Asterisk based web real time communication Advisor : Lian-Jou Tsai Student : Jhe-Yu Wu.
-
Upload
lee-parrish -
Category
Documents
-
view
223 -
download
0
Transcript of Asterisk based web real time communication Advisor : Lian-Jou Tsai Student : Jhe-Yu Wu.
Outline• Motivation• Abstract• Telephony Technology
• PSTN• VoIP
• Application• Asterisk• WebRTC
• System Design• Conclusion• Reference
Motivation
• How to integrate brand new real time communication technology like WebRTC into SIP and PSTN?
Abstract
• This study is aimed to integrate new telephony technology like WebRTC with VoIP.
• The following slides will introduce telephony technology including PSTN and VoIP.
• The system design will show at the end of the presentation.
Asterisk
• Asterisk designed to support many telephony technologies
• It powers IP PBX systems, VoIP gateways, conference
servers
• The Asterisk application runs under the Linux operating
system
WebRTC
WebRTC is a open project
that enables web browsers with
Real-Time Communicationscapabilities
via simple Javascript APIs.
WebRTC
• MediaStream : get access to data streams, such as from the user's camera and microphone.
• RTCPeerConnection : audio or video calling, with facilities for encryption and bandwidth management.
• RTCDataChannel : peer-to-peer communication of generic data.