Re: BGP Origin

From: Narbik Kocharians (narbikk@gmail.com)
Date: Mon Sep 10 2007 - 01:32:25 ART


A left over code from EGP days.

On 9/9/07, Joseph Brunner <joe@affirmedsystems.com> wrote:
>
> Only a manual route map with "set origin egp". Obviously this would be
> used
> on a task where we want to influence INBOUND decision to a peer and we
> can't
> use Metric (MED), as-path prepend, as we would be forcing the peer to
> decide
> to come to us using origin code.
>
> EGP is no longer ran on the internet, but if you look in
> route-views.oregon-ix.net (telnet to it) you can actually find some with
> that origin code.
>
>
> LOL
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Ken
> Young
> Sent: Sunday, September 09, 2007 9:15 PM
> To: ccielab@groupstudy.com
> Subject: BGP Origin
>
> When a route is injected to BGP via the use of the "network" command, the
> origin code is set to "IGP"
>
> When a route is redistributed into BGP it will carry the origin code of
> "Incomplete"
>
>
>
> BGP Route Selection =
>
>
>
> - Highest Weight
>
> - Highest LP
>
> - Locally Originated Routes
>
> - Shortest AS Path
>
> - Lowest Origin Code (IGP < EGP < Incomplete)
>
> - - etc.
>
>
>
>
>
> What condition causes a BGP route to carry origin code = EBP ?
>
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-- 
Narbik Kocharians
CCIE# 12410 (R&S, SP, Security)
CCSI# 30832
www.Net-WorkBooks.com


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