2. 计算机
  3. Refer to the exhibit． What will Router1 do when it receives the data frame shown?

Refer to the exhibit． What will Router1 do when it receives the data frame shown?

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问题 Refer to the exhibit． What will Router1 do when it receives the data frame shown?
选项 A、        Router1 will strip off the source MAC address and replace it with the MAC address 0000．0c36．6965．
B、        Router1 will strip off the source IP address and replace it with the IP address 192．168．40．1．
C、        Router1 will strip off the destination MAC address and replace it with the MAC address 0000．0c07．4320．
D、        Router1 will strip off the destination IP address and replace it with the IP address of 192．168．40．1．
E、        Router1 will forward the data packet out interface FastEthernet0/1．
答案A,C
解析 考点：数据通信过程源目IP/mac地址的变化。 Age(min)下面为本地端口
A：源MAC替换为f0/2口的mac，正确
B：替换源IP，错误
C：替换目的mac为下一跳入口的MAC，正确
D：替换目的IP，错误
E：从f0/1转发数据，错误
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