H3C S6812 Series Command Reference Manual page 919

DHCPv6 commands
Common DHCPv6 commands
display ipv6 dhcp duid
Use display ipv6 dhcp duid to display the DUID of the local device.
Syntax
display ipv6 dhcp duid
Views
Any view
Predefined user roles
network-admin
network-operator
Usage guidelines
A DHCP unique identifier (DUID) uniquely identifies a DHCPv6 device (DHCPv6 client, server, or
relay agent). A DHCPv6 device adds its DUID in a sent packet.
Examples
# Display the DUID of the local device.
<Sysname> display ipv6 dhcp duid
The DUID of this device: 0003000100e0fc005552.
ipv6 dhcp advertise pd-route
Use ipv6 dhcp advertise pd-route to enable the DHCPv6 server or DHCPv6 relay agent to
advertise IPv6 prefixes.
Use undo ipv6 dhcp advertise pd-route to disable the DHCPv6 server or DHCPv6 relay agent
from advertising IPv6 prefixes.
Syntax
ipv6 dhcp advertise pd-route
undo ipv6 dhcp advertise pd-route
Default
The DHCPv6 server or DHCPv6 relay agent does not advertise IPv6 prefixes.
Views
System view
Predefined user roles
network-admin
Usage guidelines
A DHCPv6 client can obtain an IPv6 prefix through DHCPv6 and use the IPv6 prefix for IPv6 address
assignment in a downstream network. If the IPv6 prefix is in a different subnet than the IPv6 address
of the DHCPv6 client's upstream interface, the downstream network cannot access the external
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