[c-nsp] c3560 L3 throughput with BGP

[Jon Lewis]

On Mon, 29 Oct 2007, Adrian Minta wrote:

>> 1. Handling approximately 500Mbps each way (about 1Gbp total throughput)
>> 2. Handling BGP peerings with up to 20 peers with total of 200-300 prefixes
>> 3. Complete BGP support (communities, filtering etc.)
>> 4. Of course boxes are basically acting as router, so both ports are
>> separate L3 ports.
>>
> C3560 and c3750 are both switches witch means line rate speeds as long
> as your number of routes is smaller than TCAM size. One prefix more and
> everything goes kaboom.
> I suggest to take a look at Cisco 7201 router.

Why?  300 routes on a 3560 is nothing.  I've done around 1300 routes and 
2-3 BGP peers on a 3550.  20 peers seems like maybe a lot, but as long as 
they're all reasonably stable, I suspect it'd work and be much cheaper 
than a 7201.

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  Jon Lewis                   |  I route
  Senior Network Engineer     |  therefore you are
  Atlantic Net                |
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