Busy Lamp Field (BLF)
Allows users tracking the condition of the other telephone or the subscriber, for example, there will appear a signal on the screen of the telephone device informing that the subscriber is on the line and is temporarily unavailable.
System integration is the way of putting together all the smaller parts called „subsystems” into one big system and ensuring that everything functions successfully together as a system.
Divine IT Limited
End to End Voip Solution provider. Core4Switch, Core4voip Dialer & Core4secure Billing
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