84
[DeviceD-GigabitEthernet1/0/2] undo port trunk permit vlan 1
[DeviceD-GigabitEthernet1/0/2] port trunk permit vlan 10 20
[DeviceD-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.
[DeviceD] rrpp domain 1
[DeviceD-rrpp-domain1] control-vlan 100
[DeviceD-rrpp-domain1] protected-vlan reference-instance 1
# Configure Device D 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. Enable ring 1.
[DeviceD-rrpp-domain1] ring 1 node-mode transit primary-port gigabitethernet 1/0/1
secondary-port gigabitethernet 1/0/2 level 0
[DeviceD-rrpp-domain1] ring 1 enable
[DeviceD-rrpp-domain1] quit
# Create RRPP domain 2. Configure VLAN 105 as the primary control VLAN of RPPP domain 2, and
configure the VLAN mapped to MSTI 2 as the protected VLAN of RRPP domain 2.
[DeviceD] rrpp domain 2
[DeviceD-rrpp-domain2] control-vlan 105
[DeviceD-rrpp-domain2] protected-vlan reference-instance 2
# Configure Device D 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. Enable ring 1.
[DeviceD-rrpp-domain2] ring 1 node-mode transit primary-port gigabitethernet 1/0/1
secondary-port gigabitethernet 1/0/2 level 0
[DeviceD-rrpp-domain2] ring 1 enable
[DeviceD-rrpp-domain2] quit
# Enable RRPP.
[DeviceD] rrpp enable
5. Configure Device E.
# Create VLAN 20, map VLAN 20 to MSTI 2, and activate MST region configuration.
<DeviceE> system-view
[DeviceE] vlan 20
[DeviceE-vlan20] quit
[DeviceE] stp region-configuration
[DeviceE-mst-region] instance 2 vlan 20
[DeviceE-mst-region] active region-configuration
[DeviceE-mst-region] quit
# Disable physical state change suppression and STP on GigabitEthernet 1/0/1 and GigabitEthernet
1/0/2, and configure the two ports to trust the 802.1p precedence of the received packets. Configure the
two ports as trunk ports, remove them from VLAN 1, and assign them to VLAN 20.
[DeviceE] interface gigabitethernet 1/0/1
[DeviceE-GigabitEthernet1/0/1] undo link-delay
[DeviceE-GigabitEthernet1/0/1] undo stp enable
[DeviceE-GigabitEthernet1/0/1] qos trust dot1p
[DeviceE-GigabitEthernet1/0/1] port link-type trunk
[DeviceE-GigabitEthernet1/0/1] undo port trunk permit vlan 1
[DeviceE-GigabitEthernet1/0/1] port trunk permit vlan 20
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