[c-nsp] How many maximum routes does Cisco 2900 router support?

[Try Chhay]

Hi All,

Many thanks for your acknowledgment. This is very helpful to know.

Regards,
Try Chhay

On Fri, Jan 8, 2016 at 1:20 AM, Robert Hass <robhass at gmail.com> wrote:

> On Thu, Jan 7, 2016 at 9:00 AM, Patrick M. Hausen <hausen at punkt.de> wrote:
>
>> > However, I suspect CPU resources and route convergence time would be
>> more of the limiting factor than absolute route count.
>>
>> We've been running IPv4 full tables with two 3825 for a couple of years.
>> 1 GB of RAM,
>> which is AFAIK the maximum this platform supports. Switched them for 6500
>> just a
>> little over a year ago.
>>
>
>
> It depends what more you have on this 2901. Programming FIB, RIB,
> calculating routing is CPU consuming operation. With 2.5GB RAM I don't have
> problems putting 1MLN IPv4 routes even in C2901.
>
> If you're looking for small, cheap BGP router for 100Mbps/s link - 2901 is
> OK. But be prepared that configuration should be minimum - no NAT, no IPSEC
> etc.
>
> Rob
>



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