The router operating system is a piece of software responsible for managing the router resources by controlling and allocating memory, prioritizing system requests and processes, controlling I/O devices and managing file systems. The most two famous router operating systems are Cisco IOS and Juniper JUNOS.

What is Router and how it works?

A router is a networking device that forwards data packets between computer networks. Routers perform the traffic directing functions on the Internet. … Then, using information in its routing table or routing policy, it directs the packet to the next network on its journey.

What is router used for?

A router helps you connect multiple devices to the Internet, and connect the devices to each other. Also, you can use routers to create local networks of devices. These local networks are useful if you want to share files among devices or allow employees to share software tools.