Configuring WebSockets behind an AWS ELB

How to configure WebSockets behind an AWS ELB?

This guide walks you through the process of creating a web application such as “Chatbots” that passes the messages between browser and server. WebSocket is a protocol for creating a fast-two-way channel between a web browser and a server. It is a very thin, lightweight layer above TCP, this makes it suitable to use “sub-protocols” to embed messages. In this guide, we’ll see the configuration of WebSockets behind an AWS ELB which helps to create an interactive chat application.

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