Address Prefix - Allied Telesis x510-28GTX Command Reference Manual

DHCP IP 6 (DHCP 6) C
FOR V V OMMANDS

ADDRESS PREFIX

address prefix
Overview Use this command in DHCPv6 Configuration mode to specify an address prefix for
address assignment with DHCPv6 server pool configuration.
Use the no variant of this command to remove the address prefix from the DHCPv6
server pool.
Syntax address prefix <ipv6-prefix/prefix-length> [lifetime
{<valid-time>|infinite} {<preferred-time>|infinite}]
no address prefix <ipv6-prefix/prefix-length>
Mode DHCPv6 Configuration
Default The default valid lifetime is 2592000 seconds and the default preferred lifetime is
604800 seconds.
Usage This command creates a pool of prefixes from which addresses are assigned to
clients on request, and allocates a network prefix from which the DHCPv6 Server
leases addresses. This command is an alternative to using a range set using the
address range
The DHCPv6 Server selects an IPv6 address from the range available allocated by
the IPv6 prefix, randomly generating the suffix of the IPv6 address, with the
specified preferred and valid lifetime leases. Leased IPv6 address are found in the
C613-50170-01 Rev B
Parameter Description
<ipv6-prefix/
Specify an IPv6 prefix and prefix length. The prefix length
prefix-length>
indicates the length of the IPv6 prefix assigned to the pool.
The IPv6 address uses the format X:X::X:X/Prefix-Length. The
prefix-length is usually set between 0 and 64.
lifetime
Specify a time period for the hosts to remember router
advertisements (RAs).
If you specify the optional lifetime parameter with this
command then you must also specify a valid-time and a
preferred-time value.
See the Usage notes below this parameter table for a
description of preferred and valid lifetimes and how these
determine deprecated or invalid IPv6 addresses upon expiry.
<valid-time>
Specify a valid lifetime in seconds in the range
<5-315360000>.
The default valid lifetime is 2592000 seconds.
infinite
Specify an infinite valid lifetime or an infinite preferred lifetime,
or both, when using this keyword.
<preferred-
Specify a preferred lifetime in seconds in the range
time> <5-315360000>.
The default preferred lifetime is 604800 seconds.
command.
Command Reference for x510 Series
AlliedWare Plus™ Operating System - Version 5.4.7-1.x
2495