Service Manual

Version Description
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 — 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.
Parameters
high Enter the keyword high to set the DRP value as high.
low Enter the keyword low to set the DRP value as low.
medium Enter the keyword medium to set the DRP value as medium.
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
9.9(0.0) Introduced on the Z9500.
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 — Allow 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.
show config
Display the RA guard policy mode configurations.
Syntax
show config
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.
970 Neighbor Discovery Protocol (NDP)