2N EasyGate PRO User Manual page 9

Telephone Line Tones – Operational Tones
The GSM (UMTS) gateway sends tones to the telephone line to indicate the line status. Following
part describes the factory default setting. The tone frequency is 425 Hz.
Dial tone
• continuous or morse A
• EasyGate is registered to GSM (UMTS) network and ready to receive dialing.
Ringing tone
•
• The called subscriber's telephone is ringing.
• The GSM (UMTS) network transmits this tone.
Busy tone
•
The busy tone is transmitted in any of the following cases:
• The SIM card has not been installed.
Dual SIM version – front panel
User Guide 2N® EasyGate PRO
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