R211x-HP Flexfabric 11900 Layer 3 - IP Services Configuration Guide

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Task Command
Display information about the file that stores DHCPv6
snooping entries.
display ipv6 dhcp snooping binding database
Display DHCPv6 packet statistics for DHCPv6 snooping
(in standalone mode).
display ipv6 dhcp snooping packet statistics [ slot
slot-number ]
Display DHCPv6 packet statistics for DHCPv6 snooping
(in IRF mode).
display ipv6 dhcp snooping packet statistics
[ chassis chassis-number slot slot-number ]
Clear DHCPv6 snooping entries.
reset ipv6 dhcp snooping binding { all | address
ipv6-address [ vlan vlan-id ] }
Clear DHCPv6 packet statistics for DHCPv6 snooping
(in standalone mode).
reset ipv6 dhcp snooping packet statistics [ slot
slot-number ]
Clear DHCPv6 packet statistics for DHCPv6 snooping
(in IRF mode).
reset ipv6 dhcp snooping packet statistics [ chassis
chassis-number slot slot-number ]
DHCPv6 snooping configuration example
Network requirements
As shown in Figure 72, configure Ten-GigabitEthernet 1/0/1 connecting to the DHCPv6 server as a
trusted port. Enable DHCPv6 snooping to record client information in DHCPv6 snooping entries.
Figure 72 Network diagram
Configuration procedure
# Enable DHCPv6 snooping.
<SwitchB> system-view
[SwitchB] ipv6 dhcp snooping enable
# Specify Ten-GigabitEthernet 1/0/1 as a trusted port.
[SwitchB] interface Ten-GigabitEthernet 1/0/1
[SwitchB-Ten-GigabitEthernet1/0/1] ipv6 dhcp snooping trust
[SwitchB-Ten-GigabitEthernet1/0/1] quit
# Enable recording of client information in DHCPv6 snooping entries.
XGE1/0/1
Switch A
DHCPv6 server
Switch B
DHCPv6 snooping
XGE1/0/2
XGE1/0/3
Unauthorized
DHCPv6 server
DHCPv6 client