[rbak-nsp] bgp bestpath igp-metric ignore

Jim Tyrrell jim at scusting.com
Wed Nov 6 09:17:42 EST 2013


Below was the 'show bgp route 0.0.0.0/0'.  Here is the show ip route:

#sh ip route 0.0.0.0/0
    Best match Routing entry for 0.0.0.0/0 is 0.0.0.0/0 , version 30320
    Route Uptime 01:37:15
    Paths: total 1, best path count 1

    Route has been downloaded to following slots
      iPPA: 01 04

    Path information :

      Active path :
      Known via bgp 6510, type-Internal BGP, distance 200, metric 0,
      Tag 0, Next-hop 192.168.9.123, NH-ID 0x31200008, Advertising
router 192.168.9.11

Jim.

On 06/11/2013 13:18, Olivier Benghozi wrote:
> Hi Jim,
> I suppose you already checked this, but who knows...
> What does say a show ip route for these ones ? :)
> 
> 
> Le 6 nov. 2013 à 13:46, Jim Tyrrell <jim at scusting.com> a écrit :
> 
>> Is it possible to configure BGP to ignore the IGP metric for bestpath
>> selection?  I have configured BGP with 'multi-paths internal 2' but BGP
>> is only using a single path as the IGP metrics to the 2 route reflectors
>> are different:
>>
>> Local
>>  Nexthop 192.168.9.123 (11), peer 192.168.9.11 (192.168.9.123), AS 6510
>>  Origin IGP, localpref 10000, med 0, weight 100, internal, best
>>  Originator: 192.168.9.123, Cluster list: 192.168.9.11
>>  Community: 6510:0
>>
>>
>> Local
>>  Nexthop 192.168.9.121 (12), peer 192.168.9.13 (192.168.9.121), AS 6510
>>  Origin IGP, localpref 10000, med 0, weight 100, internal
>>  Originator: 192.168.9.121, Cluster list: 192.168.9.13
>>  Community: 6510:0
>>
>> In Cisco you can configure 'bgp bestpath igp-metric ignore', but I cant
>> see this or an equivalent on the SmartEdge? (SEOS v11).  Does this
>> option exist or an alternative that will achieve this?
> 



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