From: Serdar Kut (kutserdar@gmail.com)
Date: Sun Dec 10 2006 - 11:07:21 ART
hi
this is an interesting situation..I made some try about it but nothing works
for me.I think you can know that AS number unless remote As admin tells you
about it.
any comments?
On 12/10/06, Ivan <ivan@iip.net> wrote:
>
> You must force the remote peer to initiate BGP-session. Then in error
> message
> you see AS-number wich expect from you.
> To achieve this try to apply outbound access-list to interface directed to
> remote peer
>
> access-list 150 deny ip host BGP_IP_ORIGIN host BGP_IP_PEER eq bgp
> access-list 150 permit ip any any
>
> On Sunday 10 December 2006 11:53, CharlesB wrote:
> > I am doing a task in IE labs.
> >
> > The task says, far end router admin mis-configured BGP AS number, and
> they
> > can not correct it now. Find a solution to peer with their router.
> > And they indicate the far end configured AS, so we can put the local-as
> XX
> > to match with their config.
> > Now, what if, we do not know what they put there.
> > I keep using debug ip bgp on my end, but I can not see the info. I put
> on
> > my router wrong target AS number, wrong local-as etc. The result is that
> it
> > is hard to figure out what AS they are expecting from me.
> > If I go to far end and do the same debug I can see what was expected AS
> > from me in that router, but this does not help the case I am trying to
> > figure out.
> > Am I missing something here?
> > May be there is no solution to this? We must know their mistake, is that
> > correct?
> > Any thoughts?
> >
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>
> --
> Ivan
>
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