IOS (Internetwork Operating System)

Internetwork Operating System (IOS) is a software platform developed by Cisco that runs on their networking devices, such as routers and switches. It manages network operations and allows devices to communicate with one another. IOS provides the necessary tools for configuring, managing, and securing networks. Users interact with it through a command-line interface, where they can enter commands to control the hardware and manage network settings. Essentially, IOS is the foundation that enables efficient data transfer across the internet and facilitates networking functionality in various environments.