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.
Telecom Call Center services are based on SIP platform for access and Class 4 Switch for multiprotocol interconnections with all major fixed and mobile operators from Romania and worldwide.
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