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NEAX2400 IPX Feature Programming Manual
Page 406 NDA-24297, Issue 1
I-20 Immediate Ringback Tone
I-20 Immediate Ringback Tone
General Description
IMMEDIATE RINGBACK TONE will be heard by the caller immediately upon determination by the system that
the called station is idle. IMMEDIATE RINGBACK TONE is connected, even if the call occurs during the OFF
portion of the ringing cycle.
Operating Procedure
When a station calls another station or Attendant
1. The station goes off hook, hears dial tone, and dials the desired station or Attendant.
2. IMMEDIATE RINGBACK TONE is returned.
When an Attendant calls another station or Attendant
1. The Attendant presses an idle loop key and dials the desired station or Attendant.
2. IMMEDIATE RINGBACK TONE is returned.
When a trunk is connected to a station or Attendant
1. The calling party will hear IMMEDIATE RINGBACK TONE when the source of the ringback tone is the
NEAX2400 IPX, as is the case on DID and TIE Line calls.
Service Conditions
The initial ringback tone is a brief burst, after which the system resynchronizes the ringback tone with the ringing
cycle.
Programming
ASYD - System Data 1, Index 27, Bit 7. Assign data “1”.