[c-nsp] 7600 Router Vlan / sub-interface question

[Danielsen.Peter Christian PED]

> Any one, know if it's posible to add the same vlan id on to diffred
> sub interface, i get a error when trying, 
> My setup looks like this, one 7609 connectet to to Cisco 3550 switche,
> alle running Layer3, i need to use the same vlan id on to or more sub
> interfaces, all sub interfaces are Layer3 interfaces, 
> 
> My interface configuration on the 7609 is..
> interface GigabitEthernet3/2
>  description 3550-S1
>  no ip address
>  no ip proxy-arp
>  spanning-tree portfast trunk
> !
> interface GigabitEthernet3/2.2
>  encapsulation dot1Q 2
>  ip vrf forwarding VRF00001
>  ip address 172.31.7.85 255.255.255.252
>  no ip proxy-arp
> !
> interface GigabitEthernet3/2.4
>  encapsulation dot1Q 4
>  ip vrf forwarding VRF0002
>  ip address 172.30.7.85 255.255.255.252
>  no ip proxy-arp
> !
> interface GigabitEthernet3/3
>  description 3550-S2
>  no ip address
>  no ip proxy-arp
>  spanning-tree portfast trunk
> !
> interface GigabitEthernet3/3.2
>  encapsulation dot1Q 2
>  ip vrf forwarding VRF00003
>  ip address 172.32.7.85 255.255.255.252
>  no ip proxy-arp
> 
> If i try to add encapsulation dot1Q2 on sub-interface
> GigabitEthernet3/3.2, i get the following error, 
> 7609(config-subif)#encapsulation dot1Q 2
> Command rejected: VLAN 2 not available
> 7609(config-subif)#
> 
> Any one know how to get this to work !! ...
> 
> /PED_DK




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