[c-nsp] Using same AS number

Rudy Setiawan rudal at online.rudal.com
Wed May 14 12:26:20 EDT 2008


Thank you guys. I think I am going to try the allowas-in and see how it goes. :)

Regards,
Rudy


On Wed, May 14, 2008 at 2:04 AM, Jonathan Crawford <jj at powerset.com> wrote:
> You can specify "neighbor <neighbor> allowas-in" to bypass this check. I'd proceed carefully if using it... as you are defeating one of the loop detection mechanisms, filter well.
>
>  -Jonathan
>
>
>  -----Original Message-----
>  From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Rudy Setiawan
>
> Sent: Tuesday, May 13, 2008 11:36 PM
>  To: cisco-nsp at puck.nether.net
>  Subject: [c-nsp] Using same AS number
>
>
>
> Hi all,
>
>  As per BGP rule, that if a router sees its own AS in the path, it will
>  filter them out of the prefixes.
>
>  So if I have two locations with different providers and no direct
>  connection to each other, what's the best way to be able to use the
>  same AS and yet still sees the prefixes/routes?
>
>  Thank you all in advance for the help.
>
>  Regards,
>  Rudy
>
>
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