[c-nsp] 6500 Sup2 memory needs

Clinton Work clinton at scripty.com
Tue Nov 7 16:34:08 EST 2006


The number of prefixes (full BGP routes) probably adds around 40-50 MB to 
the Sup2 (CEF table) and probably 2-3 times that for the MSFC2.

Church, Chuck wrote:
> So does number of prefixes affect sup memory that much?  We're only
> carrying around 800 routes (one per site).  If that even went up 10x
> over the next couple years, that still not much.  Our Internet-facing
> devices are 720-3B, since they do have a full table.  With 300 6500s to
> touch, obviously the difference between 256 and 512 is pretty
> substantial, price-wise.
> 



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