The communication features include information on how your application can send data to networks and other applications, and receive data back from them.
The main communication features are:
Enables you to send and receive data between Web sites and through a message channel.
Enables you to connect to the socket server, and send and receive data.
Enables you to use cross-origin resource sharing (CORS) to request and send data of various content types, and to monitor the operation progress.
Server-Sent Events in mobile and TV applications only
Enables you to exchange push data with the server.