[rrg] BGP scaling limit?

Christopher Morrow morrowc.lists at gmail.com
Tue Jan 6 17:59:36 PST 2009


On Tue, Jan 6, 2009 at 6:23 PM, Tony Li <tony.li at tony.li> wrote:
>
> Hi Chris,
>
> |and as always remember that internal routing table growth happens
> |outside of globally visible changes, and often (ATT's CBB as an
> |example, sprint/nextel IMS deployments as another) is completely
> |internal... unfortunately they are also not as predictable. I would
> |guess that internal tables at most providers (based on the preso's
> |from AMS/RAWS) are 30-50% larger than the global table. Some providers
> |(ATT/Sprint) are looking at vastly larger internal tables.
>
>
> I know that the internal tables are always a pain, but since we have to deal
> with the global issues, the internal, private growth (self-inflicted ;-) has
> to necessarily be out of scope for RRG.

Sure, my point was that we should keep in mind that the 280k we see
externally today is a shadow of the internal situation, and if the
'new architecture' can address both internal and external, or make the
external much less painful then lots of things get easier. (could get
easier)

-Chris


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