Configuration procedure – H3C Technologies H3C S7500E Series Switches User Manual
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Specify Device A as the master node of primary ring 1, GigabitEthernet 2/0/1 as the primary
port and GigabitEthernet 2/0/2 as the secondary port;
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Specify Device B, Device C and Device D as the transit nodes of primary ring 1, their
GigabitEthernet 2/0/1 as the primary port and GigabitEthernet 2/0/2 as the secondary port;
Figure 7-8 Network diagram for single ring configuration
Configuration procedure
1) Configuration on Device A
# 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 all VLANs.
<DeviceA> system-view
[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 all
[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 all
[DeviceA-GigabitEthernet2/0/2] quit
# Create RRPP domain 1, configure VLAN 4092 as the primary control VLAN of RRPP domain 1,
and configure the VLANs mapped to MSTIs 0 through 31 as the protected VLANs of RRPP
domain 1.
[DeviceA] rrpp domain 1
[DeviceA-rrpp-domain1] control-vlan 4092
[DeviceA-rrpp-domain1] protected-vlan reference-instance 0 to 31
# Configure Device A as the master node of primary ring 1, with GigabitEthernet 2/0/1 as the
primary port and GigabitEthernet 2/0/2 as the secondary port, and enable ring 1.
[DeviceA-rrpp-domain1] ring 1 node-mode master primary-port gigabitethernet 2/0/1
secondary-port gigabitethernet 2/0/2 level 0