H3C Technologies H3C S10500 Series Switches - Manual (Page 115)

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[DeviceD-GigabitEthernet1/0/2] quit
# Create smart link group 1, and configure all VLANs mapped to MSTI 1 as the protected VLANs.
[DeviceD] smart-link group 1
[DeviceD-smlk-group1] protected-vlan reference-instance 1
# Configure GigabitEthernet 1/0/1 as the master port and GigabitEthernet 1/0/2 as the slave port for
smart link group 1.
[DeviceD-smlk-group1] port gigabitethernet1/0/1 master
[DeviceD-smlk-group1] port gigabitethernet1/0/2 slave
# Enable flush message sending in smart link group 1, and configure VLAN 20 as the transmit control
VLAN.
[DeviceD-smlk-group1] flush enable control-vlan 20
[DeviceD-smlk-group1] quit
# Bring up GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 again.
[DeviceD] interface gigabitethernet 1/0/1
[DeviceD-GigabitEthernet1/0/1] undo shutdown
[DeviceD-GigabitEthernet1/0/1] quit
[DeviceD] interface gigabitethernet 1/0/2
[DeviceD-GigabitEthernet1/0/2] undo shutdown
[DeviceD-GigabitEthernet1/0/2] quit
3. Configure Device B.
# Create VLANs 1 through 30.
system-view
[DeviceB] vlan 1 to 30
# Configure GigabitEthernet 1/0/1 as a trunk port, and assign it to VLANs 1 through 30. Enable flush
message receiving on it, and configure VLAN 10 and VLAN 20 as the receive control VLANs..
[DeviceB] interface gigabitethernet 1/0/1
[DeviceB-GigabitEthernet1/0/1] port link-type trunk
[DeviceB-GigabitEthernet1/0/1] port trunk permit vlan 1 to 30
[DeviceB-GigabitEthernet1/0/1] smart-link flush enable control-vlan 10 20
[DeviceB-GigabitEthernet1/0/1] quit
# Configure GigabitEthernet 1/0/2 as a trunk port, and assign it to VLANs 1 through 30. Disable the
spanning tree feature and enable flush message receiving on it, and configure VLAN 20 as the receive
control VLAN.
[DeviceB] interface gigabitethernet 1/0/2
[DeviceB-GigabitEthernet1/0/2] port link-type trunk
[DeviceB-GigabitEthernet1/0/2] port trunk permit vlan 1 to 30
[DeviceB-GigabitEthernet1/0/2] undo stp enable
[DeviceB-GigabitEthernet1/0/2] smart-link flush enable control-vlan 20
[DeviceB-GigabitEthernet1/0/2] quit
# Configure GigabitEthernet 1/0/3 as a trunk port, and assign it to VLANs 1 through 30. Disable the
spanning tree feature and enable flush message receiving on it, and configure VLAN 10 as the receive
control VLAN.
[DeviceB] interface gigabitethernet 1/0/3
[DeviceB-GigabitEthernet1/0/3] port link-type trunk
[DeviceB-GigabitEthernet1/0/3] port trunk permit vlan 1 to 30
[DeviceB-GigabitEthernet1/0/3] undo stp enable