PLANET XGS3-24042 - Manual (Page 271)

33-2
The “debug ipv6 dhcp snooping” command can be used to monitor the debug information.
33.6.2 DHCPv6 Snooping Troubleshooting Help
If there is any problem happens when using DHCPv6 Snooping function, please check whether the problem is
caused by the following reasons:
 Check whether the DHCPv6 Snooping is enabled globally;
 If DHCP client does not obtain IP when configuring DHCPv6 Snooping, please check whether the port
connected by DHCPv6 server/relay is set as a trust port.