There are also other functions which can be controlled remotely (desktop phones only):
Remote Dialing: http://192.168.0.66/command.htm?number=NUMBER&outgoing_uri=URI Remote Ringtone Playing: http://192.168.0.66/line_login.htm?PLAY_RINGER:X=+Ringer(X=1..9) Remote Reset: http://192.168.0.66/advanced_update.htm?reset=Reset Remote Firmware Upgrade: https://192.168.0.66/dummy.htm?swload=load&firmware=firmwareURL Fix the line-info-layer for screen.bmp (820/21): http://192.168.0.66/command.htm?FIX_LIL=true