Tadiran Telecom Aeonix T200M Series, User Manual

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Appendix B: Tones 269 T200M Series User Guide
Distinctive Dial Tone
(DDT) Defined system-wide, this tone indicates that certain features are in use at your
phone. For example, when you have programmed your phone not to receive calls
(with Call Forward All or Do Not Disturb), a DDT will be heard each time you lift
the handset. DDT is also heard between patterns of digits when dialing certain
features, for example, Account Code feature. If the following features are applied
at your telephone, the distinctive dial tone is heard when the handset is lifted:
• Call Forward All
• Call Forward All External
• Do Not Disturb
• Messages Waiting
• Secondary COS
Key Click When defined for the phone, a tone heard when pressing any key on the dial pad.
Reorder Tone You hear this tone at your phone if:
• You try to access a denied feature or misdial
• You have stayed off-hook for too long before dialing or dial completion
• The station that you called does not answer in time. Perform on-hook and call
again later
• The station that you called is in Do Not Disturb mode
Ringback Tone Tone is heard when the destination you have dialed is ringing.
Second Ringback Tone Tone that the calling party hears indicating that the called party is currently busy.
When the called party disconnects, the waiting call will be the next one ringing to
the destination.
Tone Description