post dial delay


Also found in: Acronyms.

post dial delay

The time between punching in the last digit of a telephone number and receiving a ring or busy signal.
References in periodicals archive ?
Minacom's PowerProbe 6000 IVR Test Agent measures a wide range of analog and IP impairments, including noise, echo, delay, packet loss, call volume, jitter and loss, as well as a complete array of connectivity metrics including Post Dial Delay (PDD), Answer Seizure Ratio (ASR), and Dial-Tone Delay (DTD).
Test calls use Minacom's award-winning VoIP testing technology to measure over 40 service quality measurements including speech quality (MOS), speech power, loss, distortion, clipping and noise, call connectivity metrics such as Post Dial Delay (PDD), as well as dual-tone multi-frequency (DTMF / Touch Tone) transparency.
Eagle added, "NECI's product and expertise allow us to ensure everything from voice quality, connectivity to all sites in our network, dial tone delay, post dial delay and tone transmission across our network on a 24 hour 7 day a week basis.
This delivers unmatched economy and quality in terms of call completion rate and Post Dial Delay (PDD).
The Data Access network has achieved excellent results on call quality control tests, including mean opinion scores (MOS), post dial delay (PDD) and call completion rates (CCR).