Service Manual

Version Description
9.7(0.0) Introduced on the S4810, S4820T, S5000, S6000, and Z9000 switches.
Related Commands
• ipv6 nd ra-guard enable — Allows you to congure the RA guard related commands.
• ipv6 nd raguard policy policy-name — Denes the router advertisement (RA) guard policy name and
enter the RA guard policy conguration mode.
reachable-time
Enable the verication of the congured reachability time in the received RA packets.
Syntax
reachable—time value
To reset the advertised reachability time, use the no reachable-timevalue command.
Parameters
value Enter the advertised reachability time in milliseconds. The range is from 0 to
3,600,000 milliseconds.
Defaults none
Command Modes POLICY LIST CONFIGURATION
Command History
This guide is platform-specic. 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 — Allows you to congure the RA guard related commands.
• ipv6 nd raguard policy policy-name — Denes the RA guard policy name and enter the RA guard policy
conguration mode.
retrans-time
Enable the verication of the congured retransmission timer value in the received RA packets.
Syntax
retrans—timer value
To reset the advertised retransmission interval, use the no retrans-timervalue command.
Parameters
value Enter the advertised retransmission time interval in milliseconds. The range is from
100 to 4,294,967,295 milliseconds.
Defaults none
Neighbor Discovery Protocol (NDP)
951