C
HAPTER
36
| VLAN Commands
Configuring IEEE 802.1Q Tunneling
– 1146 –
â—† The specified ethertype only applies to ports configured in Uplink mode
using the switchport dot1q-tunnel mode command. If the port is in
normal mode, the TPID is always 8100. If the port is in Access mode,
received packets are processes as untagged packets.
EXAMPLE
Console(config)#interface ethernet 1/1
Console(config-if)#switchport dot1q-tunnel tpid 9100
Console(config-if)#
RELATED COMMANDS
show interfaces switchport (988)
show dot1q-tunnel This command displays information about QinQ tunnel ports.
SYNTAX
show dot1q-tunnel [interface interface [service svid] |
service [svid]]
interface
ethernet unit/port
unit - Stack unit. (Range: 1)
port - Port number. (Range: 1-28)
port-channel channel-id (Range: 1-12)
svid - VLAN ID for the outer VLAN tag (SPVID). (Range: 1-4094)
COMMAND MODE
Privileged Exec
EXAMPLE
Console(config)#dot1q-tunnel system-tunnel-control
Console(config)#interface ethernet 1/1
Console(config-if)#switchport dot1q-tunnel mode access
Console(config-if)#interface ethernet 1/2
Console(config-if)#switchport dot1q-tunnel mode uplink
Console(config-if)#end
Console#show dot1q-tunnel
802.1Q Tunnel Status : Enabled
Port Mode TPID (hex)
-------- ------ ----------
Eth 1/ 1 Access 8100
Eth 1/ 2 Uplink 8100
Eth 1/ 3 Normal 8100
.
.
.
Console#show dot1q-tunnel interface ethernet 1/5
802.1Q Tunnel Service Subscriptions
Port Match C-VID S-VID
-------- ----------- -----
Eth 1/ 5 1 100
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