Figure 4-6 Typical networking of selective QinQ
PE1
P
PE2
CE2
CE1
Network
VLAN 10 to 50
Enterprise A
Branch 1
VLAN 10 to 50
Enterprise A
Branch 2
Data: VLAN 10 to 30
Voice: VLAN 31 to 50
2
1
3
1
t
o
5
0
2
0
1
0
t
o
3
0
2
0
1
0
t
o
3
0
2
1
3
1
t
o
5
0
2
1
3
1
t
o
5
0
2
0
1
0
t
o
3
0
2
0
1
0
t
o
3
0
2
1
3
1
t
o
5
0
4.4 Configuration Task Summary
Table 4-2 describes the QinQ configuration tasks.
Table 4-2 QinQ configuration task summary
Scenario Description Task
Configure QinQ tunneling This section describes how to
configure QinQ tunneling,
including basic QinQ and
selective QinQ.
4.6.1 Configuring QinQ
Tunneling
Set the TPID value in an outer
VLAN tag
To enable interoperation
between devices from
different vendors, set the
same TPID value in outer
VLAN tags on the devices.
4.6.2 Configuring the TPID
Value in an Outer VLAN
Tag
4.5 Configuration Notes
This section describes the points of attention when configuring QinQ.
When deploying QinQ on the industrial switch router, pay attention to the following points:
Huawei AR530&AR550 Series Industrial Switch Routers
Configuration Guide - Ethernet Switching
4 QinQ Configuration
Issue 01 (2014-11-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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