Maintenance and Support This chapter describes operations related to appliance maintenance and support. In This Chapter n Viewing System Information n Software Versions n Upgrading Appliance Software n Backing Up Appliance Configuration Files n Restoring a Backup to an Appliance n Viewing Configuration History n Disk Management n Synchronizing Appliance Configuration n Putting the Appliance in System Bypass Mode n Broadcasting CLI Commands n Testing Link Integrity n Erasing Network Memory n Rebooting or Shutting Down an Appliance n Scheduling an Appliance Reboot n Scheduling QoS Map Activation n Managing Tech Support Files n Logging in to the Support Portal