Call explained

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Simplified call flow 1.0.png
  • Duration - the time from when the caller enters the number until the end of the call.
  • Billsec - the time from when the callee answers until the end of the call.
  • Post Dial Delay (PDD) - The time between punching in the last digit (or Dial button) of a telephone number and receiving a ring or busy signal.

Simple call times.png

See also

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