Configure Device A
# Create VLANs 2 to 30, map these VLANs to MSTI 1, and activate the configuration of the MST domain.
<DeviceA> system-view
[DeviceA] vlan 2 to 30
Please wait… Done.
[DeviceA] stp region-configuration
[DeviceA-mst-region] instance 1 vlan 2 to 30
[DeviceA-mst-region] active region-configuration
[DeviceA-mst-region] quit# Disable the STP function on ports GigabitEthernet1/0/1 and GigabitEthernet1/0/2 respectively, configure the port to trust the 802.1p priority of packets, and configure the port as a trunk port to allow VLANs 2 to 30 to pass through.
[DeviceA] interface gigabitethernet 1/0/1
[DeviceA-GigabitEthernet1/0/1] undo stp enable
[DeviceA-GigabitEthernet1/0/1] port link-type trunk
[DeviceA-GigabitEthernet1/0/1] port trunk permit vlan 2 to 30
Please wait… Done.
[DeviceA-GigabitEthernet1/0/1] quit
[DeviceA] interface gigabitethernet 1/0/2
[DeviceA-GigabitEthernet1/0/2] undo stp enable
[DeviceA-GigabitEthernet1/0/2] port link-type trunk
[DeviceA-GigabitEthernet1/0/2] port trunk permit vlan 2 to 30
Please wait… Done.
[DeviceA-GigabitEthernet1/0/2] quit# Create RRPP domain 1, configure VLAN 4092 as the control VLAN of the domain, and configure the VLAN mapped to MSTI 1 as the protection VLAN of the domain.
[DeviceA] rrpp domain 1
Info: Create a new domain.
[DeviceA-rrpp-domain1] control-vlan 4092
[DeviceA-rrpp-domain1] protected-vlan reference-instance 1# Configure this device as the master node of the main ring 1, the main port is GigabitEthernet1/0/1, the secondary port is GigabitEthernet1/0/2, and open the ring.
[DeviceA-rrpp-domain1] ring 1 node-mode master primary-port gigabitethernet 1/0/1 secondary-port gigabitethernet 1/0/2 level 0
[DeviceA-rrpp-domain1] ring 1 enable
[DeviceA-rrpp-domain1] quit
# 开启RRPP协议。
[DeviceA] rrpp enable(2) Configure Device B
# Create VLANs 2 to 30, map these VLANs to MSTI 1, and activate the configuration of the MST domain.
<DeviceB> system-view
[DeviceB] vlan 2 to 30
Please wait… Done.
[DeviceB] stp region-configuration
[DeviceB-mst-region] instance 1 vlan 2 to 30
[DeviceB-mst-region] active region-configuration
[DeviceB-mst-region] quit# Disable the STP function on ports GigabitEthernet1/0/1 and GigabitEthernet1/0/2 respectively, configure the port to trust the 802.1p priority of packets, and configure the port as a trunk port to allow VLANs 2 to 30 to pass through.
[DeviceB] interface gigabitethernet 1/0/1
[DeviceB-GigabitEthernet1/0/1] undo stp enable
[DeviceB-GigabitEthernet1/0/1] qos trust dot1p
[DeviceB-GigabitEthernet1/0/1] port link-type trunk
[DeviceB-GigabitEthernet1/0/1] port trunk permit vlan 2 to 30
Please wait… Done.
[DeviceB-GigabitEthernet1/0/1] quit
[DeviceB] interface gigabitethernet 1/0/2
[DeviceB-GigabitEthernet1/0/2] undo stp enable
[DeviceB-GigabitEthernet1/0/2] qos trust dot1p
[DeviceB-GigabitEthernet1/0/2] port link-type trunk
[DeviceB-GigabitEthernet1/0/2] port trunk permit vlan 2 to 30
Please wait… Done.
[DeviceB-GigabitEthernet1/0/2] quit# Create RRPP domain 1, configure VLAN 4092 as the control VLAN of the domain, and configure the VLAN mapped to MSTI 1 as the protection VLAN of the domain.
[DeviceB] rrpp domain 1
Info: Create a new domain.
[DeviceB-rrpp-domain1] control-vlan 4092
[DeviceB-rrpp-domain1] protected-vlan reference-instance 1# Configure this device as the transit node of the primary ring 1, set the primary port to GigabitEthernet 1/0/1, and the secondary port to GigabitEthernet 1/0/2, and enable the ring.
[DeviceB-rrpp-domain1] ring 1 node-mode transit primary-port gigabitethernet 1/0/1 secondary-port gigabitethernet 1/0/2 level 0
[DeviceB-rrpp-domain1] ring 1 enable
[DeviceB-rrpp-domain1] quit# Enable the RRPP protocol.
[DeviceB] rrpp enable(3) Configure Device C and Device D
The configurations of Device C and Device D are exactly the same as those of Device B, and the configuration process is omitted here.