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.
Our mission is to provide the world with quality service, the best alternatives of communication, at a regional, national or international level, "THE OPTION FOR COMMUNICATIONS".Universal Phone Systems, Inc., was founded with the goal to implement differe
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