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# Assign GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 to VLAN 10.
[DeviceB] interface gigabitethernet 1/0/1
[DeviceB-GigabitEthernet1/0/1] port link-type access
[DeviceB-GigabitEthernet1/0/1] port access vlan 10
[DeviceB-GigabitEthernet1/0/1] quit
[DeviceB] interface gigabitethernet 1/0/2
[DeviceB-GigabitEthernet1/0/2] port link-type access
[DeviceB-GigabitEthernet1/0/2] port access vlan 10
[DeviceB-GigabitEthernet1/0/2] quit
# Configure GigabitEthernet 1/0/3 to trunk VLAN 10.
[DeviceB] interface gigabitethernet 1/0/3
[DeviceB-GigabitEthernet1/0/3] port link-type trunk
[DeviceB-GigabitEthernet1/0/3] port trunk permit vlan 10
[DeviceB-GigabitEthernet1/0/3] quit
# Apply the RA guard policy policy1 to VLAN 10.
[DeviceB] vlan 10
[DeviceB-vlan10] ipv6 nd raguard apply policy policy1
[DeviceB-vlan10] quit
# Specify host as the role of the device attached to GigabitEthernet 1/0/1.
[DeviceB] interface gigabitethernet 1/0/1
[DeviceB-GigabitEthernet1/0/1] ipv6 nd raguard role host
[DeviceB-GigabitEthernet1/0/1] quit
# Specify router as the role of the device attached to GigabitEthernet 1/0/3.
[DeviceB] interface gigabitethernet 1/0/3
[DeviceB-GigabitEthernet1/0/3] ipv6 nd raguard role router
[DeviceB-GigabitEthernet1/0/3] quit
Verifying the configuration
# Verify that the device forwards or drops RA messages received on GigabitEthernet 1/0/2 based on
the RA guard policy. (Details not shown.)
# Verify that the device drops RA messages received on GigabitEthernet 1/0/1. (Details not shown.)
# Verify that the device forwards RA messages received on GigabitEthernet 1/0/3 to other ports in
VLAN 10. (Details not shown.)
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