Book Image

Mastering Ubuntu Server - Fourth Edition

By : Jay LaCroix
4.8 (6)
Book Image

Mastering Ubuntu Server - Fourth Edition

4.8 (6)
By: Jay LaCroix

Overview of this book

Ubuntu Server is taking the server world by storm - and for a good reason! The server-focused spin of Ubuntu is a stable, flexible, and powerful enterprise-class distribution of Linux with a focus on running servers both small and large. Mastering Ubuntu Server is a book that will teach you everything you need to know in order to manage real Ubuntu-based servers in actual production deployments. This book will take you from initial installation to deploying production-ready solutions to empower your small office network, or even a full data center. You'll see examples of running an Ubuntu Server in the cloud, be walked through set up popular applications (such as Nextcloud), host your own websites, and deploy network resources such as DHCP, DNS, and others. You’ll also see how to containerize applications via LXD to maximize efficiency and learn how to build Kubernetes clusters. This new fourth edition updates the popular book to cover Ubuntu 22.04 LTS, which takes advantage of the latest in Linux-based technologies. By the end of this Ubuntu book, you will have gained all the knowledge you need in order to work on real-life Ubuntu Server deployments and become an expert Ubuntu Server administrator who is well versed in its feature set.
Table of Contents (26 chapters)
24
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25
Index

Setting up a DHCP server for serving IP addresses

Most network appliances you purchase nowadays often come with their own DHCP server and allow you to configure it via a web console. Often, this is totally fine and meets your needs. In my experience though, network appliances you purchase can be very hit and miss. Some of them are great, while others are not so impressive. One of the main problems is that manufacturers will often stop supporting the hardware prematurely, exposing your network to unpatched vulnerabilities. It’s important to always purchase network hardware that’s as future-proof as possible. Or, you can set up your own router with the features that you need. Although the burden of management is placed on you, this gives you ultimate flexibility. Ubuntu servers make great DHCP servers, and rolling your own server is actually easier than it sounds. And that’s exactly what we’re going to work through in this section.

First, the server that...