H3C Technologies H3C S12500 Series Switches - Manual (Page 102)

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Figure 21 Network diagram
Configuration procedure
1. Configure Device A:
# Create VLANs 10 and 20, map VLAN 10 to MSTI 1 and VLAN 20 to MSTI 2, and activate MST
region configuration.
<DeviceA> system-view
[DeviceA] vlan 10
[DeviceA-vlan10] quit
[DeviceA] vlan 20
[DeviceA-vlan20] quit
[DeviceA] stp region-configuration
[DeviceA-mst-region] instance 1 vlan 10
[DeviceA-mst-region] instance 2 vlan 20
[DeviceA-mst-region] active region-configuration
[DeviceA-mst-region] quit
# Set the physical state change suppression interval to 0 seconds on GigabitEthernet 3/0/1 and
GigabitEthernet 3/0/2, disable the spanning tree feature, configure the two ports as trunk ports,
remove them from VLAN 1, and assign them to VLANs 10 and 20.
[DeviceA] interface gigabitethernet 3/0/1
[DeviceA-GigabitEthernet3/0/1] link-delay 0
[DeviceA-GigabitEthernet3/0/1] undo stp enable
[DeviceA-GigabitEthernet3/0/1] port link-type trunk