Cisco IOS XE
Cisco IOS XE is a modern, modular network operating system designed for Cisco enterprise networking devices, such as routers and switches. It builds upon the traditional Cisco IOS (Internetwork Operating System) by offering enhanced scalability, programmability, and service integration through a Linux-based kernel. This platform supports features like software-defined networking (SDN), automation via APIs, and containerized applications for improved network management and flexibility.
Developers and network engineers should learn Cisco IOS XE when working with Cisco enterprise networking hardware, as it is the standard OS for many modern Cisco devices, enabling configuration, monitoring, and automation. It is essential for roles involving network infrastructure, cloud integration, or DevOps in Cisco environments, particularly for implementing automation with tools like Ansible or Python scripts via its RESTCONF/NETCONF APIs. Use cases include deploying scalable campus networks, managing WANs, or integrating with SD-WAN solutions.