Configuring IPv6 prefix acquisition
Enter system view.
system-view
Enter interface view.
interface interface-type interface-number
Configure the interface to use DHCPv6 to obtain an IPv6 prefix and other configuration parameters.
ipv6 dhcp client pd prefix-number [ option-group group-number | rapid-commit ] *
By default, the interface does not use DHCPv6 for IPv6 prefix acquisition.