CHAPTER 3
Router Physiology 101
Technology, i.e., The Science of Trades
—Johann Beckmann, German chemist and economist who coined the word in 1772
Communicating devices send information to each other. This chapter explores the role of routers in facilitating this transfer of information. It gives an overview of network signaling and ends on the note that routers need to exchange messages between themselves for successful forwarding and delivery of messages (cargo) to the end-point communicating devices.
A router is a networking device that forwards network packets from one network of interconnected communicating devices to another network. Two ...
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