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<Router> system-view
[Router] interface gigabitethernet 1/0/1
[Router-GigabitEthernet1/0/1] ipv6 address 1::1/64
# Disable RA message suppression on GigabitEthernet 1/0/1.
[Router-GigabitEthernet1/0/1] undo ipv6 nd ra halt
# Set the M flag to 1 in RA advertisements to be sent on GigabitEthernet 1/0/1. Hosts that receive the
advertisements will obtain IPv6 addresses through DHCPv6.
[Router-GigabitEthernet1/0/1] ipv6 nd autoconfig managed-address-flag
# Set the O flag to 1 in RA advertisements to be sent on GigabitEthernet 1/0/1. Hosts that receive the
advertisements will obtain information other than IPv6 address through DHCPv6.
[Router-GigabitEthernet1/0/1] ipv6 nd autoconfig other-flag
[Router-GigabitEthernet1/0/1] quit
# Create prefix pool 1, and specify the prefix 2001:0410::/32 with assigned prefix length 48.
[Router] ipv6 dhcp prefix-pool 1 prefix 2001:0410::/32 assign-len 48
# Create address pool 1.
[Router] ipv6 dhcp pool 1
# In address pool 1, specify subnet 1::/64 where the server interface resides.
[Router-dhcp6-pool-1] network 1::/64
# Apply prefix pool 1 to address pool 1, and set the preferred lifetime to one day, and the valid lifetime
to three days.
[Router-dhcp6-pool-1] prefix-pool 1 preferred-lifetime 86400 valid-lifetime 259200
# In address pool 1, bind prefix 2001:0410:0201::/48 to the client DUID 00030001CA0006A40000,
and set the preferred lifetime to one day, and the valid lifetime to three days.
[Router-dhcp6-pool-1] static-bind prefix 2001:0410:0201::/48 duid 00030001CA0006A40000
preferred-lifetime 86400 valid-lifetime 259200
# Configure the DNS server address as 2:2::3.
[Router-dhcp6-pool-1] dns-server 2:2::3
# Configure the domain name as aaa.com.
[Router-dhcp6-pool-1] domain-name aaa.com
# Configure the SIP server address as 2:2::4, and the SIP server name as bbb.com.
[Router-dhcp6-pool-1] sip-server address 2:2::4
[Router-dhcp6-pool-1] sip-server domain-name bbb.com
[Router-dhcp6-pool-1] quit
# Enable the DHCPv6 server on interface GigabitEthernet 1/0/1, enable desired prefix assignment
and rapid prefix assignment, and set the preference to the highest.
[Router] interface gigabitethernet 1/0/1
[Router-GigabitEthernet1/0/1] ipv6 dhcp select server
[Router-GigabitEthernet1/0/1] ipv6 dhcp server allow-hint preference 255 rapid-commit
Verifying the configuration
# Display the DHCPv6 server configuration on GigabitEthernet 1/0/1.
[Router-GigabitEthernet1/0/1] display ipv6 dhcp server interface gigabitethernet 1/0/1
Using pool: global
Preference value: 255
Allow-hint: Enabled
Rapid-commit: Enabled
# Display information about address pool 1.
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