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[SwitchA-Vlan-interface10] quit

2. Configuring Switch B

# Enable IPv6 forwarding.

<SwitchB> system-view

[SwitchB] ipv6

# Create VLAN 10.

[SwitchB] vlan 10

[SwitchB-vlan10] quit

# Assign ports GigabitEthernet 1/0/1 to GigabitEthernet 1/0/3 to VLAN 10.

[SwitchB] interface GigabitEthernet 1/0/1

[SwitchB-GigabitEthernet1/0/1] port link-type trunk

[SwitchB-GigabitEthernet1/0/1] port trunk permit vlan 10

[SwitchB-GigabitEthernet1/0/1] quit

[SwitchB] interface GigabitEthernet 1/0/2

[SwitchB-GigabitEthernet1/0/2] port link-type trunk

[SwitchB-GigabitEthernet1/0/2] port trunk permit vlan 10

[SwitchB-GigabitEthernet1/0/2] quit

[SwitchB] interface GigabitEthernet 1/0/3

[SwitchB-GigabitEthernet1/0/3] port link-type trunk

[SwitchB-GigabitEthernet1/0/3] port trunk permit vlan 10

[SwitchB-GigabitEthernet1/0/3] quit

# Enable ND snooping in VLAN 10.

[SwitchB] vlan 10

[SwitchB-vlan 10] ipv6 nd snooping enable

# Enable ND detection in VLAN 10.

[SwitchB-vlan 10] ipv6 nd detection enable

[SwitchB-vlan 10] quit

# Configure the uplink port GigabitEthernet 1/0/3 as an ND-trusted port, and the downlink ports

GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 as ND-untrusted ports (the default).

[SwitchB] interface GigabitEthernet 1/0/3

[SwitchB-GigabitEthernet 1/0/3] ipv6 nd detection trust

The configuration enables Switch B to check all incoming ND packets of ports GigabitEthernet 1/0/1

and GigabitEthernet 1/0/2 based on the ND snooping table.

HP 5120 EI Switch Series User Manual

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