showing all possible AS-paths?

Arjan Filius iafilius at xs4all.nl
Wed Jun 23 07:58:42 CEST 2010


Hello Ondrey, bird-users.

Not having a problem, just curious on the AS path redundancy of my 
neighbors.

Regards,

Arjan Filius


On Tue, 22 Jun 2010, Ondrej Filip wrote:

> On 22.6.2010 14:17, Arjan Filius wrote:
>> Hello Bird-users,
>> 
>> Is there a way to get all route AS-path's information , and not just the
>> slected path?
>> either all, or just a specific route?
>
> I don't undestand you problem. If you get a specific route from two (or more) 
> different BGP protocols, all instances are stored in routing table. By 'show 
> route all' you can see all the paths. Look at this example.
>
> bird> show route 217.31.192.0/20
> 217.31.192.0/20    via 194.50.100.3 on eth1 [R25192x2 May05] * (100) 
> [AS25192i]
>                   via 194.50.100.13 on eth1 [R25192x1 14:56] (100) 
> [AS25192i]
> bird> show route 217.31.192.0/20 all
> 217.31.192.0/20    via 194.50.100.3 on eth1 [R25192x2 May05] * (100) 
> [AS25192i]
> 	Type: BGP unicast univ
> 	BGP.origin: IGP
> 	BGP.as_path: 25192
> 	BGP.next_hop: 194.50.100.3
> 	BGP.med: 0
> 	BGP.local_pref: 100
> 	BGP.atomic_aggr:
> 	BGP.aggregator: 217.31.205.209 AS25192
> 	BGP.community: (0,39392)
>                   via 194.50.100.13 on eth1 [R25192x1 14:56] (100) 
> [AS25192i]
> 	Type: BGP unicast univ
> 	BGP.origin: IGP
> 	BGP.as_path: 25192
> 	BGP.next_hop: 194.50.100.13
> 	BGP.local_pref: 100
> 	BGP.community: (0,39392)
> bird>
>
>
>> I can see all routes, with it's selected path, but not (or don't know
>> how to do it) all possible AS-path's.
>> 
>> Thanks in advance
>> 
>> Regards,
>> 
>
>

-- 
Arjan Filius
mailto:iafilius at xs4all.nl



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