From: Dinesh Patel (jedidinesh@googlemail.com)
Date: Wed Mar 12 2008 - 07:36:00 ARST
BGP MED would be just as good as prepending the AS several times if the AS
path lengths are the same for these routes. The BGP decision process uses AS
path length before MED. ORIGIN is also used before MED, so these would need
to be the same as well before MED is taken into consideration.
Dinesh
On Wed, Mar 12, 2008 at 6:48 AM, Michael Whittle <mgwhittle@gmail.com>
wrote:
> 5.5 BGP Bestpath Selection
> - Advertise VLANs 4 and 5 into BGP
> - Traffic from AS 54 destined to these prefixes should come in the Frame
> Relay link between R6 and BB1
> - Traffic for these prefixes should only come in from BB3 if the link
> between B6 and BB1 is down.
>
> ---
>
> The solution used "set as-path prepend 100 100" on the backup to solve the
> solution. I used the same config but used "set metric 1000" on the primary
> and "set metric 2000" on the backup. Is there anything wrong with the way
> I've done it?
>
> Thanks,
> Mike
>
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