Extreme Networks Summit WM Maintenance Manual page 19

NOTE
You must use the serial connection to the Summit WM20 Controller to back up the V4R2 image.
NOTE
The procedure starts with a reboot.
To back up the existing V4R2 image on the Summit WM20 Controller:
1 Enter the Rescue mode.
To enter the Rescue mode:
a Use the serial port of the Summit WM20 Controller to connect to the console.
NOTE
To enter the Rescue mode, you must connect to the serial port. You can not enter the Rescue mode by
connecting to the ESA ports, or management/ETH0 port.
b Reboot the Summit WM Controller. The following menu appears during the reboot process
.
c Select Controller Rescue, and then press Enter. The first repairFS script runs after the OS
initialization.
NOTE
The above process may take several minutes. You must not reboot the system. After the filesystem check is
completed, the main rescue menu is displayed.
Rescue AC Start-up Menu. Use with extreme caution.
1) Force system recovery
2) Create System Backup Image
3) Display Backup Images
4) FTP Menu
Summit WM Maintenance Guide, Software Version 5.3
19