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思科认证考试

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What are two reasons a network administrator would use CDP? ()

  • A、to verify the type of cable interconnecting two devices
  • B、to determine the status of network services on a remote device
  • C、to obtain VLAN information from directly connected switches
  • D、to verify Layer 2 connectivity between two devices when Layer 3 fails
  • E、to obtain the IP address of a connected device in order to telnet to the device
  • F、to determine the status of the routing protocols between directly connected routers
正确答案:D,E
答案解析:
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