[c-nsp] Cheap BGP router for ~20k prefixes

[Dan Brisson]

On 4/30/2015 10:53 AM, Gert Doering wrote:
> Hi,
>
> On Thu, Apr 30, 2015 at 10:35:49AM -0400, Dan Brisson wrote:
>> Looking for suggestions for a device (switch/router) that can speak BGP
>> and do around 20k prefixes.  The other requirement is minimum 500Mb/s of
>> throughput, which seems to throw a low-end Cisco router out of the mix.
>> I know a 3560 switch can do BGP and wouldn't have the throughput
>> limitations the router lines have.  The cost is probably going to creep
>> up again though when adding Enterprise code for BGP support.
> ASR920 or so...  throughput will be fine, price of 2000$ "should" be
> achievable (depending on interface and license options).
>
> The caveat, of course, is that it will do exactly 20k prefixe, no more
> - so if you might go "up to 30k", it's not the platform
>
> Or a used 7201 / 7200/NPE-G2...  dirt cheap, 500k+ prefixes, but not much
> more than 500Mbit/s throughput.
>
> Your triangle of "number of prefixes / price / throughput" is hitting a
> somewhat weak spot in Cisco's portfolio...
>
> gert

Thanks for the response, Gert.  It looks like the 920 would work but I'm 
seeing that it is already End-of-Life.  I'm having trouble finding what 
Cisco recommends as a replacement for it.  Anybody have an idea?

Thanks,
-dan


Dan Brisson
Network Engineer
University of Vermont