Call duration

Call duration

In telecommunications, the term call duration has the following meanings:

# In telephone systems, the time between (a) the instant a circuit, "i.e.," off-hook condition at each end, is established between the call originator and the call receiver and (b) the instant the call originator or the call receiver terminates the call.
# In data transmission, the duration of the information transfer phase of an information transfer transaction.

Source: from Federal Standard 1037C


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