[c-nsp] full routing table
Justin Shore
justin at justinshore.com
Fri Feb 22 12:39:07 EST 2008
Alex Howells wrote:
> Deepak Jain wrote:
>>> For lower-end platforms like ISRs, You could go with 384MB. However
>>> 512MB is really recommended for things like soft-reconfig/etc.
>>>
>>> For higher-end platforms, the platform itself won't propably just
>>> "do full BGP" so Your mileage may vary wildly.
>>>
>>> Think "512MB or more" for safe sleep.
>
> Thanks guys :) Was just pondering whether a Catalyst 4948 would be good
> enough for deployment with two partial feeds, as 76xx series is somewhat
> expensive for that particular project!
>
> Guessing the FIB on it will be the limiting factor.
Very very partial feeds. The 4948 is limited 32,000 routes. Even the
4900M is limited to 200,000.
http://tinyurl.com/2zd3v4
If you want to carry full tables you'd be better off looking at routers
and not switches. I have 3800s and 2800s with full tables (even had
some 3600s). If this is a new purchase then I'd recommend a 7200 such
as the 7201.
Justin
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