Readings: Socket.io

WebSocket

• WebSocket is a computer communications protocol, providing full-duplex communication channels over a single TCP connection.
• The WebSocket protocol was standardized by the IETF as RFC 6455 in 2011
• The WebSocket API in Web IDL is being standardized by the W3C.
• WebSocket is distinct from HTTP. Both protocols are located at layer 7 in the OSI model
• Unlike HTTP, WebSocket provides full-duplex communication.

Difference Between WebSocket vs Socket.io

• It is the communication Protocol which provides bidirectional communication between the Client and the Server over a TCP connection
• WebSocket remains open all the time so they allow the real-time data transfer.