Default Configuration
This command has no default configuration.
Command Mode
Interface Configuration (VLAN, Tunnel) mode
User Guidelines
This command has no user guidelines.
Example
The following example configures DHCPv6 server functionality.
console(config)#interface vlan 15
console(config-if-vlan15)#ipv6 dhcp server pool
prefix-delegation
Use the prefix-delegation command in IPv6 DHCP Pool Configuration mode to define
Multiple IPv6 prefixes within a pool for distributing to specific DHCPv6 Prefix delegation
clients.
Syntax
prefix/prefixlength DUID
prefix-delegation
preferred-lifetime
}]
no prefix-delegation
prefix/prefixlength
prefix/prefixlength — Delegated IPv6 prefix.
•
DUID — Client DUID (e.g. 00:01:00:09:f8:79:4e:00:04:76:73:43:76').
•
hostname — Client hostname used for logging and tracing. (Range: 0-31 characters.)
•
valid-lifetime — Valid lifetime for delegated prefix. (Range: 0-4294967295 seconds)
•
preferred-lifetime — Preferred lifetime for delegated prefix. (Range: 0-4294967295 seconds)
•
Default Configuration
2592000 seconds is the default value for
valid-lifetime
for
.
Command Mode
IPv6 DHCP Pool Configuration mode
hostname
[name
] [preferred-lifetime {infinite |
preferred-lifetime
. 604800 seconds is the default value
DHCPv6 Commands
571