Computer Network Basics Questions Medium
A ring topology is a type of computer network configuration where the devices are connected in a circular manner, forming a closed loop. In this topology, each device is connected to exactly two other devices, one on either side, creating a continuous ring-like structure.
In a ring topology, data is transmitted in a unidirectional manner, flowing in one direction around the ring. When a device wants to transmit data, it passes the data to the next device in the ring until it reaches the intended recipient. Each device in the ring receives the data and then forwards it to the next device until it reaches the destination.
One advantage of a ring topology is that it provides equal access to all devices in the network, as each device has the same opportunity to transmit data. Additionally, the ring topology is relatively easy to install and expand, as new devices can be added by connecting them to the existing ring.
However, a major drawback of the ring topology is that if a single device or connection in the ring fails, the entire network can be disrupted. This is because the data transmission relies on the continuous loop, and any break in the ring can cause the network to fail. To mitigate this issue, some ring topologies incorporate a dual-ring configuration, where data can be rerouted in case of a failure.
Overall, a ring topology is a network configuration that forms a closed loop, allowing devices to communicate by passing data in a unidirectional manner.