My guess would be that you have some VLANs being trunked which have not been 
configured on the router with the encapsulation isl command.  If this is the 
case, you could restrict the trunk on your switch to only allow VLANs that 
you want to route and not all VLANs which reside on your switch.

Arya


>From: "Nigel Taylor" <[EMAIL PROTECTED]>
>Reply-To: "Nigel Taylor" <[EMAIL PROTECTED]>
>To: "Cisco Group Study" <[EMAIL PROTECTED]>
>Subject: Vlan Error...
>Date: Thu, 17 Aug 2000 05:25:05 +0100
>
>Hi All,
>            I was wondering if anyone has seen this error... I can't seem 
>to find anything on this that I'm doing that could cause this error.
>
>vLAN: Received ISL encapsulated UNKNOWN packet bearing colour ID 2
>       on interface FastEthernet3/0/1.2 which is not configured to route or 
>bridge this packet type.
>
>vLAN: Received ISL encapsulated UNKNOWN packet bearing colour ID 3
>      on interface FastEthernet4/0/0.2 which is not configured to  route or 
>bridge this packet type.
>
>
>Any thoughts..
>
>Nigel...
>
>
>

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