[Bro] udp_request and icmp_sent event handlers

[Vern Paxson]

>    I can see that icmp_echo_request, icmp_reply, flow_summary and
> icmp_unreachable event handlers work. But icmp_sent doesn't work. I just put
> print statement in each of these handlers, only icmp_sent didn't print
> anything. Any idea about this problem? thanks

icmp_sent is a generic event, only generated for ICMPs for which there's
not a more specific analyzer.  So you won't see it for echo request/reply,
time exceeded, or unreachables.

		Vern