Now it’s time to get a bit deeper in the trenches by configuring that same Ubuntu server to serve up DHCP addresses. You might think this is a difficult setup, but it’s not. And many might be asking “Why do this when my router does the trick?” More here

Most routers do a good job of serving up DHCP addresses. But there are times when those routers aren’t as configurable as we’d like them. Or maybe you want your DHCP server/router to also act as a much stronger firewall than what a standard router can handle.