Basic Journey of a Packet

The purpose of this introductory article is to take a basic look at the journey of a packet across the Internet, from packet creation to switches, routers, NAT, and the packet's traverse across the Internet. This topic is recommended for those who are new to the networking and security field and may not have a basic understanding of the underlying process. ('Basic journey of a packet')

TCP/IP is a boring topic full of detailed explanations that you ask yourself 'So What?'. If you are a new comer, you should oblige yourself to learn it; So you must start from somewhere and this is an elementary somewhere!