[c-nsp] flexible netflow - ASR1K / vrf

Antoine Monnier mrantoinemonnier at gmail.com
Wed Jan 7 07:44:50 EST 2015


Maybe traffic from and to the router cannot be processed for Netflow
export? Only traffic through the router.

On Wed, Jan 7, 2015 at 7:50 AM, CiscoNSP List <cisconsp_list at hotmail.com>
wrote:

> Hi Everyone,
>
> I have 2 x ASR1K's connected together, with the following:
>
> flow record rm_1
>  match routing vrf input
>  match ipv4 source address
>  match ipv4 destination address
>  match transport source-port
>  match transport destination-port
>  collect interface input
>  collect interface output
>  collect counter bytes
>  collect counter packets
> !
> !
> flow monitor mm_1
>  record rm_1
>
> If I create a test vrf and apply it to a loop interface on both routers,
> and enable netflow on them
>
>  ip flow monitor mm_1 input
>
> Then ping between the loops (Using src IP of the loops), I see no flows if
> I issue:
>
> show flow monitor mm_1 cache format table
>
> From what Ive read (Ive only just tried testing this), I should be able to
> "see" VRF flows, if netflow is enabled on an Interface in a vrf?
>
> Any help/suggestions greatly appreciated.
>
> Cheers.
>
>
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