High Quality Content by WIKIPEDIA articles! Truphone is a mobile communications operator that provides VoIP/internet telephony mobile applications as well as a SIM-based product called Truphone Local Anywhere, principaly aimed at persons who travel and/or have an international lifestyle. The Truphone VoIP applications provides Symbian software and a network infrastructure that allows people to make telephone calls and send SMS text messages over the internet from WiFi-enabled Nokia Series 60 smartphones. A version for the Apple iPhone was released in July 2008, and later on BlackBerry, Android, iPod Touch and iPad. Calls and SMS texts to other online Truphone users are free, and calls or texts to other numbers are chargeable. Truphone uses the Session Initiation Protocol (SIP) open standard, which competes with other VoIP standards such as UMA and proprietary protocols such as the Skype protocol.

Данное издание не является оригинальным. Книга печатается по технологии принт-он-деманд после получения заказа.