AS path not optimal

David Miller dmiller at tiggee.com
Tue Mar 4 05:37:37 UTC 2014


On 03/03/2014 10:16 PM, ku po wrote:
> One of my client has peering with nlayer and a provider from Asia. It seems
> from one  major ISP in US, the best path is through this Asia provider,
> instead of through nlayer which we want it to be.
> 
> It seems this major ISP does not have a direct peering with nlayer AS 4436
> is the cause of this problem.
> 
> What is the best way to address this problem?
> 


Add BGP communities to your client's announcements directing the Asia
provider to prepend their AS X times (whatever value of X works best for
you) on passing your client's prefixes to that major ISP in the US.

The Asia provider should be able to provide you a list of their BGP
control communities.

-DMM


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 555 bytes
Desc: OpenPGP digital signature
URL: <http://mailman.nanog.org/pipermail/nanog/attachments/20140304/53217188/attachment.bin>


More information about the NANOG mailing list