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Sep 6, 2024 · Frontend Development

WebRTC Deep Dive: Core Concepts, Connection Flow, and a Simple Signaling Server

This article explores WebRTC’s fundamental architecture, detailing PeerConnection terminology, core methods and events, various connection strategies—including local network, STUN, and TURN—and walks through the complete signaling and ICE exchange process, culminating in a step‑by‑step Node.js WebSocket signaling server implementation with full code examples.