In telecommunications the automatic call-back is a computer telephone function which allows the user by the engaged addressee’s line or in the other case of the subscriber’s inaccessibility indicating the system to save the number of the called subscriber and make the call when the line will be available or when the called number is not engaged.
Voice Stream Data is a global communcations company specializing in VoIP (Voice Over Internet Protocol) telephony services. Voice Stream Data's founders and company operators are Data, VoIP and Software engineers with over 20 years experience in int
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