Chapter 2. Making a Standalone WebRTC Communication Client
The objective of this chapter is to make a simple WebRTC client and server module that bypasses a centralized server and, instead, makes a direct peer-to-peer connection between browsers through a Session Initiation Protocol (SIP) proxy server. The aim is to connect a WebRTC client to another WebRTC client using SIP over WebSocket as the signaling protocol. In this chapter, we will study the following three prime ways of making SIP WebRTC calls:
- WebRTC to WebRTC call through a public cloud-hosted, WebRTC-capable SIP server, such as SIP2SIP
- WebRTC to WebRTC call through a locally hosted, WebRTC-capable SIP server, such as OfficeSIP
- WebRTC call to SIP phone through a WebSocket gateway and SIP ...
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