[j-nsp] R: Cisco-style "allowas-in" OR: Inter-connecting VPNs (+default VRF) using eBGP

Phil Mayers p.mayers at imperial.ac.uk
Tue May 15 08:13:24 EDT 2007


Massimiliano Galizia XMG (RM/TEI) wrote:
> I'm not sure to completely understand your issue, so don't curse me
> if I ask you this question: is your trouble caused by AS PATH number?

Correct.

> Since it is the first thing a router examines to detect loops, a
> repeated AS number in the path makes routes go in the waste. Did you

Yes.

> try to put the "loops 2" statement in the autonomous-system

Excellent! That's *exactly* what I'm looking for. Thank you *very* much, 
that's extremely helpful.

> configuration? Infact this is one way to alter AS PATH behaviour. You
> can allow the local AS # to appear in the path as many as 10 times.


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