> I was wondering if it's possible to take in q-in-q traffic with outer tpid > 0x9100 on an iq2 gige > interface and be able to make a cross-connect (layer 2) to another iq2 gige > interface but using tpid > 0x8100 on the outer tag? Or, alternatively, strip/rewrite the 0x9100 outer > tag and send it out > same/another iq2 interface? > > I have been able to terminate q-in-q traffic with different tpids but got the > idea that I might be > able to use the box to translate between different carriers tpids. > > Any examples would be greatly appreciated.
This is definitely possible. In the example below I'm stripping the outer tag on input and adding it on output - and in the process also translating between TPIDs 0x8100 and 0x9100. And you don't even need IQ2 (unless you want to push/pop *two* tags) - a good old IQ will do fine for one tag. Steinar Haug, Nethelp consulting, sth...@nethelp.no ---------------------------------------------------------------------- End system 1: ge-0/0/0 { flexible-vlan-tagging; encapsulation flexible-ethernet-services; unit 88 { vlan-tags outer 777 inner 88; family inet { address a.b.c.1/30; } } } Cross-connect (interface-switch): ge-0/0/0 { flexible-vlan-tagging; encapsulation flexible-ethernet-services; unit 88 { encapsulation vlan-ccc; vlan-tags outer 777 inner 88; input-vlan-map pop; output-vlan-map push; } } ge-0/1/0 { flexible-vlan-tagging; encapsulation flexible-ethernet-services; gigether-options { ethernet-switch-profile { tag-protocol-id [ 0x9100 0x8100 ]; } } unit 88 { encapsulation vlan-ccc; vlan-tags outer 0x9100.999 inner 88; input-vlan-map pop; output-vlan-map push; } } connections { interface-switch test { interface ge-0/0/0.88; interface ge-0/1/0.88; } } End system 2: ge-0/0/0 { flexible-vlan-tagging; encapsulation flexible-ethernet-services; gigether-options { ethernet-switch-profile { tag-protocol-id [ 0x9100 0x8100 ]; } } unit 88 { vlan-tags outer 0x9100.999 inner 88; family inet { address a.b.c.2/30; } } } _______________________________________________ juniper-nsp mailing list juniper-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/juniper-nsp