: The "addressing" protocol. It ensures data packets find their way to the correct destination using IP addresses.
: Sites like O'Reilly Media or Coursera often provide access to these texts.
: The "reliable" protocol. It ensures that data arrives in the correct order and without errors. If a packet is lost, TCP asks for it to be resent.
: The "fast" protocol. Unlike TCP, it doesn't check if data arrived. This is used for video streaming and gaming where speed is more important than perfect accuracy.
Network protocols are formal sets of rules and conventions that govern how devices on a network exchange data. Without them, a computer would not know how to "talk" to a server or another PC, regardless of the physical connection. Key Books to Look For
: The application protocols used for browsing the web.
: The "phonebook" of the internet that turns website names (google.com) into IP addresses. Where to Find These Resources To find these books legally and safely:
: A popular university textbook that explains networking starting from the applications we use (like the web and email) down to the physical wires.