Allied Telesis AT-S20 - Manual (Page 17)

AT-S20 User’s Guide
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To set your switch to the factory defaults, do the following:
Warning
This operation deletes existing switch configurations.
1. Attach a terminal or PC to the RS232 port located on the front
panel of the switch and start the terminal emulation program.
2. Press RESET located on the right side of the switch’s front panel.
3. Immediately press any key when you see Hit any key to run
diagnostics or to reload system software . A menu
then displays.
4. Select D from the menu. The following warning message displays:
WARNING: This will erase all current
configuration data!
Continue? Y/N
5. Select Y .
The system displays: All configuration data has
been reset to factory default values .
6. Press B to boot the switch software.