H3C Technologies H3C S12500 Series Switches User Manual
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[SwitchC-mst-region] instance 1 vlan 1 to 30
[SwitchC-mst-region] active region-configuration
[SwitchC-mst-region] quit
# Shut down GigabitEthernet 4/0/1 and GigabitEthernet 4/0/2, disable the spanning tree
feature on GigabitEthernet 4/0/1 and GigabitEthernet 4/0/2 separately, and configure them as
trunk ports that permit VLANs 1 through 30.
[SwitchC] interface gigabitethernet 4/0/1
[SwitchC-GigabitEthernet4/0/1] shutdown
[SwitchC-GigabitEthernet4/0/1] undo stp enable
[SwitchC-GigabitEthernet4/0/1] port link-type trunk
[SwitchC-GigabitEthernet4/0/1] port trunk permit vlan 1 to 30
[SwitchC-GigabitEthernet4/0/1] quit
[SwitchC] interface gigabitethernet 4/0/2
[SwitchC-GigabitEthernet4/0/2] shutdown
[SwitchC-GigabitEthernet4/0/2] undo stp enable
[SwitchC-GigabitEthernet4/0/2] port link-type trunk
[SwitchC-GigabitEthernet4/0/2] port trunk permit vlan 1 to 30
[SwitchC-GigabitEthernet4/0/2] quit
# Create smart link group 1, and configure all VLANs mapped to MSTI 1 as the protected VLANs.
[SwitchC] smart-link group 1
[SwitchC-smlk-group1] protected-vlan reference-instance 1
# Configure GigabitEthernet 4/0/1 as the master port and GigabitEthernet 4/0/2 as the slave
port for smart link group 1.
[SwitchC-smlk-group1] port gigabitethernet4/0/1 master
[SwitchC-smlk-group1] port gigabitethernet4/0/2 slave
# Enable flush message sending in smart link group 1, and configure VLAN 10 as the transmit
control VLAN.
[SwitchC-smlk-group1] flush enable control-vlan 10
[SwitchC-smlk-group1] quit
# Bring up GigabitEthernet 4/0/1 and GigabitEthernet 4/0/2 again.
[SwitchC] interface gigabitethernet 4/0/1
[SwitchC-GigabitEthernet4/0/1] undo shutdown
[SwitchC-GigabitEthernet4/0/1] quit
[SwitchC] interface gigabitethernet 4/0/2
[SwitchC-GigabitEthernet4/0/2] undo shutdown
[SwitchC-GigabitEthernet4/0/2] quit
2.
Configure Switch D:
# Create VLANs 1 through 30, map these VLANs to MSTI 1, and activate the MST region
configuration.
<SwitchD> system-view
[SwitchD] vlan 1 to 30
[SwitchD] stp region-configuration
[SwitchD-mst-region] instance 1 vlan 1 to 30
[SwitchD-mst-region] active region-configuration
[SwitchD-mst-region] quit