...
interface gigabitethernet 0/15
switchport acceptable-frame-type untaggedAndPriorityTagged
switchport mode access
switchport access vlan 30
switchport dot1q tunnelexit
...
...
interface gigabitethernet 0/15
switchport acceptable-frame-type untaggedAndPriorityTagged
switchport mode access
switchport access vlan 30
switchport dot1q tunnelexit
...