[c-nsp] Cisco 4900M BGP Support

Łukasz Bromirski lukasz at bromirski.net
Mon Sep 27 17:43:26 EDT 2010


On 2010-09-27 23:16, Charles Klement wrote:
> I believe that there is only enough tcam to support about 250000 ipv4 routes.

Exactly. The 4900M job is not to be a edge BGP router. It's a
TOR switch.

As usual, one can fiddle with the incoming prefixes filtering to get
everything still in FIB fitting the TCAMs, it's better than 11-20k FIB
limit for Cat 3Ks, but it's not the ASR 1k or 7600 Sup720BXL/CXL 1mln
of them.

-- 
"Everything will be okay in the end.  |                 Łukasz Bromirski
  If it's not okay, it's not the end." |      http://lukasz.bromirski.net




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