From: Bert Kellerman (bertke@xxxxxxxxxxx)
Date: Thu Aug 17 2000 - 22:30:09 GMT-3
Bill,
I think what you are describing is accomplished by 'bgp always-compare-med'
Bert
William Dicks wrote:
> Normally, MED is only compared between routes received from one AS.
>
> For example,if you are AS 1400 and you have 3 WAN connections. 2 of those
> are to UUNET (AS701) and one is to AS1300. If you receive the route for say
> 209.224.0.0 from all three connections, BGP will only use MED to compare the
> 2 routes from UUNET, but not from AS1300. That command will have the router
> compare MEDs from different AS's, in this case AS701 and AS1300.
>
> Bill Dicks
> CCIE # 6081
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> Matt Lachberg 3
> Sent: Wednesday, August 16, 2000 11:31 AM
> To: ccielab@groupstudy.com
> Subject: BGP question
>
> Could someone explain this command?
>
> Configure the Router to Use the MED to Choose a Path in a Confederation
> To configure the router to use the MED to select the best path from among
> paths advertised by a single sub-AS within a confederation, use the
> following command in router configuration mode: Command Purpose
>
> bgp deterministic med
>
> Configures the router to consider the MED in choosing the best path from
> among paths advertised by a single sub-AS within the confederation.
>
> http://www.cisco.com/univercd/cc/td/doc/product/software/ios120/12cgcr/np1_c
> /1cprt1/1cbgp.htm#27727
>
> Matthew Lachberg, CCNP, CCDP, MCSE
>
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