System Switchover (Exec Mode) - Cisco MDS 9000 series Command Reference Manual

Chapter 21 S Commands
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

system switchover (EXEC mode)

To specifically initiate a switchover from an active supervisor module to a standby supervisor module,
use the system switchover command in EXEC mode.
Syntax Description This command has no arguments or keywords.
Defaults None.
Command Modes
EXEC mode.
Command History Release
1.3(1)
Usage Guidelines Any switchover function is nonrevertive. Once a switchover has occurred and the failed processor has
been replaced or successfully restarted, you cannot switch back to the original, active supervisor module
(unless there is a subsequent failure or you issue the system switchover command).
Examples The following example initiates a HA switchover from an active supervisor module to a standby
supervisor module.
switch# system switchover
Related Commands Command
show version
compatibility
show module
show system
redundancy status
OL-8413-07, Cisco MDS SAN-OS Release 3.x
system switchover
Modification
This command was introduced.
Description
Determines version compatibility between switching modules.
Displays the HA-standby state for the standby supervisor module.
Determines whether the system is ready to accept a switchover.
system switchover (EXEC mode)
Cisco MDS 9000 Family Command Reference
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