Users Guide

Version Description
9.8(1.0) Introduced on the Z9100-ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, S6000–ON, and Z9000
switches.
Related
Commands
ipv6 nd raguard policy policy-name — define the router advertisement (RA) guard policy name and enter
the RA guard policy configuration mode.
ipv6 nd ra-guard enable — configure the RA guard related commands.
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, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.9(0.0) Introduced on the Z9500.
9.8(1.0) Introduced on the Z9100-ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, S6000–ON, and Z9000
switches.
Related
Commands
• ipv6 nd ra-guard enable — configure the RA guard related commands.
• ipv6 nd raguard policy policy-name — define 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) 1088