In the world of computers and networks, a protocol is an agreed-upon set of rules or procedures for transferring data between different devices. When two computers use the same protocol to communicate, it means they’ve agreed to use the same structure for the data they are exchanging, and that they will follow the same steps […]

The Internet is a network of computer networks that uses the same computer networking language (or protocol), TCP/IP. Before the wide adoption of TCP/IP as a common language that most computer systems understood, many computer networks used proprietary protocols owned by specific corporations. In practical terms, this meant that you could only communicate with the other