nanog mailing list archives

Re: query about determining ingress interface


From: Randy Bush <randy () psg com>
Date: Thu, 20 Jun 2002 14:47:49 -0700


Is there a way for an ISP to determine the ingress router interface at 
its network border that will carry IP traffic _from_ an IP address not 
owned by it?

traceroute -g, which is what insisting on lsr is all about

randy


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