DHCP DORA: How a Device With No IP Gets One in Four Messages

This hands-on lab tutorial explains the DHCP DORA exchange (Discover, Offer, Request, Ack) that lets a machine with no IP address obtain one. It covers broadcast communication, lease times, and the roles of ports 67 and 68. The lab is part of a free series for learning networking protocols by building and breaking them in a container environment.