Clean Access will do that if the port is a trunk, but it shouldn't if 
the port is just an access port.

debug snmp packet and debug snmp headers may give some indication of 
exactly what CCA is sending down.

Nate

Tracey Jackson wrote:
>
> We have some stackable switches on our network and I have seen quite a 
> few switches where “*switchport trunk native vlan xx” *shows up –it* * 
> appears that clean access is sending a command that causes this.
>
> This is an OOB set up . The network in not accessible with the command 
> in place.
>
> Has anyone else seen this and it there a setting in clean access that 
> need to be changed?
>
> !
>
> interface FastEthernet0/13
>
> switchport access vlan 83
>
> spanning-tree portfast
>
> !
>
> interface FastEthernet0/14
>
> switchport access vlan 83
>
> *switchport trunk native vlan 83*
>
> spanning-tree portfast
>
> !
>
> *Tracey J Jackson*
>
> *Network Administrator*
>
> *Information Technology Operations*
>
> *Johnson & Wales University*
>