Dell S4810 - Redundancy Force-Failover

Usage
Information
Enabling this command keeps the failed RPM in the failed state. If there are two
RPMs in the system, enabling this command prevents the failed RPM from
becoming a working Standby RPM. If there is only one RPM in the system, the failed
RPM does not recover and affects the system.
redundancy force-failover
Force the secondary stack unit to become the primary stack unit. You can also use this command to
upgrade the software on one stack unit from the other when the other has been loaded with the
upgraded software.
S4810
Syntax
redundancy force-failover {stack-unit unit-number}
Parameters
stack-unit unit-
number
Enter the keyword stack-unit then the stack-unit ID
number. The range is from 0 to 7.
Default Not configured.
Command
Modes
EXEC Privilege
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 9.2(0.0) Introduced on the M I/O Aggregator. This command is
supported in Programmable-Mux (PMUX) mode only.
Version
8.3.19.0
Introduced on the S4820T.
Version
8.3.12.0
Introduced on the S4810.
Version 8.1.1.0 Introduced on the E-Series ExaScale.
Version 7.5.1.0 Introduced on the C-Series.
Version 7.6.1.0 Introduced on the E-Series.
Usage
Information
To provide a hitless or warm upgrade, use this command. A hitless upgrade means
that a software upgrade does not require a reboot of the line cards. A warm
upgrade means that a software upgrade requires a reset of the line cards. A warm
upgrade is possible for major releases and lower, while a hitless upgrade can only
support patch releases.
High Availability (HA)
703