How to Upgrade the Symantec ProxySG or Symantec Advanced Secure Gateway (ASG) Via the GUI Management Console
For instructions upgrading through the Command line, please see: Upgrade ProxySG or Advanced Secure Gateway via command line interface
In order to upgrade the ProxySG or ASG via GUI, make sure to follow these guidelines:
In the ProxySG or ASG Management Console under Maintenance Tab > Upgrade > Systems tab, it displays the five available systems. Empty systems are indicated by the word Empty.
The system currently running is highlighted in blue and cannot be replaced or deleted.
From this screen, you can:
This setting allows you to select the system to be booted on the next software/hardware restart. When a new system is uploaded, it is set as the default boot system automatically. If a
system fails to boot, the next most recent system that booted successfully becomes the default boot system.
Any system can be locked, except a system that has been selected for replacement. If all systems, or all systems except the current system are locked, the ProxySG appliance cannot upload a new system. If a system is locked, it cannot be replaced or deleted unless by CLI with verification of delete and unlock(below)
You can specify the system to be replaced when a new system is downloaded. If no system is specified, the oldest unlocked system is replaced by default. You cannot specify a locked system for replacement.
You can delete any of the system versions except the current running system. A locked system must be unlocked before it can be deleted. If the system you want to delete is the default boot system, you need to select a new default boot system before the system can be deleted. You cannot delete a system version through the Management Console; you must
use the CLI:
How to Remove an SGOS Image from the ProxySG or Advanced Secure Gateway
Upgrade ProxySG or Advance Secure Gateway via command line interface