Configuring The Tpid Value In Vlan Tags; Qinq Configuration Examples; Basic Qinq Configuration Example - H3C S5120-EI Series Operation Manual

QinQ condition are handled with selective QinQ on this port first, and the left frames are handled with
basic QinQ.
Follow these steps to configure an outer VLAN tagging policy:
To do...
Enter system view
Enter Ethernet or
Layer-2
Enter
aggregate
interface
interface view
view or port
group view
Enter port group
view
Enter QinQ view and configure
the SVLAN tag for the port to add
Tag frames of the specified
CVLANs with the current SVLAN
An inner VLAN tag corresponds to only one outer VLAN tag.
If you want to change an outer VLAN tag, you must delete the old outer VLAN tag configuration and
configure a new outer VLAN tag.

Configuring the TPID Value in VLAN Tags

You can configure the TPID value in VLAN tags in system view, where the configuration takes effect on
all ports of the device.
Follow these steps to configure a TPID value globally:
To do...
Enter system view
Configure the TPID value in the
CVLAN tag or the SVLAN tag

QinQ Configuration Examples

Basic QinQ Configuration Example

Network requirements
Provider A and Provider B are edge devices on the service provider network and are
interconnected through trunk ports. They belong to SVLAN 10 and 50.
Use the command...
system-view
interface interface-type
interface-number
port-group manual
port-group-name
qinq vid vlan-id
raw-vlan-id inbound { all |
vlan-list }
Use the command...
system-view
qinq ethernet-type
hex-value
1-6
Remarks
—
Required
Use either command
Required
By default, the SVLAN tag to
be added is the default VLAN
tag of the receiving port.
Required
Remarks
—
Optional
By default, the TPID value is 0x8100