(host) # boot config-file <backup configuration filename>3. Execute theshow image versioncommand to view the partition on which your pre-upgrade ArubaOS version is stored.(host) #show image versionYou cannot load a new image into the active system partition.4. Set the backup system partition as the new boot partition.(host) # boot system partition 15. Reboot the Mobility Master or managed device.(host) # reload6. When the boot process is complete, verify that the Mobility Master or managed device is using the correct ArubaOS version.(host) # show image versionBefore Calling Technical SupportProvide the following information when you call the Technical Support:nThe status of installation (new or existing) and recent changes to network, device, or AP configuration. If there was a configuration change, list theexact configuration steps and commands used.nA detailed network topology including all the devices in the network with IP addresses and interface numbers.nThe make and model number of the wireless device and NIC, driver date, version, and configuration of the NIC, and the OS version including anyservice packs or patches.nThe logs and output of theshow tech-supportcommand.nThe syslog file at the time of the problem.ArubaOS 126.96.36.199| Release NotesUpgrade Procedure |32
33| Upgrade ProcedureArubaOS 188.8.131.52 | Release NotesnThe date and time when the problem first occurred. If the problem is reproducible, list the exact steps taken to re-create the problem.nAny wired or wireless sniffer traces taken during the time of the problem.nThe device site access information.