568 DHCPv6 Commands
Default Configuration
This command has no default configuration. 
Command Mode
Global Configuration mode
User Guidelines
This command has no user guidelines.
Example
The following example enters IPv6 DHCP Pool Configuration mode.
console(config)#ipv6 dhcp pool addrpool
console(config-dhcp6s-pool)#
ipv6 dhcp relay
Use the ipv6 dhcp relay command in Interface Configuration mode to configure an interface for 
DHCPv6 relay functionality. 
Syntax
ipv6 dhcp relay {destination 
relay-address
 [interface vlan 
vlan-id
] | interface vlan 
vlan-
id
}[remote-id {duid-ifid |
 user-defined-string
}]
•
destination
 — Keyword that sets the relay server IPv6 address.
•
relay-address
 — An IPv6 address of a DHCPv6 relay server.
•
interface
 — Sets the relay server interface.
•
vlan-id
 — A valid VLAN ID.
• [remote-id {duid-ifid|
user-defined-string
}] — The Relay Agent Information Option “remote 
ID” sub-option to be added to relayed messages. This can either be the special keyword duid-
ifid, which causes the “remote ID” to be derived from the DHCPv6 server DUID and the 
relay interface number, or it can be specified as a user-defined string. 
Default Configuration
This command has no default configuration.
Command Mode
Interface Configuration (VLAN, Tunnel) mode