High Availability Architecture
May 21, 2015 · Backend Development
Understanding Instant Messaging (IM) Architecture, Protocol Design, and Real‑Time Web Chat Implementation
This article explains the fundamentals of instant messaging, its system characteristics, protocol layers (application, security, transport), practical protocol examples, and a detailed real‑time web chatroom design using HTTP long‑polling and backend architecture considerations.
Instant MessagingReal-time Communicationbackend architecture
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