Description
Vilius Stanislovaitis (IDV. Nr. 677529) How to Start a VoIP Business by Vilius Stanislovaitis
How to Start a VoIP Business is the first book which explains in plain English how to become a VoIP provider and start different services based on a VoIP technology. This simple sixstage guide will give you the knowhow of launching services such as mobile VoIP callback calling cards call shops residential VoIP virtual PBX SIP trunking wholesale transit call origination and call termination.show more