QinQ Configuration Commands 1069
Example
# Set the TPID value to 0x9100.
[SW8800] vlan-vpn tpid 9100 
# Restore the default TPID value (0x8100).
[SW8800] undo vlan-vpn tpid 
vlan-vpn tunnel Syntax
vlan-vpn tunnel
undo vlan-vpn tunnel
View
System view
Parameter
None
Description
Use the vlan-vpn tunnel command to enable VLAN-VPN tunnel.
Use the undo vlan-vpn tunnel command to disable VLAN-VPN tunnel.
VLAN-VPN tunnel enables user networks in different regions to transmit BPDU 
packets transparently through VLAN VPN designated in the operator’s network.
This function is disabled by default.
Example
# Enable VLAN-VPN tunnel.note2
<SW8800>system-view  
[SW8800] vlan-vpn tunnel 
vlan-vpn uplink enable Syntax
vlan-vpn uplink enable
undo vlan-vpn uplink
View
Ethernet port view
Parameter
None
LACP  0x8809 
802.1x  0x888E
Table 155   Common protocol type values of an Ethernet frame
Protocol type  Value