Ubiquiti Networks airGateway - Manual (Page 4)

Bottom
Mounting
Tabs
Reset
Reset
Ext
Reset Resets the airGateway to factory defaults. To reset the
airGateway, press and hold the Reset button for more than five
seconds while the airGateway is powered on.
Reset Ext Resets the airMAX ® CPE device connected to
the airGateway to factory defaults. To reset the airMAX
device, press and hold the Reset Ext button for more than five
seconds while the airMAX device is powered on.