3Com S7906E Configuration Manual page 249

[DeviceC-qospolicy-downlink_out] classifier downlink_out behavior downlink_out
[DeviceC-qospolicy-downlink_out] quit
# Specify the original CVLAN and the new SVLAN in the VLAN mapping for outgoing VPN 1 traffic on
GigabitEthernet 2/0/2.
[DeviceC] traffic classifier uplink_out
[DeviceC-classifier-uplink_out] if-match customer-vlan-id 10
[DeviceC-classifier-uplink_out] if-match service-vlan-id 200
[DeviceC-classifier-uplink_out] quit
# Specify the new CVLAN used for replacing the original CVLAN for outgoing VPN 1 traffic on
GigabitEthernet 2/0/2.
[DeviceC] traffic behavior uplink_out
[DeviceC-behavior-uplink_out] remark customer-vlan-id 30
[DeviceC-behavior-uplink_out] quit
# Configure an uplink policy to map the original CVLAN and the new SVLAN to the new CVLAN for
outgoing VPN 1 traffic on GigabitEthernet 2/0/2.
[DeviceC] qos policy uplink_out
[DeviceC-qospolicy-uplink_out] classifier uplink_out behavior uplink_out
[DeviceC-qospolicy-uplink_out] quit
# Apply uplink and downlink policies to GigabitEthernet 2/0/1 and GigabitEthernet 2/0/2.
[DeviceC] interface gigabitethernet 2/0/1
[DeviceB-GigabitEthernet2/0/1] port link-type trunk
[DeviceB-GigabitEthernet2/0/1] port trunk permit vlan 200
[DeviceC-GigabitEthernet2/0/1] qos apply policy downlink_in inbound
[DeviceC-GigabitEthernet2/0/1] qos apply policy downlink_out outbound
[DeviceC-GigabitEthernet2/0/1] quit
[DeviceC] interface gigabitethernet 2/0/2
[DeviceB-GigabitEthernet2/0/2] port link-type trunk
[DeviceB-GigabitEthernet2/0/2] port trunk permit vlan 200
[DeviceC-GigabitEthernet2/0/2] qos apply policy uplink_out outbound
[DeviceC-GigabitEthernet2/0/2] quit
4) Configuration on Device D
# Configure an uplink policy nest to add outer VLAN tag 200 to the traffic tagged with VLAN 30.
<DeviceD> system-view
[DeviceD] traffic classifier nest
[DeviceD-classifier-nest] if-match customer-vlan-id 30
[DeviceD-classifier-nest] quit
[DeviceD] traffic behavior nest
[DeviceD-behavior-nest] nest top-most vlan-id 200
[DeviceD-behavior-nest] quit
[DeviceD] qos policy nest
[DeviceD-qospolicy-nest] classifier nest behavior nest
[DeviceD-qospolicy-nest] quit
# Configure GigabitEthernet 2/0/1 to permit frames of VLAN 200 to pass through.
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