What Is a Router?

March 20, 2023

A router is a physical or virtual gateway that passes data between two (or more) packet-switched networks. Routers inspect the IP addresses of each packet and calculate the optimal way for the data to reach its desired destination. Routers operate at the network layer (Layer 3) of the OSI model.

Anastazija is an experienced content writer with knowledge and passion for cloud computing, information technology, and online security. At phoenixNAP, she focuses on answering burning questions about ensuring data robustness and security for all participants in the digital landscape.