3Com 7757 Configuration Manual page 680

680 C 61: Q S C
HAPTER O
Configuration
Prerequisites
Configuration Procedure
c
ONFIGURATION
selective QinQ function can tag a packet with external VLAN tags according to the
ACL rule that the packets matches on the inbound port.
The traffic-based selective QinQ function is configured on the hybrid port of the
edge device connecting the user device to the carrier's network.
ACL rules used for traffic identifying are defined. Refer to "Choosing ACL
■
Mode for Traffic Flows" on page 639 for defining ACL rules.
ID of the external VLAN tag is specified
■
The ports that needs this configuration are specified
■
Table 551 Configure traffic-based selective QinQ
Operation
Enter system view
Create a VLAN
Enter Ethernet port view
Set the port type to hybrid
Add the hybrid port to the
specified VLAN
Enable the QinQ feature in
the port view
Enter QoS view
Enable the ACL rule for traffic
identifying and tag the
matching packets with
external VLAN tags
Display the traffic statistics
Display all the QoS settings on
the port
acl-rule: Applied ACL rules which can be the combination of various ACL rules.
The way of combination is described in Table 541.
CAUTION:
Execute the vlan-vpn enable command in the corresponding port view before
■
executing the traffic-remark command.
The traffic-based selective QinQ function is generally configured on the hybrid
■
port of the edge device connecting the user device to the carrier's network.
QinQ is mutually exclusive with Voice VLAN. That is, you cannot configure both
■
features on the same port.
The port on which the traffic-based selective QinQ function is configured and
■
the specified uplink port cannot be in the same aggregation group.
Command
system-view
vlan vlan-id
interface interface-type
interface-number
port link-type hybrid
port hybrid vlan
vlan-id { tagged | untagged }
vlan-vpn enable
qos
traffic-remark inbound
acl-rule [ system-index
system-index ] remark-vlan
vlan-id uplink interface-type
interface-number
[ untagged ]
display qos-interface
[ interface-type
interface-number ]
traffic-remark
display qos-interface
[ interface-type
interface-number ] all
Description
-
The vlan-id argument is the ID
of external VLAN tag.
-
-
vlan-id is the ID of out-layer
VLAN Tag
Required
-
Required
Required
You can execute the display
command in any view