Dell C9000 series, Reference Manual

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redundancy force-failover
Force the standby unit to become the primary or master unit. You can also use this command to upgrade the
software on one unit from the other when the other has been loaded with the upgraded software.
C9000 Series
Syntax
redundancy force-failover { rpm | pe pe-id }
Parameters
rpm Enter the keyword
rpm
to force the standby RPM to become the
primary RPM.
pe pe-id Enter the keyword
pe
and the port extender ID to force the
standby stack unit to become the primary (or master) stack unit.
Range is from 0 to 255.
Default Not configured.
Command Modes EXEC Privilege
Command History This guide is platform-specific. For command information about other platforms, see
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 C9010.
9.2(0.0) Introduced on the M I/O Aggregator. This command is
supported in Programmable-Mux (PMUX) mode only.
8.3.19.0 Introduced on the S4820T.
8.3.12.0 Introduced on the S4810.
8.1.1.0 Introduced on the E-Series ExaScale.
7.5.1.0 Introduced on the C-Series.
7.6.1.0 Introduced on the E-Series.
Usage Information The
redundancy force-failover pe
command forces a standby port extender
unit to become a primary (or master) unit.
Example
Dell#redundancy force-failover pe 255
High Availability (HA) 911