Upgrade

This section describes how to upgrade the system software through the web system.

Context

To upgrade the system software of a device, you need to upload upgrade files to the device, specify files for next startup, and restart the device to make the upgrade files take effect. The web system allows you to upgrade the system software on the GUI, simplifying the upgrade operations and improving efficiency.

NOTICE:

Ensure that the configurations are saved before you upgrade the system software.
Do not power off the device during the upgrade.
It takes a long time to upload system software to the device; therefore, before upgrading the system software, choose Maintenance > System Maintenance > System > System Info and set HTTP timeout interval (min) to 60 minutes.
The system software and configuration file are for reference only. The actual output information may differ from the preceding information.

Procedure

Prepare for a parent upgrade.

Choose Maintenance > System Maintenance > Upgrade and click the Parent Upgrade Preparations tab, .

Table 1 describes the configuration items on the displayed page.

**Table 1** Parent Upgrade Page
Item	Description
Upload File
File name	Selects the file to be uploaded.
Upgrade File
System File	Selects the system file to be loaded.
Patch File	Selects the patch file to be loaded.
Version	Information about parent system file is displayed on the page, including: Current system file Next startup software Current patch file Version

Click and select the required upgrade file.
Click Upload to upload the upgrade file.
Click Load to finish the parent system file configuration.

Prepare for an AS upgrade.

Choose Maintenance > System Maintenance > Upgrade and click the AS Upgrade Preparations tab,

Table 2 describes the parameters on the page.

**Table 2** **AS Upgrade Preparations**
Item	Description
Upload the Upgrade File to the Parent	Allows you to select the upgrade file to be uploaded. You can upload the locally stored upgrade file to the parent.
Configure the FTP Account Used to Load the Upgrade File on the AS	Configures the FTP account and password.
Load the Parent's Upgrade File to the AS	Allows you to select the required upgrade file and patch file based on the AS type. To load files of the parent to the AS or unload files from the AS, click Load or Uninstall.

Click and select the required upgrade file.
Click Upload to upload the upgrade file.
Configure the FTP account and password used to upload the upgrade file of an AS and click Apply.
Select the required upgrade file and patch file based on the AS type and click Load.
In the dialog box that is displayed, click OK.

Perform the upgrade.
1. Choose Maintenance > System Maintenance > Upgrade and click the Upgrade Execution tab,
2. Select the device to be upgraded and click Upgrade. Click Save and Restart in the displayed dialog box.
  The device will restart automatically for the upgrade.
  
  NOTE:
  To upgrade all devices, click Upgrade All.