3com 8807 Reference Guide
1070
C
HAPTER
65: Q
IN
Q C
ONFIGURATION
C
OMMANDS
Description
Use the vlan-vpn uplink enable command to set a port to be a VLAN-VPN uplink
port.
port.
Use the undo vlan-vpn uplink command to remove the configuration.
When sending a packet, a VLAN-VPN uplink port replaces the TPID value in the
outer VLAN tag with the configured TPID value. You can use the vlan-vpn tpid
command to set the TPID value used by the VLAN-VPN uplink port.
outer VLAN tag with the configured TPID value. You can use the vlan-vpn tpid
command to set the TPID value used by the VLAN-VPN uplink port.
c
CAUTION:
■
At present, 3C17512 and LSBM1TGX1 cards do not support this command.
■
The vlan-vpn uplink enable command and the vlan-vpn enable command
are mutually exclusive. That is, if you execute the vlan-vpn enable command
on a port, you will fail to execute the vlan-vpn uplink enable command on
the same port; if you execute the vlan-vpn uplink enable command on a
port, you will fail to execute the vlan-vpn enable command on the same port
either.
are mutually exclusive. That is, if you execute the vlan-vpn enable command
on a port, you will fail to execute the vlan-vpn uplink enable command on
the same port; if you execute the vlan-vpn uplink enable command on a
port, you will fail to execute the vlan-vpn enable command on the same port
either.
Example
# Set Ethernet3/1/1 port to be a VLAN-VPN uplink port.
[3Com-Ethernet3/1/1] vlan-vpn uplink enable
# Restore Ethernet3/1/1 port to a common port.
[3Com-Ethernet3/1/1] undo vlan-vpn uplink
VLAN-VPN uplink status: enabled