From: Ben Rife (brife@xxxxxxxxxx)
Date: Thu Mar 16 2000 - 00:58:08 GMT-3
Actally, the route is not internal. It is from AS 254. It is being
redistributed into IGRP, which is being redistributed into OSPF on R2. R2
and R3 see the route as an OSPF route, not a BGP route. The admin distance
of the route at R3 is 110, which is less than 200.
Ben
----- Original Message -----
From: "Truman, Michelle, BNSVC" <mtruman@att.com>
To: <CKORENT@PILLSBURY.COM>; "Ben Rife" <brife@bignet.net>
Cc: <ccielab@groupstudy.com>
Sent: Wednesday, March 15, 2000 10:53 PM
Subject: RE: BGP and Admin Distance
> Actually, from R1 to R3, within AS 5 this is internal BGP. Which has an
> administrative distance of 200. Also, iBGP does not advertise a route at
all
> unless it has an equivalent internal route, unless you turn off
> synchronization.
>
> Michelle Truman, CCNP
> Internet Technologies Consultant-AT&T
> mtruman@att.com
> w 612-376-5137 vo 651-917-8104
>
>
>
>
> -----Original Message-----
> From: CKORENT@PILLSBURY.COM [mailto:CKORENT@PILLSBURY.COM]
> Sent: Wednesday, March 15, 2000 4:45 PM
> To: Ben Rife
> Cc: ccielab@groupstudy.com
> Subject: Re: BGP and Admin Distance
>
>
>
>
> Which routers see it as an OSPF route? R1 and R3 should see it as a BGP
> route
> (admin distance of BGP is 20 versus 110 for OSPF).
>
>
>
>
> "Ben Rife" <brife@bignet.net> on 03/15/2000 03:29:16 PM
>
> Please respond to "Ben Rife" <brife@bignet.net>
>
> To: ccielab@groupstudy.com
> cc: (bcc: Chris A Korent/USA/Pillsbury)
> Subject: BGP and Admin Distance
>
>
>
>
> I have asked this question before but have not received an answer.
>
> If you have the following senario:
>
> (AS254)----|-R1--R2--R3-|
> (AS5) (AS5)
>
> My routers are running OSPF.
> R1 and R3 are running BGP in AS5. R2 is not running BGP.
> A route coming from AS254 into AS5 (192.78.5.0) is redistributed at R1
into
> OSPF. The problem is that my routers see it as an OSPF route, not a BGP
> route,
> because of Admin Distance. What's the remedy?
>
> Thx,
> -Ben
>
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