2N Analogue GSM gateway 2N EasyGate - Manual, 1575 v1.1.0.2 - Manual (Page 15)

Description 2.1
15
Telephone Line Tones – Operational Tones
The GSM gateway sends tones to the telephone line to indicate the line status. The
tone frequency is 425 Hz.
Dial tone
„ continuous or morse A
„ EasyGate is registered to GSM network and ready to receive dialing.
Ringing tone
„
„ The called subscriber's telephone is ringing.
„ The GSM network transmits this tone.
Busy tone
„
The busy tone is transmitted in any of the following cases:
„ The SIM card has not been installed.
„ EasyGate is logged-out.
„ EasyGate is logged-in to a foreign network but roaming is disabled.
„ The called number has too many digits (more than 30).
„ The called number is barred.
„ The called subscriber line is busy.
„ The called subscriber has hung up (disconnection).
Dialing end signaling
„
„ Dialing reception has been terminated. Connection is being established.
PIN tone
„
„ Enter the PIN code.
„ This tone is transmitted upon power up if the PIN has to be entered manually.