[c-nsp] VLAN ID limit?

Andrew Gristina agristina+cisco-nsp at gmail.com
Wed Aug 20 00:54:11 EDT 2008


Are you in transparent vtp mode?

On Tue, Aug 19, 2008 at 9:48 PM, Alex Balashov
<abalashov at evaristesys.com> wrote:
> For some reason, my Catalyst 2900 series (WS-C2924-XL) does not like VLAN
> IDs higher than 1005:
>
>
> sw01(config)#switchport trunk allowed vlan add 1202
> Command rejected: Bad VLAN list - character #5 (EOL) delimits a VLAN
> number (1202) out of the range 1 to 1005.
>
> This is with a trunking interface:
>
> interface FastEthernet0/1
>  duplex full
>  speed 100
>  switchport trunk encapsulation dot1q
>  switchport trunk allowed vlan 1,3,100,1002-1005
>  switchport mode trunk
>
> IOS is 12.0(5)WC8 (C2900XL-C3H2S-M).
>
> I'm pretty sure this has already been asked a thousand times, but how do I
> get around this issue so I can get support for the extended VLAN IDs up to
> 4096?
>
> --
> Alex Balashov
> Evariste Systems
> Web    : http://www.evaristesys.com/
> Tel    : (+1) (678) 954-0670
> Direct : (+1) (678) 954-0671
> Mobile : (+1) (706) 338-8599
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