H3C Technologies H3C S5560 Series Switches - Manual (Page 219)

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Figure 81 Network diagram
Configuration procedure
# Enable DHCPv6 snooping.
system-view
[SwitchB] ipv6 dhcp snooping enable
# Specify GigabitEthernet 1/0/1 as a trusted port.
[SwitchB] interface GigabitEthernet 1/0/1
[SwitchB-GigabitEthernet1/0/1] ipv6 dhcp snooping trust
[SwitchB-GigabitEthernet1/0/1] quit
# Enable recording of client information in DHCPv6 snooping entries.
[SwitchB]interface GigabitEthernet 1/0/2
[SwitchB-GigabitEthernet1/0/2] ipv6 dhcp snooping binding record
[SwitchB-GigabitEthernet1/0/2] quit
Verifying the configuration
# Verify that the DHCPv6 client obtains an IPv6 address and all other configuration parameters only from
the authorized DHCPv6 server. (Details not shown.)
# Display DHCPv6 snooping entries on the DHCPv6 snooping device.
[SwitchB] display ipv6 dhcp snooping binding