Jose, SVI (vlan interface) based EoMPLS requires an OSM, SIP-400, SIP-600 or ES-20 as core facing interface.
Bill > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Jose > Sent: Tuesday, February 05, 2008 11:16 AM > To: Cisco > Subject: [c-nsp] EoMPLS between 7600 & 7200 config clarification > > Hi everyone. I'm doing some preliminary testing in our lab > in order to deploy EoMPLS on our ethernet network but I've > run into a little bit of a snag and was wondering if anyone > could clarify something for me. > > The setup I have is 3550---7603-SUP32---7204VXR---3550 > > I have VLAN 800 setup to cross from one 3550 to the other. > The relevant portions of the config are as follows: > > 7603: > interface GigabitEthernet2/2 > description to 3550 > switchport > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 800 > switchport mode trunk > no ip address > load-interval 30 > ! > interface Vlan800 > xconnect 10.0.1.4 800 encapsulation mpls ! > interface GigabitEthernet1/1 > description 7603 to 7204 > switchport > switchport trunk encapsulation dot1q > switchport trunk allowed vlan 220 > switchport mode trunk > no ip address > load-interval 30 > ! > interface Vlan220 > ip address 10.0.0.18 255.255.255.252 > load-interval 30 > tag-switching mtu 1520 > tag-switching ip > ! > > 7204VXR: > interface FastEthernet1/0.220 > encapsulation dot1Q 220 > ip address 10.0.0.17 255.255.255.252 > ip ospf cost 40 > tag-switching mtu 1520 > tag-switching ip > ! > interface FastEthernet3/0.800 > encapsulation dot1Q 800 > xconnect 10.0.1.1 800 encapsulation mpls ! > > Now when I do a "show mpls l2 vc" I can see the circuit up > from the 7204 side but down from the 7603 side. I think I > have everything setup properly but can't figure out why it > wouldn't work. > > If I change things around a bit and reconfigure the 7603 to > use sub-interfaces with dot1q instead of vlan interfaces like this: > > interface GigabitEthernet2/2.800 > encapsulation dot1Q 800 > xconnect 10.0.1.4 800 encapsulation mpls ! > > The circuit is up from both ends and pings from/to each 3550 > are successful: > > frort01-lab#sh mpls l2 vc > > Local intf Local circuit Dest address VC ID > Status > ------------- -------------------- --------------- > ---------- ---------- > Gi2/2.800 Eth VLAN 800 10.0.1.4 800 > UP > 7603-lab# > > Is this the only way to get EoMPLS to work between these two > devices? > I'm sure I've seen the xconnect command used on VLAN > interfaces before and it has worked fine. > > Any thoughts or comments would be greatly appreaciated. > > Thanks. > > Jose > _______________________________________________ > cisco-nsp mailing list cisco-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/