[c-nsp] 7600 AtoM mpls issue

Jason Lixfeld jason at lixfeld.ca
Thu Apr 5 16:07:21 EDT 2012


You can't do SVI based EoMPLS with plain'ol LAN cards facing the core.  You need a WAN card, like an ES, SIP, etc.

On 2012-04-05, at 4:06 PM, Chris Lane wrote:

> All
> 
> I have 2 7600s directly connected ~ interfaces are Layer3 (IP) ospf/bgp
> protocols running acroos
> Loopbacks configured,
> version: s72033-advipservicesk9_wan-mz.122-33.SXH7.bin
> 
> here is where i am messing up.
> 
> i created a vlan x
> put my cross connects in here.
> 
> but the VC is down..
> 
> my ldp neighbor is up
> 
> yes my vlan is UP
> 
> interface GigabitEthernet8/1
> description
> ip address x.x.x.x/30
> no ip proxy-arp
> ip ospf cost 10
> logging event link-status
> speed nonegotiate
> mpls mtu 1546
> mpls ip
> 
> interface Vlan3000
> 
> no ip address
> xconnect x.x.x.x 3000 encapsulation mpls
> 
> sh int vlan 3000
> Vlan3000 is up, line protocol is up
> 
> sh mpls l2transport vc
> 
> Local intf     Local circuit        Dest address    VC ID      Status
> -------------  -------------------- --------------- ---------- ----------
> Vl3000         Eth VLAN 3000        x.x.x.x  3000       DOWN
> Vl3001         Eth VLAN 3001        x.x.x.x   3001       DOWN
> 
> I thought with a cross connect i could pass VLAN and L3 in the packet to
> the remote side?
> 
> Any help would be greatly appreciated..
> 
> sorry for a naive MPLS question
> 
> 
> 
> 
> -- 
> //CL
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