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Wi-Fi Calling

Wi-Fi Calling Part of: GS-III- S&T-Cellular technology (PT-MAINS-PERSONALITY TEST) What is Wi-Fi Calling? Wi-Fi Calling is a High Definition (HD) voice service that uses a High Speed Internet connection to let you make and receive calls over a Wi-Fi network. Wi-Fi itself operates on a series of standards established by the IEEE and the Wi-Fi Alliance. The simplest way to make a Wi-Fi call is through a VoIP (Voice over Internet Protocol) system. It works by reaching a carrier ov

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