nanog mailing list archives

Re: Regional AS model


From: "Jeffrey S. Young" <young () jsyoung net>
Date: Fri, 25 Mar 2011 08:08:42 +1100

Multiple AS, one per region, is about extracting maximum revenue from 
your client base.  In 2000 we had no technical reason to do it, I can't see
a technical reason to do it today.  This is a layer 8/9 issue.

jy

On 25/03/2011, at 5:42 AM, Zaid Ali <zaid () zaidali com> wrote:

I have seen age old discussions on single AS vs multiple AS for backbone and datacenter design. I am particularly 
interested in operational challenges for running AS per region e.g. one AS for US, one EU etc or I have heard folks 
do one AS per DC. I particularly don't see any advantage in doing one AS per region or datacenter since most of the 
reasons I hear is to reduce the iBGP mesh. I generally prefer one AS  and making use of confederation. 

Zaid


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