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Re: BGP and aggregation
- From: Andy Walden
- Date: Sun May 12 19:10:40 2002
On Sun, 12 May 2002, Stephen Griffin wrote:
> BGP will discard any prefix with its own AS in the path, for loop
> prevention. Hence, one half of the AS would still be unable to
> reach the other half. This is why a partitioned AS is a failure
> condition. A tunnel is a means to keep the AS nonpartitioned.
>
> There are other ways to treat the symptoms, but they aren't
> particularly good, imho.
True. This also assumes that we aren't talking about vanilla access here
or perhaps you don't have local servers. This could also be fixed with a
floating static I suppose as well. At any rate, it depends on your setup I
suppose. Connecting remote offices != Bad, Vanilla access = probably
tolerable.
andy
--
PGP Key Available at http://www.tigerteam.net/andy/pgp
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