[c-nsp] ISR 4451-X route table size

Roberto Alcântara roberto at eletronica.org
Wed Jan 14 12:28:01 EST 2015


ops, my bad.

TCAM seems used for routing in ASR1k too:

https://supportforums.cisco.com/discussion/11425186/ask-expert-introduction-cisco-asr-1000-series-aggregation-services-routers

 - Roberto


On Wed, Jan 14, 2015 at 2:10 PM, Roberto Alcântara
<roberto at eletronica.org> wrote:
> tcam on asr1k is used just to filters/policies not to routing table, am I right?
>
>  - Roberto
>
>
> On Wed, Jan 14, 2015 at 1:52 PM, Lukas Tribus <luky-37 at hotmail.com> wrote:
>>> Hello all
>>>
>>> I’ve been googling during a long time trying to find the maximum route
>>> table size of the Cisco ISR-4451-X but I can’t find it.
>>>
>>> I would need a BGP full routing table and many internal routes (probably
>>> more than 2.000). Bandwidth is not a problem, the estimation is about 500
>>> Mbits/s. througput.
>>>
>>> Does someone knows these values?
>>
>> Its a software router (similar to ASR1k), you don't have a real TCAM. Make sure
>> you have at least 8GB RAM and you should be good.
>>
>>
>> Lukas
>>
>>
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