H3C Technologies H3C S7500E Series Switches - Manual (Page 100)

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Figure 7-10 Network diagram for intersecting-ring load balancing configuration
Configuration procedure
1) Configuration on Device A
# Create VLANs 1 and 2, map VLAN 1 to MSTI 1 and VLAN 2 to MSTI 2, and activate MST
region configuration.
<DeviceA> system-view
[DeviceA] vlan 1 to 2
[DeviceA] stp region-configuration
[DeviceA-mst-region] instance 1 vlan 1
[DeviceA-mst-region] instance 2 vlan 2
[DeviceA-mst-region] active region-configuration
[DeviceA-mst-region] quit
# Set the physical state change suppression interval on GigabitEthernet2/0/1 and
GigabitEthernet2/0/2 to 0 seconds, disable STP, configure the two ports as trunk ports, and
assign them to VLAN 1 and VLAN 2.
[DeviceA] interface gigabitethernet 2/0/1
[DeviceA-GigabitEthernet2/0/1] link-delay 0
[DeviceA-GigabitEthernet2/0/1] undo stp enable
[DeviceA-GigabitEthernet2/0/1] port link-type trunk
[DeviceA-GigabitEthernet2/0/1] port trunk permit vlan 1 2
[DeviceA-GigabitEthernet2/0/1] quit
[DeviceA] interface gigabitethernet 2/0/2
[DeviceA-GigabitEthernet2/0/2] link-delay 0
[DeviceA-GigabitEthernet2/0/2] undo stp enable
[DeviceA-GigabitEthernet2/0/2] port link-type trunk
[DeviceA-GigabitEthernet2/0/2] port trunk permit vlan 1 2
[DeviceA-GigabitEthernet2/0/2] quit
# Create RRPP domain 1, configure VLAN 100 as the primary control VLAN of RRPP domain 1,
and configure the VLAN mapped to MSTI 1 as the protected VLAN of RRPP domain 1.