88 
[DeviceA-GigabitEthernet1/0/2] 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.  
[DeviceA] rrpp domain 1 
[DeviceA-rrpp-domain1] control-vlan 100 
[DeviceA-rrpp-domain1] protected-vlan reference-instance 1 
# Configure Device A as the master node of primary ring 1, with GigabitEthernet 1/0/1 as the 
primary port and GigabitEthernet 1/0/2 as the secondary port, and enable ring 1.  
[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 
# Create RRPP domain 2, configure VLAN 105 as the primary control VLAN of RRPP domain 2, 
and configure the VLAN mapped to MSTI 2 as the protected VLAN of RRPP domain 2.  
[DeviceA] rrpp domain 2 
[DeviceA-rrpp-domain2] control-vlan 105 
[DeviceA-rrpp-domain2] protected-vlan reference-instance 2 
# Configure Device A as the master node of primary ring 1, with GigabitEthernet 1/0/2 as the 
master port and GigabitEthernet 1/0/1 as the secondary port, and enable ring 1.  
[DeviceA-rrpp-domain2] ring 1 node-mode master primary-port gigabitethernet 1/0/2 
secondary-port gigabitethernet 1/0/1 level 0 
[DeviceA-rrpp-domain2] ring 1 enable 
[DeviceA-rrpp-domain2] quit 
# Enable RRPP.  
[DeviceA] rrpp enable 
2.  Configure Device B: 
# Create VLANs 1 and 2, map VLAN 1 to MSTI 1 and VLAN 2 to MSTI 2, and activate MST region 
configuration.  
<DeviceB> system-view 
[DeviceB] vlan 1 to 2 
[DeviceB] stp region-configuration 
[DeviceB-mst-region] instance 1 vlan 1 
[DeviceB-mst-region] instance 2 vlan 2 
[DeviceB-mst-region] active region-configuration 
[DeviceB-mst-region] quit 
# Cancel the physical state change suppression interval setting on GigabitEthernet 1/0/1 and 
GigabitEthernet 1/0/2, disable the spanning tree feature, and set the trusted packet priority type 
to 802.1p priority. Configure the two ports as trunk ports, and assign them to VLAN 1 and VLAN 
2.  
[DeviceB] interface gigabitethernet 1/0/1 
[DeviceB-GigabitEthernet1/0/1] undo link-delay 
[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 1 2 
[DeviceB-GigabitEthernet1/0/1] quit 
[DeviceB] interface gigabitethernet 1/0/2