[Dshield] Sanity check

Chris Ramsden chris.ramsden at dsl.pipex.com
Wed Oct 13 14:14:18 GMT 2004

Esler, Joel - Contractor wrote:
> What would be the point of an unsolicited ICMP time exceeded in transit?
> Joel Esler, GCIA
Isn't this used in traceroute?

"Traceroute emits packets then uses the IP header's time-to-live (ttl)
field and ICMP's "time exceeded in-transit" message to follow and report
their path."

Chris Ramsden

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