[j-nsp] MX/Trio, mirror IRB egress traffic with VLANs [OFFLIST]

[Clarke Morledge]

I have not been able to figure this one out either. Very frustrating.

If you do find an answer, please post to the list.

Clarke Morledge
College of William and Mary
Information Technology - Network Engineering
Jones Hall (Room 18)
Williamsburg VA 23187


> ------------------------------
>
> Message: 5
> Date: Fri, 13 Mar 2015 12:16:00 +0200
> From: Saku Ytti <saku at ytti.fi>
> To: juniper-nsp at puck.nether.net
> Subject: [j-nsp] MX/Trio, mirror IRB egress traffic with VLANs
> Message-ID: <20150313101600.GA12422 at pob.ytti.fi>
> Content-Type: text/plain; charset=us-ascii
>
> Hey,
>
> Consider traffic flow:
> MPLS_core => irb => virtual-switch => IFL
>
> As far as I can see, there is no way to mirror this traffic with VLAN headers
> intact?
>  a) irb output filter sees traffic, but not VLAN
>  b) virtual-switch forwarding-options filter input does not see IRB traffic
>  c) IFL family bridge filter output does not see IRB traffic
>
> Any solution to this problem?
>
> However the other direction:
> IFL > virtual-switch -> irb -> MPLS_core
>  a) IFL can mirror traffic with VLAN
>  b) virtual-switch forwarding-options filter input sees traffic with VLAN
>  c) IFL irb input won't see (expectedly) VLANs
>
> --
>  ++ytti