[c-nsp] Cisco 7600 vlan issue

Tassos Chatzithomaoglou achatz at forthnet.gr
Fri Nov 28 11:01:53 EST 2008


You're looking for "local VLAN significance".

You probably have to get one of the WAN-style (ES20/40 for sure, don't know for SIP/SPA) cards.

--
Tassos

Mark Tech wrote on 28/11/2008 17:52:
> Hi
> With my GSR, I can split traffic on seperate physical interfaces, reusing the same vlan #, i.e.
> 
> interface GigabitEthernet0/0/6.2
>  encapsulation dot1Q 2
>  ip address 7.7.7.1 255.255.255.252
>  no ip directed-broadcast
>  no cdp enable
> !
> interface GigabitEthernet0/0/7.2
>  encapsulation dot1Q 2
>  ip address 8.8.8.1 255.255.255.252
>  no ip directed-broadcast
>  no cdp enable
> 
> However with a 7600, if I try to do the same I get the following error:
> 
> 
> 
> interface GigabitEthernet1/9.2
>  encapsulation dot1Q 2
>  ip address 3.3.3.1 255.255.255.252
>  no cdp enable
> !
> 7600(config)#interface GigabitEthernet1/10.2
> 7600(config-subif)# encapsulation dot1Q 2
> Command rejected: VLAN 10 not available
> 7600(config-subif)#
> 
> 
> Is there anyway around this? I want the 7600 to act like a router, not a switch!
> 
> Regards
> 
> Mark
> 
> 
>       
> 
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