3Com 4500G Family Configuration Manual page 838

[DeviceB-GigabitEthernet1/0/3] port link-type trunk
[DeviceB-GigabitEthernet1/0/3] undo port trunk permit vlan 1
[DeviceB-GigabitEthernet1/0/3] port trunk permit vlan 20
[DeviceB-GigabitEthernet1/0/3] qos trust dot1p
[DeviceB-GigabitEthernet1/0/3] quit
# Disable STP on GigabitEthernet 1/0/4, configure the port as a trunk port, remove it from VLAN 1, and
assign it to VLAN 10, and configure it to trust the 802.1p precedence of the received packets.
[DeviceB] interface gigabitethernet 1/0/4
[DeviceB-GigabitEthernet1/0/4] undo stp enable
[DeviceB-GigabitEthernet1/0/4] port link-type trunk
[DeviceB-GigabitEthernet1/0/4] undo port trunk permit vlan 1
[DeviceB-GigabitEthernet1/0/4] port trunk permit vlan 10
[DeviceB-GigabitEthernet1/0/4] qos trust dot1p
[DeviceB-GigabitEthernet1/0/4] 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.
[DeviceB] rrpp domain 1
[DeviceB-rrpp-domain1] control-vlan 100
[DeviceB-rrpp-domain1] protected-vlan reference-instance 1
# Configure Device B as a 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.
[DeviceB-rrpp-domain1]
secondary-port gigabitethernet 1/0/2 level 0
[DeviceB-rrpp-domain1] ring 1 enable
# Configure Device B as the assistant-edge node of subring 3 in RRPP domain 1, with GigabitEthernet
1/0/4 as the edge port, and enable subring 3.
[DeviceB-rrpp-domain1] ring 3 node-mode assistant-edge edge-port gigabitethernet 1/0/4
[DeviceB-rrpp-domain1] ring 3 enable
[DeviceB-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.
[DeviceB] rrpp domain 2
[DeviceB-rrpp-domain2] control-vlan 105
[DeviceB-rrpp-domain2] protected-vlan reference-instance 2
# Configure Device B as the transit 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.
[DeviceB-rrpp-domain2]
secondary-port gigabitethernet 1/0/2 level 0
[DeviceB-rrpp-domain2] ring 1 enable
# Configure Device B as the assistant-edge node of subring 2 in RRPP domain 2, with GigabitEthernet
1/0/3 as the edge port, and enable subring 2.
[DeviceB-rrpp-domain2] ring 2 node-mode assistant-edge edge-port gigabitethernet 1/0/3
[DeviceB-rrpp-domain2] ring 2 enable
[DeviceB-rrpp-domain2] quit
ring 1 node-mode transit
ring 1 node-mode transit
1-27
primary-port gigabitethernet
primary-port gigabitethernet
1/0/1
1/0/1