North American Network Operators Group
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Re: Who does source address validation? (was Re: what's that smell?)

  • From: alex
  • Date: Wed Oct 09 15:52:19 2002 
> >Do you have experience of such breakage from your own customers? It
> >would be interesting to hear details.
> 
> 	Loss of ICMP packets generated by links with endpoints numbered in RFC1918
> space. Holes in traceroutes, broken PMTU detection.

Why do those links have endpoints in RFC1918 space to begin with?

Alex