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Computer Networks
Icmp
Q
Which of these is not a type of error-reporting message?
AA. Destination unreachable
BB. Source quench
CC. Router error
DD. Time exceeded
Correct Answer:
C. C. Router error
Explanation:
Router error is not a type of error-reporting message in ICMP. The type of error reporting message is specified in the ICMP header. Destination unreachable is type 3 error message, source quench is type 4, and time exceeded is type 11 error message.