Router1(config-if)#switchport trunk allowed vlan 100,200
Command rejected: Bad VLAN allowed list. You have to include all default vlans, e.g. 1-2,1002-1005.
Command rejected: Bad VLAN allowed list. You have to include all default vlans, e.g. 1-2,1002-1005.
Router1(config-if)#switchport trunk allowed vlan 1,1002-1005,100,200
Router1(config-if)#exit