> Date: Tue, 30 Sep 2003 19:36:23 -0500 > From: John Kristoff <[EMAIL PROTECTED]> > Sender: [EMAIL PROTECTED] > > > On Tue, Sep 30, 2003 at 05:22:25PM -0700, Crist Clark wrote: > > > Wasn't this based upon the premise that gear should not return ICMP > > > errors as a result of ICMP packet input as a precaution against error > > > loops? ie said dodgy router did the _right_ thing? > > > That would be disingenious. RFC1122 clearly lists which ICMP are error > > messages, > > The following from W. Richard Stevens' archive presents some additional > insight: > > <http://www.kohala.com/start/papers.others/vanj.99feb08.txt>
But note the date of this (1988). Clearly, router vendors are handling this much better today, in light of 1122. Today tracert almost works as well as traceroute. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: [EMAIL PROTECTED] Phone: +1 510 486-8634