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Configuring the TPID value in VLAN tags
Step Command Remarks
1. Enter system view.
system-view
N/A
2. Configure the TPID value.
qinq ethernet-type
hex-value
Optional.
By default, the TPID value is 0x8100.
The configuration applies to all ports.
QinQ configuration examples
Basic QinQ configuration example
Network requirements
As shown in Figure 52:
• The two branches of Company A, Site 1 and Site 2, are connected through the service provider
network and use CVLANs 10 through 70. The two branches of Company B, Site 3 and Site 4,
are connected through the service provider network and use CVLANs 30 through 90.
• PE 1 and PE 2 are edge devices on the service provider network and are connected through
third-party devices with a TPID value of 0x8200.
Configure the edge and third-party devices to enable communication between the branches of
Company A through SVLAN 100, and communication between the branches of Company B through
SVLAN 200.
Figure 52 Network diagram
Configuration procedure
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