3Com 4500G Family Configuration Manual page 840

[DeviceC-GigabitEthernet1/0/4] port link-type trunk
[DeviceC-GigabitEthernet1/0/4] undo port trunk permit vlan 1
[DeviceC-GigabitEthernet1/0/4] port trunk permit vlan 10
[DeviceC-GigabitEthernet1/0/4] qos trust dot1p
[DeviceC-GigabitEthernet1/0/4] quit
# Create RRPP domain 1, configure VLAN 10 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.
[DeviceC] rrpp domain 1
[DeviceC-rrpp-domain1] control-vlan 100
[DeviceC-rrpp-domain1] protected-vlan reference-instance 1
# Configure Device C as the transit node of primary ring 1 in RRPP domain 1, with GigabitEthernet 1/0/1
as the primary port and GigabitEthernet 1/0/2 as the secondary port, and enable ring 1.
[DeviceC-rrpp-domain1]
secondary-port gigabitethernet 1/0/2 level 0
[DeviceC-rrpp-domain1] ring 1 enable
# Configure Device C as the edge node of subring 3 in RRPP domain 1, with GigabitEthernet 1/0/4 as
the edge port, and enable subring 3.
[DeviceC-rrpp-domain1] ring 3 node-mode edge edge-port gigabitethernet 1/0/4
[DeviceC-rrpp-domain1] ring 3 enable
[DeviceC-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.
[DeviceC] rrpp domain 2
[DeviceC-rrpp-domain2] control-vlan 105
[DeviceC-rrpp-domain2] protected-vlan reference-instance 2
# Configure Device C as the transit node of primary ring 1 in RRPP domain 2, with GigabitEthernet 1/0/1
as the primary port and GigabitEthernet 1/0/2 as the secondary port, and enable ring 1.
[DeviceC-rrpp-domain2]
secondary-port gigabitethernet 1/0/2 level 0
[DeviceC-rrpp-domain2] ring 1 enable
# Configure Device C as the edge node of subring 2 in RRPP domain 2, with GigabitEthernet 1/0/3 as
the edge port, and enable subring 2.
[DeviceC-rrpp-domain2] ring 2 node-mode edge edge-port gigabitethernet 1/0/3
[DeviceC-rrpp-domain2] ring 2 enable
[DeviceC-rrpp-domain2] quit
# Enable RRPP.
[DeviceC] rrpp enable
4) Configuration on Device D
# Create VLANs 10 and 20, map VLAN 10 to MSTI 1 and VLAN 20 to MSTI 2, and activate MST region
configuration.
<DeviceD> system-view
[DeviceD] vlan 10
[DeviceD-vlan10] quit
ring 1 node-mode transit
ring 1 node-mode transit
1-29
primary-port gigabitethernet
primary-port gigabitethernet
1/0/1
1/0/1