[f-nsp] MPLS VLL Between Cisco and Brocade

[Matt Kassawara]

Last I checked, setting tag1 to 9100 will pass tagged traffic through
a type 5 VLL.  However, it also causes the ethertype to change on
ports not associated with the VLL.

On Tue, Feb 14, 2012 at 3:12 AM,  <sam-ml at arahant.net> wrote:
> We had a similar problem, tried running VLL between a CER-RT (5.2) and a
> 7600 running SRE and later 15.x. As long as we put untagged traffic on the
> VLL everything worked fine, but 802.1q tagged traffic didn't pass even if
> we could see ARP. Brocade suggested  to add the following lines to the
> config:
>
> tag-value tag2 9100
> tag-type cvlan tag2 svlan tag1 bvlan tag1
>
> however this didn’t work for us. We also asked if this will be fixed in
> the upcoming code, but apparently this is not going to happen due to an
> architectural limitation of the CER platform.
>
> cheers,
> --
> sam
>
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