Configuring the TPID Value to Be Carried in VLAN Tags 137
Configuring the TPID
Value to Be Carried in
VLAN Tags
You can configure the TPID value to be carried in a VLAN tag TPID globally
(configuration will take effect on all ports of the device).
QinQ Configuration
Example
Network requirements
■ Provider A and Provider B are service provider network access devices.
■ Customer A, Customer B and Customer C are customer network access
devices.
■ Provider A and Provider B are interconnected through a configured trunk port.
Provider A belongs to VLAN 1000 of the service provider network, and Provider
B belongs to VLAN 2000 of the service provider network.
■ Third-party devices are deployed between Provider A and Provider B, with a
TPID value of 0x8200.
After configuration, the network should satisfy the following requirement:
■ Frames of VLAN 10 of Customer A and frames of VLAN 10 of Customer B can
be forwarded to each other through VLAN 1000 of the provider network;
frames of VLAN 20 of Customer A and frames of VLAN 20 of Customer C can
be forwarded to each other through VLAN 2000 of the provider network.
To do… Use the command… Remarks
Enter system view system-view -
Configure the TPID value to
be carried in the customer
VLAN tag or the service
provider VLAN tag
qinq ethernet-type [ customer-tag |
service-tag ] hex-value
Optional
Both 0x8100 by default
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