February 2000
Intermediate to advanced
464 pages
15h 57m
English
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Troubleshooting ICMP
Although ICMP is effective at informing devices of problems with the network, it is also succeptible to these same problems, since it relies on IP for delivery services. Many times, you will encounter a connectivity problem, and get no clue as to the true source of the problem from ICMP. There are several possible causes for not receiving ICMP error messages back from a problem network.