3com S7906E Guide De Référence
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VLAN Mapping Configuration Commands
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On the S7900E series switches, VLAN mapping is achieved mainly through QoS policies. This
chapter introduces part of the commands for ports involved in many-to-one VLAN mapping. For
QoS policy configuration commands, refer to QoS Commands in the QoS Volume.
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Only SC boards support many-to-one VLAN mapping. For detailed introduction to boards, refer to
the Installation Manual.
VLAN Mapping Configuration Commands
qinq enable downlink
Syntax
qinq enable downlink
undo qinq enable
View
Ethernet interface view, port group view, Layer-2 aggregate interface view
Default Level
2: System level
Parameters
None
Description
Use the qinq enable downlink command to enable customer-side QinQ on the current Ethernet
port(s).
Use the undo enable downlink command to disable customer-side QinQ on the current Ethernet
port(s).
By default, customer-side QinQ is disabled on Ethernet ports.
Configuration made in Ethernet interface view takes effect on the current port only, while configuration
made in port group view takes effect on all ports in the port group.
Examples
# Enable customer-side QinQ on GigabitEthernet 2/0/1.