Node.js

Create the project

Make a directory for your application, cd into the directory and then use the Node.js package manager npm to create a package.json file for your application's dependencies:

mkdir myapp cd myapp npm init

Press [Enter] to accept each of the defaults.

Then, install the express web application framework, express-ws and WaveFile packages:

npm install express express-ws wavefile

Play Audio into a WebSocket

Learn how to connect an inbound Voice API call to a WebSocket, then play audio with JavaScript.

Available on:
Node.js
Steps
1
Introduction to this task
2
Prerequisites
3
Buy a Vonage number
4
Create a Voice Application
5
Link a Vonage number
6
Create the project
7
Write your answer webhook
8
Write your event webhook
9
Create the WebSocket
10
Test your application
11
What's next?