HP 5920 Series Configuration Manual page 336

Figure 109 Network diagram
Configuration procedure
1. Configure DHCPv6 snooping:
# Enable DHCPv6 snooping globally.
<Switch> system-view
[Switch] ipv6 dhcp snooping enable
# Configure the interface connecting to the DHCP server as a trusted interface.
[Switch] interface ten-gigabitethernet 1/0/2
[Switch-Ten-GigabitEthernet1/0/2] ipv6 dhcp snooping trust
[Switch-Ten-GigabitEthernet1/0/2] quit
2. Enable IPv6 source guard:
# Enable IPv6 source guard on Ten-GigabitEthernet 1/0/1 and verify the source IP address and
MAC address for dynamic IPv6 source guard.
[Switch] interface ten-gigabitethernet 1/0/1
[Switch-Ten-GigabitEthernet1/0/1] ipv6 verify source ip-address mac-address
# Enable recording of client information in DHCPv6 snooping entries on Ten-GigabitEthernet
1/0/1.
[Switch-Ten-GigabitEthernet1/0/1] ipv6 dhcp snooping binding record
[Switch-Ten-GigabitEthernet1/0/1] quit
Verifying the configuration
# Display dynamic IPv6 source guard binding entries on the device.
[Switch] display ipv6 source binding dhcpv6-snooping
Total entries found: 1
IPv6 Address
2001::1
The output shows that a dynamic IPv6 source guard binding entry is generated based on a DHCPv6
snooping entry.
MAC Address Interface
040a-0000-0001 XGE1/0/1
325
VLAN Type
1 DHCPv6 snooping