View Image

Ozeki .NET SDK to develop Silverlight SIP softphone using Javascript for adding it to web applications to make web to SIP voice calls. The sample program is based on the MediaGateway SDK that is the part of Ozeki SIP SDK. It makes it possible to improve the webphone since it allows to make SIP voice/video calls, to develop own softphone, IVR applications, Silverlight/Flash text/voice/video chat programs, supports web-to-web voice and video calls. Ozeki SIP SDK provides the background for the call establishment between two webphone clients. This sample program shows how to get a GUI with the use of the HTML tools instead of Silverlight tools. Ozeki SIP SDK offers various products and possibilities: Softphone, VoIP client applications: Dialers, Call assistant, Call center clients, Call center servers, PBX systems, IVR systems, Webphone solutions, Conferencing systems, Voice recording systems, VoIP tunneling systems, Security monitoring systems, Mobile communication systems. Tools: SIP protocol implementation, RTP implementation, RTCP implementation, Audio device support (mic, speaker), Audio encoding / decoding (audio codecs), Voice quality improvement tools (AEC, AVG, NR, Jitter buffer), Video device support (camera and playback), Video encoding / decoding (video codecs), Implemented network communication protocols: UDP, TCP, Implemented firewall passthrough (STUN, TURN), Implemented file formats (mp3, wav, avi). Capacity: multiple lines & calls. It ensures compatibility with almost all PBX systems like Asterisk PBX, Cisco UCM, 3CX Phone System, Kamailio PBX, etc. Ozeki SDK also works with almost all VoIP service providers (Skype Connect, Gafachi, Callcentric, SureVoIP, VoIPtalk, etc.) due to that it is fully standard compliant. After an Ozeki SIP SDK .Net license has been purchased you can feely use the license with your product and may freely distribute your product in as many copies as you want and no royalties or license fees are needed to be paid for Ozeki