[j-nsp] Layer 2 circuit - Traffic not flowing between Cisco and Juniper with mismatched VLAN ID
Saku Ytti
saku at ytti.fi
Thu Nov 1 10:18:39 EDT 2012
On (2012-11-01 10:03 -0400), Mike Devlin wrote:
> vlan 610 on Cisco side, VS vlan 601 on Juniper side?
>
> Is that my dyslexia, or yours?
It doesn't matter in port more or vlan mode. In port mode you'd not
transport the SVLANs. In VLAN mode you'd transport them, but you'd swap the
ID (retaining the CoS bits).
Cisco has supported VLAN swapping for maybe 7-8 years, and does it
automatically transparently. In Juniper you need to explicitly configure.
--
++ytti
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