Re: (PM) Which router to use for BGP-4?

Jon Lewis (jlewis@inorganic5.fdt.net)
Fri, 3 Jul 1998 20:01:30 -0400 (EDT)

On Fri, 3 Jul 1998, Christian Schmit wrote:

> Now my question is relatively easy:
> Which CISCO router do we need?
> Our ISP recommends a CISCO 4500 or better.
> Will the new CISCO 3600 series also do the
> job? We need to be able to handle the full
> BGP-4 feed. We were recommended to use 64MB
> of RAM.

I did this a few months ago and went with a 3640, fast ethernet, quad T1
modules, 128mb kingston cisco memory, and a flash upgrade. I've had 3
T1's to the net with full BGP feeds as well as a few customer T1's going
through it...and it always has about 80mb free. RAM was comparatively
cheap, and I wanted to be ready for the next BGP mishap where the table
suddenly doubles or tripples in size.

CPU load is generally <10% unless a BGP session was just cleared...BGP
generally eats all available CPU when a session clears and restarts.

On a Portmaster, nobody sees the CPU load when the router screams :)

------------------------------------------------------------------
Jon Lewis <jlewis@fdt.net> | Spammers will be winnuked or
Network Administrator | drawn and quartered...whichever
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