Configuration procedure, N in, Figure 27 – H3C Technologies H3C S12500 Series Switches User Manual

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Figure 27 Network diagram

Configuration procedure

Configure Switch C:
# Create VLANs 1 through 30, map these VLANs to MSTI 1, and activate MST region
configuration.

system-view

[SwitchC] vlan 1 to 30

[SwitchC] stp region-configuration

[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, and disable the spanning tree

feature on them. Configure the two ports as trunk ports, and assign them to 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 the VLANs mapped to MSTI 1 as the protected

VLANs for smart link group 1.

[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 GigabitEthernet 4/0/1 master

[SwitchC-smlk-group1] port GigabitEthernet 4/0/2 slave

# Enable the smart link group to transmit flush messages.

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