[c-nsp] Router/switch recommendations for colocation

Seth Mattinen sethm at rollernet.us
Fri Jan 28 12:58:14 EST 2011


On 1/27/2011 22:18, Jim Berwick wrote:
> 
> The idea that was put on the table already is a 3750 stack (two
> switches, feeding each customer two connections) uplinked to two 3845s
> to handle layer 3 routing of the customer VLANs and the BGP sessions. 
> My concern with that setup is the 3845 being able to handle two full BGP
> tables.

Don't do this. While it will handle the BGP tables fine and probably
work for a while, as you enable more features (you mentioned shaping)
making it do more stuff you're going to lose out on CPU until one day it
falls over.

~Seth


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