RE: BGP Multihomming issue...

OK....so you are using AS PATH to help dictate inbound flow....but what are you using to dictate outbound traffic (LP, weight)?

Did you look at your routes in a public route server to see what was up with them (attributes, path, etc).?

-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of Christian Hunter
Sent: Wednesday, October 12, 2011 7:50 AM
To: muhammad adnan
Cc: ccielab_at_groupstudy.com
Subject: Re: BGP Multihomming issue...

*BGP will* look at the ages of the *routes* and use the *oldest route* to
particular destination for stability

-Christian

On Wed, Oct 12, 2011 at 7:20 AM, muhammad adnan <taurusadnan19_at_gmail.com>wrote:

> Dear Group members:-
> I am facing a issue regarding BGP
> Multi-homming.my scenario is, i am advertizing ip pool x.x.y.0 with ISP 2
> and the same pool advertize to ISP1 with as path prepending.so ISP 2 is
> preferred for this pool. the issue is when i shut it my preferred path
> (i,e
> ISP2) the pool x.x.y.0 routed to the ISP1 immediately and when i no sh my
> ISP2 link the ip pool not revert back to ISP2...:)
>
>
> Any one plz guide me is it a limitation in BGP
>
> Thanks a lot
> Adnan
>
>
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Received on Wed Oct 12 2011 - 08:00:43 ART