[c-nsp] Native VLAN mismatches between 2924/2950

Pierre Lamy pierre at userid.org
Fri Dec 7 13:13:19 EST 2007


Turns out was because (as far as I can tell) the 2950 only supports 
dot1q and the 2924XL only supports ISL. Go figure

Pierre

Pierre Lamy wrote:
> I'm getting a lot of Native VLAN mismatches between my 2950 and 2924s. 
> This is due to the case difference on the 2 platforms, between VLAN1 and 
> Vlan1.
>
> Is there any way to (1) fix the error or (2) suppress the CDP error messages
>
> Nov 30 14:54:27 192.168.0.113 26469: %CDP-4-NATIVE_VLAN_MISMATCH: Native 
> VLAN mismatch discovered on FastEthernet0/15 (0), with SW1 
> FastEthernet0/18 (1).
>
> The documentation and a google search indicate that simply changing the 
> name doesn't work; changing the conf file, uploading via tftp didn't 
> work either. And you can't simply delete/recreate the Vlan1.
>
> Regards,
>
> Pierre Lamy
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