Book Image

CentOS 7 Linux Server Cookbook - Second Edition

By : Jonathan Hobson
Book Image

CentOS 7 Linux Server Cookbook - Second Edition

By: Jonathan Hobson

Overview of this book

This book will provide you with a comprehensive series of starting points that will give you direct access to the inner workings of the latest CentOS version 7 and help you trim the learning curve to master your server. You will begin with the installation and basic configuration of CentOS 7, followed by learning how to manage your system, services and software packages. You will then gain an understanding of how to administer the file system, secure access to your server and configure various resource sharing services such as file, printer and DHCP servers across your network. Further on, we cover advanced topics such as FTP services, building your own DNS server, running database servers, and providing mail and web services. Finally, you will get a deep understanding of SELinux and you will learn how to work with Docker operating-system virtualization and how to monitor your IT infrastructure with Nagios. By the end of this book, you will have a fair understanding of all the aspects of configuring, implementing and administering CentOS 7 Linux server and how to put it in control.
Table of Contents (22 chapters)
CentOS 7 Linux Server Cookbook Second Edition
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Preface
Index

Building a static network connection


In this recipe, we will learn how to configure a static IP address for a new or existing CentOS server.

While a dynamically assigned IP address or DHCP reservation may be fine for most desktop and laptop users, if you are setting up a server, it is often the case that you will require a static IP address. From web pages to e-mail, databases to file sharing, a static IP address will become a permanent location from which your server will deliver a range of applications and services, and it is the intention of this recipe to show you how easily it can be achieved.

Getting ready

To complete this recipe, you will require a working installation of the CentOS 7 operating system with root privileges and a console-based text editor of your choice.

How to do it...

For the purpose of this recipe, you will be able to find all the relevant files in the directory, /etc/sysconfig/network-scripts/. First, you need to find out the correct name of the network interface that...