3Com Switch 8800 Advanced Software V5 Configuration Guide

Configuring Basic QinQ 183
Configuring Basic
QinQ
Follow these steps to configure basic QinQ:
c
CAUTION:
■ The basic QinQ function must be enabled on ports (of devices in the service
provider network) with customer networks connected to them.
■ As basic QinQ function affects layer-3 packet forwarding and MPLS switching,
do not enable layer-3 packet forwarding or MPLS switching on ports with basic
QinQ function enabled.
Setting TPID Value for
QinQ Frames
Follow these steps to set the TPID value for QinQ frames:
PPPoE 0x8863/0x8864
MPLS 0x8847/0x8848
IPX/SPX 0x8137
IS-IS 0x8000
LACP 0x8809
802.1x 0x888E
Cluster 0x88A7
Reserved 0xFFFD/0xFFFE/0xFFFF
Table 17 Protocol type values
Protocol type Value
To do... Use the command... Remarks
Enter system view system-view -
Enter Ethernet
interface view
or port group
view
Enter Ethernet
interface view
interface interface-type
interface-number
Use either command
Configured in Ethernet
interface view, the setting is
effective on the current port
only; configured in port
group view, the setting is
effective on all ports in the
port group
Enter interface
group view
port-group { manual
port-group-name |
aggregation agg-id }
Enable the basic QinQ function
for the Ethernet port or the
port group
qinq enable Required
Disabled by default.
To do... Use the command... Remarks
Enter system view system-view -
Enter Ethernet
interface view or
port group view
Enter Ethernet
interface view
interface interface-type
interface-number
Use either command
Configured in Ethernet
interface view, the setting is
effective on the current port
only; configured in port
group view, the setting is
effective on all ports in the
port group
Enter port
group view
port-group { manual
port-group-name |
aggregation agg-id }
Set the TPID value qinq ethernet-type
hex-value
Optional
0x8100 by default