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Telecom North America (Telna) was founded in March 2002 by Jean Gottschalk and Herve Andrieu. Telna partnered with 3U Telecom AG, a German long-distance telephone provider, to launch its US subsidiary, incorporated in Nevada, on March 27, 2002.
This is a list of all devices running Microsoft's Windows Phone 8.1 operating system. In addition to existing Windows Phone 8 partners HTC, Samsung and Huawei, Gionee, JSR, Karbonn, LG, Lenovo, Longcheer, XOLO, and ZTE signed on to create Windows Phone 8.1 devices in early 2014.
The caller, but not the called party, downloaded and used the app to make calls. [5] Apps were available for Android, iOS, and Windows Phone. Ringo launched in 2014 and was available for use in many countries, though not all supported all three calling methods:- callout, callback and WiFi. [6] Calls could be made to mobile and landline phones ...
Windows 8 — Windows 8: Often incorrectly referred to as Jupiter, Midori and Chidori. Jupiter is the application framework used to create "immersive" apps for Windows 8, and Midori was a separate, managed code operating system. (see below) [56] [57] [58] Windows Server "8" — Windows Server 2012 — [59] Blue — Windows 8.1 — [60] Windows ...
A typical low-cost webcam (a Microsoft LifeCam VX-3000) for use with many popular video-telecommunication programs (2009). This list of video telecommunication services and product brands is for groupings of notable video telecommunication services, brands of videophones, webcams and video conferencing hardware and systems, all related to videotelephony for two-way communications with live ...
TextFree (formerly called Pinger and sometimes stylized as textfree) is a mobile application and web service that allows users to send and receive text messages, as well as make and receive VoIP phone calls, for free over the internet. The service costs nothing because it is supported by ads, but users have the option of paying for an ad-free ...
Windows Phone 8.1 is the third generation of Microsoft Mobile's Windows Phone mobile operating system, succeeding Windows Phone 8. Rolled out at Microsoft 's Build Conference in San Francisco , California on April 2, 2014, it was released in final form to Windows Phone developers on April 14, 2014 and reached general availability on August 4, 2014.
For call signaling it employs the Session Initiation Protocol (SIP). [2] It also features direct IP-to-IP calls. Media streams are transmitted via the Real-time Transport Protocol (RTP) which may be encrypted with the Secure Real-time Transport Protocol (SRTP) and the ZRTP security protocols.