[c-nsp] Late night BGP puzzler

Gunjan GANDHI (BR/EPA) gunjan.gandhi at ericsson.com
Wed Aug 1 03:00:42 EDT 2007


By default, Cisco only compares MED if the first AS in the AS path list
is the same, if not, the algorithm skips to the next step.

Cheers
//Gunjan 

-----Original Message-----
From: Gert Doering [mailto:gert at greenie.muc.de] 
Sent: Wednesday, 1 August 2007 4:54 PM
To: Gunjan GANDHI (BR/EPA)
Cc: pkranz at unwiredltd.com; cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] Late night BGP puzzler

Hi,

On Wed, Aug 01, 2007 at 04:43:20PM +1000, Gunjan GANDHI (BR/EPA) wrote:
>  Because ebgp routes are preferred over ibgp routes.

Thats is a tie breaker if the MED is equal.  Which it isn't.

So indeed this is puzzling.

gert
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