RE: BGP and Admin Distance

From: Truman, Michelle, BNSVC (mtruman@xxxxxxx)
Date: Thu Mar 16 2000 - 00:53:52 GMT-3


   
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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