Planet SGS-6341 Series Command Manual page 413

<poolname> is the name for the IPv6 address pool of the prefix delegation, the length name string
should be less than 32. <prefix/prefix-length> is the address prefix and its length of the prefix
delegation. <assigned-length> is the length of the prefix in the address pool which can be retrieved
by the client, the assigned prefix length should be no less than the value of <prefix-length>
Command Mode:
Global Mode.
Default:
No IPv6 prefix delegation address pool is configured by default.
Usage Guide:
This command should be used with the "prefix delegation pool" command to allocate address
prefixes to the clients. If IPv6 prefix delegation is removed, the associated "prefix delegation"
command will be in-effective either.
27.19 lifetime
Command:
lifetime {<valid-time> | infinity} {<preferred-time> | infinity}
no lifetime
Function:
To configure the life time for the addresses or the address prefixes allocated by DHCPv6. The no
form of this command will restore the default setting.
Parameters:
<valid-time> and <preferred-time> are the valid life time and preferred life time respectively for
the allocated IPv6 addresses in the local address pool. Its value is allowed to be between 1 and
31536000 in seconds, and <preferred-time> should never be bigger than <valid-time>. The
infinity parameter designates the maximum life time.
Command Mode:
DHCPv6 Address Pool Configuration Mode.
Default:
The default valid life time and preferred life time are 2592000 seconds (30 days) and 604800
seconds (7 days) respectively.
Example:
To configure the valid life time as 1000 seconds, and the preferred life time as 600 seconds.
Switch(config)#lifetime 1000 600
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