An administrator attempts a traceroute but receives a "Destination Unreadable" message. Which protocol is responsible for that message?（）
- A、RARP
- B、RUDP
- C、ICMP
- D、SNMP
正确答案:C
答案解析:有
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An administrator attempts a traceroute but receives a "Destination Unreadable" message. Which protocol is responsible for that message?（）
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