SonicWallSonicOS6.2
UpgradeGuide
1
SonicWall™SonicOS6.2UpgradeGuide
July2017
ThisUpgradeGuideprovidesinstructionsforupgradingyourSonicWall™networksecurityappliancefrom
SonicOS6.1firmwareorapreviousversionofSonicOS6.2tothelatestversionofSonicOS6.2 .
Thisguidealsoprovidesinformationaboutimportingtheconfigurationsettingsfromanappliancerunning
SonicOS5.8,5.9,6.1,or6.2to
anappliancerunningSonicOS6.2.SeeImportingConfigurationSettingsfor
detailsabouttheplatformsandfirmwareversionssupported.
Topics:
• ObtainingtheLatestSonicOSFirmware
• CreatingaSystemBackupandExportingYourSettings
• UpgradingFirmwarewithCurrentSettings
• UpgradingFirmwarewithFactoryDefaultSettings
• UsingSafeModetoUpgradeFirmware
• AboutUpgradingand
VPNTunnels
• ImportingConfigurationSettings
• SonicWallSupport
CAUTION:OnaSuperMassive™9800,youmightneedtoupdatetheChassisOSandFailSafeversions
priortoinstallingSonicOS6.2.1.3,6.2.1.4,6.2.7.7,orhigher.YoucanviewtheChassisOSandFailSafe
versionsinSafeMode.SeetheSonicOS6.2.1.xor6.2.7.7ReleaseNotesforrequiredversions.Please
contactSonicWallTechnicalSupportbefore
upgradingyourSuperMassive9800applianceifthese
versionsareoutofdate.
NOTE:StartinginSonicOS6.2.5.0,allSonicOSdefaultcertificatesareupdate dto2048‐bit/SHA‐256
encryption,excepttheDefaultSonicWallDPI‐SSLCAcertificatewhichisupdatedstartinginSonicOS
6.2.5.1.Afterupgradingyourapplianceto6.2.5orhigher,dooneorbothofthefollowingtoreplacethe
older1024
‐bitcertificateswiththenewones:
• NavigatetotheSystem>Administrationpage,scrolldowntoWebManagementSettings,andclick
theRegeneratecertificatebutton.Thisregeneratesthe self‐signedHTTPSmanagementcertificate.
• NavigatetotheSystem> Settingspage,clickExportSettingstosaveacopyofyourconfiguration
settings,andthenclicktheBooticonforCurrentFirmwarewithFactoryDefaultSettings.Thiswill
regeneratealldefaultcertificates.Aftertherestart,clicktheImportSettingsbuttontoimportyour
settingsandreturntoyourpreviousconfiguration.