Single AS multiple Dirverse Providers

[patrick at ianai.net (Patrick W. Gilmore)]

On Jun 10, 2013, at 13:36 , Bruce Pinsky <bep at whack.org> wrote:
> Patrick W. Gilmore wrote:

> >> however, providers a/b at site1 do not send us the two /24s from
> >> site b..
> > 
> > This is probably incorrect.
> > 
> > The providers are almost certainly sending you the prefixes, but your router is dropping them due to loop detection. To answer your later question, this is the definition of 'standard' as it is written into the RFC.
> > 
> > Use the allow-as-in style command posted later in this thread to fix your router.

> Or maintain "standard" behavior by running a GRE tunnel between the two
> discontinuous sites and run iBGP over the tunnel.

Standard how? I don't remember any such standard, but always willing to be educated.

Also, as someone who helps run 2500 non-connected sites, I can't begin to imagine the mess of GRE that would require. (OK, not all are in the same ASN, but I like hyperbole. :)

-- 
TTFN,
patrick

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