[6bone] Strage problems with BGP

John Fraizer tvo@EnterZone.Net
Wed, 11 Dec 2002 19:44:45 -0500 (EST)


It is quite possible that your peers are overwriting your community on
import.  The correct/responsible thing for them to do is to tag prefixes
they receive from you with NO-EXPORT themselfs.  


---
John Fraizer              | High-Security Datacenter Services |
President                 | Dedicated circuits 64k - 155M OC3 |
EnterZone, Inc            | Virtual, Dedicated, Colocation    |
http://www.enterzone.net/ | Network Consulting Services       |


On Thu, 12 Dec 2002, Marcin Markowski wrote:

>  Hi,
> 
> I have private ASN and i have problems, because my ASN is announced to
> public routes. I have 'set community no-export' in route-map to all
> peers, but that option doesn't work. Maybe someone know where is problem?
> I'm using Slackware 8.1 with zebra 0.93b
> Example of conf with peer:
> [...]
>  neighbor 3ffe:8060:100::46:1 remote-as 5424
>  neighbor 3ffe:8060:100::46:1 description ATNET-AT (router1.ipv6.atnet.at)
>  neighbor 3ffe:8060:100::46:1 interface atnet-at
>  neighbor 3ffe:8060:100::46:1 update-source 3ffe:8060:100::46:2
> [...]
>  neighbor 3ffe:8060:100::46:1 activate
>  neighbor 3ffe:8060:100::46:1 soft-reconfiguration inbound
>  neighbor 3ffe:8060:100::46:1 prefix-list bgp-i in
>  neighbor 3ffe:8060:100::46:1 prefix-list ebgp-risp-out out
>  neighbor 3ffe:8060:100::46:1 route-map noexport-out out
> [...]
> route-map noexport-out permit 10
>  match ipv6 address all
>  set community no-export
> [...]
> 
> -- 
> Marcin Markowski
> mail: max@chabrowa.net
> tel.: +48 502305580
> 
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