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.
NTC is dedicated to providing the best in affordable Internet Telephony technology for enterprises.From the wide variety of VOIP solutions available today, the one you select depends on the size of your business, the level of networking expertise availab
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