[c-nsp] QinQ termination on a Catalyst 6800

[Peter Rathlev]

On Mon, 2019-02-18 at 20:14 +0000, Tom Hill wrote:
> On 14/02/2019 09:01, Christophe Fillot wrote:
> > Anyone knows if this platform supports QinQ termination ?
> > 
> > The "encapsulation dot1q X second-dot1q Y" command is not present,
> > but
> > maybe there is another way to do it ?
> 
> EVCs?

I don't think it does double tagging even with EVCs. The following is
from a Sup6T running 15.3, but I think 15.5 is the same. I would love
to hear that it isn't, I don't have a 15.5 box to test right now.

Router(config)#spanning-tree mode mst
Router(config)#dot1ad
Router(config)#default interface Te3/7
Interface TenGigabitEthernet3/7 set to default configuration
Router(config)#do show run interface Te3/7
Building configuration...

Current configuration : 190 bytes
!
interface TenGigabitEthernet3/7
 no ip address
end

Router(config)#interface TenGigabitEthernet3/7
Router(config-if)#switchport
Router(config-if)#switchport mode trunk
Router(config-if)#switchport nonegotiate
Router(config-if)#dot1ad uni
Router(config-if)#service instance 1 ethernet
Router(config-if-srv)#encapsulation dot1q ?
  <1-4094>  VLAN id
  any       For all VLANS [1-4094]

Router(config-if-srv)#encapsulation dot1q 200 ?
  ,    comma
  -    hyphen
  cos  cos Vlan
  <cr>

Router(config-if-srv)#do show run interface Te3/7
Building configuration...

Current configuration : 190 bytes
!
interface TenGigabitEthernet3/7
 switchport
 switchport mode trunk
 switchport nonegotiate
 dot1ad uni
 no cdp enable
 spanning-tree bpdufilter enable
 service instance 1 ethernet
 !
end

-- 
Peter