenticat ion key - chain eigrp 9 fred

  • A、The configuration is missing one authentication - related configuration command
  • B、The configuration is missing two authentication - related configuration commands
  • C、Authentication type 9 is not supported; type 5 should be u sed insteaD
  • D、The key numbers must begin with key 1, so change the key 3 command to key 1

正确答案:A

第3题：

Referring to the exhibit, what are two differences between the active and candidate configurations?()

A. The ge-0/0/0 interface was added to the candidate configuration.

B. Area 0 was added to the active configuration.

C. Area 1 was added to the candidate configuration.

D. The ge-0/0/0 interface was added to the active configuration.


参考答案：A, C

第4题：

The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）

  • A、A new default gateway has been setup.
  • B、A new Internet shortcut has been added.
  • C、A new web browser has been installed and is now the default.
  • D、A proxy server has been enabled.

正确答案:D

第5题：

A switch has been configured with two vlans and is connected to a router with a trunk for inter-vlan routing.OSPF has been configured on the router，as the routing protocol for the network.Which statement about thisnetwork is true？（）

  • A、For the two vlans to communicate，a network statement for the trunk interface needs to be added to the  OSPF configuration.
  • B、For the two vlans to communicate， a network statement for each subinterface needs to be  added  to the OSPF configuration.
  • C、Direct inter-vlan communication does not require OSPF
  • D、OSPF cannot be used if router-on-a-stick is configured on the router

正确答案:C

第6题：

Refer to the exhibit. A new TAC engineer came to you for advice. A GRE over IPsec tunnel was configured, but the tunnel is not coming up. W hat did the TAC engineer configure incorrectly?()

A. The crypto isakmp configuration is not correct.

B. The crypto map configuration is not correct.

C. The interface tunnel configuration is not correct.

D. The network configuration is not correct; netw ork 172.16.1.0 is missing.


参考答案：A

第7题：

On router R1， which three of the following protocols will be forwarded to a host specified by the "iphelper-address" interface configuration command if the configuration has not been modified by the"ip forward-protocol udp" global configuration command？（）

  • A、BOOTP
  • B、TFTP
  • C、ARP
  • D、DNS
  • E、proxy-ARP
  • F、FTP
  • G、CDP

正确答案:A,B,D

第8题：

An engineer is reviewing another engineer‘s sample configuration for a GRE tunnel used to pass IPv6 traffiC. The tunnel ha s not yet been configured on the router.Which of the following commands is not required for the configuration to pass IPv6 traffic?（）

A. tunnel source

B. tunnel destination

C. tunnel mode

D. All these commands are requireD


参考答案：C

第9题：

Which three of the following protocols will be forwarded to a host specified by the ip helper - address interface configuration command if the configuration has not been modified by the ip forward - protocol udp global con figuration command?（）

  • A、BOOTP
  • B、TFTP
  • C、ARP
  • D、DNS
  • E、proxy - ARP
  • F、FTP

正确答案:A,B,D

第10题：

Router R1 has been configured with the commands rout er eigrp 9 and network 172.16.2.0 0.0.0.255, with no other current EIGRP configuration. R1's (working) Fa0/0 interface has been configured with IP address 172.16.2.2/26. R1 has found three EIGRP neighbors reachable via interface Fa0/0, including the rou ter with IP address 172.16.2.20. When the engineer attempts to add the neighbor 172.16.2.20 fa0/0 command in EIGRP configuration mode. Which of the following occurs？（）

  • A、Fa0/0 fails
  • B、The command is rejecteD
  • C、The existing three neighbors fail
  • D、The neighborship with 172.16.2.20 fails and then reestablishes
  • E、None of the other answers is correct

正确答案:C

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