Vlan-Vpn Enable - 3Com Switch 4500 Family Manual

VLAN-VPN inner-cos-trust
VLAN-VPN TPID

vlan-vpn enable

Syntax
vlan-vpn enable
undo vlan-vpn
View
Ethernet port view
Parameters
None
Description
Use the vlan-vpn enable command to enable the VLAN-VPN feature for a port.
Use the undo vlan-vpn command to disable the VLAN-VPN feature for a port.
By default, the VLAN-VPN feature is disabled.
With the VLAN-VPN feature enabled, a received packet is tagged with the default VLAN tag of the
receiving port no matter whether or not the packet already carries a VLAN tag.
If the packet already carries a VLAN tag, the packet becomes a dual-tagged packet.
Otherwise, the packet becomes a packet carrying the default VLAN tag of the port.
If XRN fabric is enabled on a device, the VLAN-VPN feature cannot be enabled on any port of the
device.
You can use the display port vlan-vpn command to display the configuration information of
VLAN-VPN on the ports to verity your configuration.
After the VLAN-VPN function is enabled, you can use the vlan-vpn vid command and the raw-vlan-id
inbound command to configure the selective QinQ function. Refer to
Commands for details.
Field
The status of the inner-to-outer tag priority
replicating feature, enable (enabled) or disable
(disabled).
You can use the vlan-vpn inner-cos-trust
command to configure the feature.
TPID value of the port, which can be configured
through the vlan-vpn tpid command.
1-2
Description
Selective QinQ Configuration