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ipv6 prefix IPv6 Commands
page 2-14 Release 5.1.6.R02 User Guide Supplement June 2005
ipv6 prefix
Configures an IPv6 prefix on an interface. Used for configuring prefixes for router advertisements.
ipv6 prefix ipv6_address /prefix_length if_name
[valid-lifetime time]
[preferred-lifetime time]
[on-link-flag {true | false}
[autonomous-flag {true | false}] if_name
no ipv6 prefix ipv6_address /prefix_length if_name
Syntax Definitions
ipv6_address IPv6 address of the interface.
/prefix_length The number of bits that are significant in the iPv6 address (mask).
(0...128).
valid-lifetime time Length of time, in seconds, that this prefix will remain valid, i.e. time
until deprecation. A value of 4,294,967,295
represents infinity.
preferred-lifetime time Length of time, in seconds, that this prefix will remain preferred, i.e.
time until deprecation. A value of 4,294,967,295
represents infinity.
on-link-flag On-link configuration flag. When “true.” this prefix can be used for on-
link determination.
autonomous-flag Autonomous address configuration flag. When “true,” indicates that this
prefix can be used for autonomous address configuration (i.e., can be
used to form a local interface address).
if_name Name assigned to the interface.
Defaults
Platforms Supported
OmniSwitch 6624, 6648, 7700, 7800, 8800
Usage Guidelines
Use the “no” form of the command to delete a prefix.
Example
-> ipv6 prefix 4132:86::/64 Test
parameter default
valid-lifetime time 2,592,000
preferred-lifetime time 604,800
on-link-flag true
autonomous-flag true