SUMMARY: "traceroute" problem

From: Tim Tsao (
Date: Mon Jul 21 1997 - 11:21:04 CDT

Hi, there:

Here's my original question:

Hi, Gurus:

My system is Enterprise 3000 running
Solaris 2.5.1

When I use the "traceroute" command to see
the hops that the packets went through, I
get the following message:

For example:
# traceroute
icmp: unknown protocol

Did anybody encounter before?


The answer turned out to be I got the run
version of traceroute program (I'm running
Solaris 2.5.1. The traceroute program that
I was using was not for it).

Many people suggested me to chech the
(*). /etc/protocol is in place.
(*). Run traceroute either root or suid.
(*). /dev/ip and /dev/rawip exist.
(*). Of course, the correct version of

Attached is traceroute for Solaris 2.5.1 in
case somebody needs it.

Thanks everyone.


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