3Com S7906E - Switch, Configuration Manual

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z
Before configuring VLAN transparent transmission, enable basic QinQ on the port.
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When configuring transparent transmission for a VLAN, you need to configure all the devices on
the transmission path to permit packets of this VLAN to pass through.
z
For VLANs whose packets are to be transparently transmitted through a port, do not configure
VLAN mapping for them on the port. For information about VLAN mapping, refer to VLAN Mapping
in the Access Volume .
Configuring Selective QinQ
Follow these steps to configure selective QinQ:
To do... Use the command... Remarks
Enter system view system-view —
Create a class and enter class
view
traffic classifier
classifier-name [ operator
{ and | or } ]
Required
By default, the relationship
between the match criteria in a
class is logical AND.
Specify the inner VLAN ID(s) of
matching frames if-match customer-vlan-id
vlan-id-list
Required
Exit to system view quit —
Create a traffic behavior and
enter traffic behavior view traffic behavior
behavior-name
Required
Specify an outer VLAN ID nest top-most vlan-id vlan-id Required
Exit to system view quit —
Create a QoS policy and enter
QoS policy view
qos policy policy-name Required
Tag the frames that carry a
specified inner VLAN ID with
the specified outer VLAN ID by
associating the traffic behavior
with the class
classifier classifier-name
behavior behavior-name
Required
Exit to system view quit —