[189486] in North American Network Operators' Group

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Re: rfc 1812 third party address on traceroute

daemon@ATHENA.MIT.EDU (Larry Sheldon)
Tue May 31 02:01:10 2016

X-Original-To: nanog@nanog.org
To: nanog@nanog.org
From: Larry Sheldon <larrysheldon@cox.net>
Date: Tue, 31 May 2016 01:00:41 -0500
In-Reply-To: <alpine.DEB.2.02.1605310723400.28372@uplift.swm.pp.se>
Errors-To: nanog-bounces@nanog.org


I am completely innocent of rfc1812, and have been out of the game for a 
long time, but I am pretty sure I was taught (and in turn taught) that a 
router would reply using the address of the interface that originated 
the reply unless that interface was unnumbered, in which case it would 
reply from the loop-back address.

Never too old to learn something.


-- 
"Everybody is a genius.  But if you judge a fish by
its ability to climb a tree, it will live its whole
life believing that it is stupid."

--Albert Einstein

 From Larry's Cox account.

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