To configure tunneling for ingress traffic at a port, use the set vlans dot1q-tunneling ingress from double-tag service-vlan command in L2/L3 configuration mode. If a packet has double tags and service vlan is specified, the packet can pass through the port.
set vlans dot1q-tunneling ingress tunnel-id from double-tag service-vlan vlan-id
|vlan-id||VLAN identifier. The range is 0-4094.|
The following example configures T0 tunneling for ingress traffic. If the packet has double tags and service vlan is 100, it can pass through the port: