Re: BGP and Loopback

From: Peter van Oene (pvo@usermail.com)
Date: Sat Nov 30 2002 - 11:37:43 GMT-3


Unless Cisco has changed their default behavior wrt to how BGP packets
are generated for IBGP peering, without this command, your IBGP peers
should not become established due to source/destination mismatches.
This assumes you are peering on loops however.

On Sat, 2002-11-30 at 01:38, Nathan Chessin wrote:
> Hi All,
>
> I am finding that it is not necessary to use the "update-source" for iBGP
> peering. Can anyone verify this? I thought the update-source command said
> what interface the updates were coming out of, but it doesn't seem to matter
> as long as there is a route back to that interface.
>
> For that matter, it doesn't seem necessary for eBGP either. Is this an old
> command that isn't necessary anymore?
>
> Thanks,
>
> Nate



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