Ring Network
A ring network is a network topology where each node connects exactly to two other nodes, forming a single continuous pathway for signals through each node in a ring or circular structure. Data travels in one direction around the ring, passing through each node until it reaches its destination, often using a token-passing mechanism to control access and prevent collisions. This topology is commonly used in local area networks (LANs) and telecommunications systems for its simplicity and deterministic performance.
Developers should learn about ring networks when designing or troubleshooting network architectures, especially in scenarios requiring predictable data transmission and minimal collisions, such as in industrial control systems, token ring LANs, or fiber distributed data interface (FDDI) networks. It's useful for understanding network fundamentals, performance optimization in closed-loop systems, and legacy system maintenance where this topology is still employed.