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.
Spadana Corporation was founded in 1997 by leading technology consultants in the sphere of networking and database industries. Since its beginning, Spadana Corporation has established itself as the leading provider of Voice-over-IP and networking solution
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