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Version Description
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, and
Z9000 switches.
Related
Commands
ipv6 nd raguard policy policy-name — Defines the router advertisement (RA) guard
policy name and enter the RA guard policy configuration mode.
router-lifetime
Set the router lifetime.
Syntax
router—lifetime value
Parameters
value Enter the router lifetime in seconds. The range is from 0 to
9,000 seconds.
Defaults none
Command
Modes
POLICY LIST CONFIGURATION
Command
History
This guide is platform-specific. For command information about other platforms,
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version
Description
9.7(0.0) Introduced on the S6000-ON.
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, and
Z9000 switches.
Related
Commands
• ipv6 nd ra-guard enable — Allows you to configure the RA guard related
commands.
• ipv6 nd raguard policy policy-name — Defines the router advertisement (RA)
guard policy name and enter the RA guard policy configuration mode.
router-preference maximum
Enable the verification of the advertised default router preference (DRP) value. The preference value is
lower than or equal to the specified limit. If this command is not configured, the verification process is
bypassed.
Syntax
router-preference maximum {high | low | medium}
To reset the default router preference value, use the no router-preference
maximum {high | low | medium} command.
Neighbor Discovery Protocol (NDP)
1235