Allows subscribers being automatically transferred to the additional line without the intervention of the operator/registrar.
Auto-attendant also allows the subscriber making connection with the operator, dialling the number “0”. The auto-attendant usually introduces a business telephone system, for instance, mini-ATC.
The SIPMarket Trade System allows to make phone calls via the Internet at wholesale prices. The intellectual system for choice of an operator automatically forms a list of the most profitable gateways for the requested destination at every call. Moreover,
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