Switch User Manual

Managing Switch Configuration and Files
SecureStack C3 Configuration Guide 3-39
Managing Switch Configuration and Files
Configuration Persistence Mode
Thedefaultstateofconfigurationpersistencemodeis“auto,”whichmeansthatwhenCLI
configurationcommandsareentered,orwhenaconfigurationfilestoredontheswitchis
executed,theconfigurationissavedtoNVRAMautomaticallyatthefollowingintervals:
•Onastandaloneunit,theconfigurationischeckedeverytwominutes
andsavediftherehas
beenachange.
•Onastack,theconfigurationissavedacrossthestackevery30minutesiftherehasbeena
change.
IfyouwanttosavearunningconfigurationtoNVRAMmoreoftenthantheautomaticintervals,
executethesaveconfigcommandandwaitforthe
systemprompttoreturn.Aftertheprompt
returns,theconfigurationwillbepersistent.
Youcanchangethepersistencemodefrom“auto”to“manual”withthesetsnmppersistmode
command.Ifthepersistencemodeissetto“manual,”configurationcommandswillnotbe
automaticallywrittentoNVRAM.Althoughtheconfigurationcommandswill
activelymodifythe
runningconfiguration,theywillnotpersistacrossaresetunlessthesaveconfigcommandhas
beenexecuted.
Purpose
Tosetand viewthepersistencemodeforCLIconfigurationcommands,manuallysavethe
runningconfiguration,view,manage,andexecuteconfigurationfilesandimagefiles,andsetand
viewTFTPparameters.
Commands
Note: When your device is configured for manual SNMP persistence mode, and you attempt to
change the boot system image, the device will not prompt you to save changes or warn you that
changes will be lost.
For information about... Refer to page...
show snmp persistmode 3-40
set snmp persistmode 3-40
save config 3-41
dir 3-41
show file 3-42
show config 3-43
configure 3-44
copy 3-45
delete 3-46
show tftp settings 3-46
set tftp timeout 3-47