When implementing H-VPLS with QinQ access on Cisco Metro Ethernet switches, which two commands enable the QinQ tagging? (Choose two.)

When implementing H-VPLS with QinQ access on Cisco Metro Ethernet switches, which two commands enable the QinQ tagging? (Choose two.)
A . encapsulation dot1q {customer-vlan} second-tag {sp-vlan}
B . encapsulation dot1q {sp-vlan} second-tag {customer-vlan}
C . switchport mode dot1q-tunnel
D . switchport mode trunk
E . switchport access vlan {sp-vlan}
F . switchport access vlan {customer-vlan}

View Answer

Answer: C,E