---

This book aims to ease the entry of businesses to the world of zero-cost software running on Linux. It takes a layered, component-based approach to open source business systems, while training system administrators as the builders of business infrastructure.

---

Implement a SOHO or SMB Linux infrastructure to expand your business and associated IT capabilities. Backed by the expertise and experienced guidance of the authors, this book provides everything you need to move your business forward.

Pro Linux System Administration makes it easy for small- to medium-sized businesses to enter the world of zero-cost software running on Linux and covers all the distros you might want to use, including Red Hat, Ubuntu, Debian, and CentOS. Pro Linux System Administration takes a layered, component-based approach to open source business systems, while training system administrators as the builders of business infrastructure.

Completely updated for this second edition, Dennis Matotek takes you through an infrastructure-as-code approach, seamlessly taking you through steps along the journey of Linux administration with all you need to master complex systems. This edition now includes Jenkins, Ansible, Logstash and more.

What You´ll Learn:

Understand Linux architecture
Build, back up, and recover Linux servers
Create basic networks and network services with Linux
Build and implement Linux infrastructure and services including mail, web, databases, and file and print
Implement Linux security
Resolve Linux performance and capacity planning issues
Who This Book Is For:

Small to medium-sized business owners looking to run their own IT, system administrators considering migrating to Linux, and IT systems integrators looking for an extensible Linux infrastructure management approach.

---

Part I. The Beginning

Chapter 1: Introducing Linux

Chapter 2: Installing Linux

Chapter 3; Introducing VirtualBox, Git, and Vagrant

Chapter 4: Linux Basics

Chapter 5: Users and Groups
Chapter 6: Startup and Services

Chapter 7: Networking and Firewalls

Chapter 8: Package Management

Chapter 9: Storage Management and Disaster Recovery

Part II. Making Linux Work for You

Chapter 10: Infrastructure Services: NTP, DNS, DHCP, and SSH

Chapter 11: Web and SQL Services
Chapter 12: Mail Services

Chapter 13: File Sharing and Printing

Chapter 14: Backup and Recovery

Chapter 15: Networking with VPNs

Chapter 16: Directory Services

Chapter 17: Performance Monitoring and Optimization

Chapter 18: Logging and Monitoring
Chapter 19: Configuration Management

---

Dennis Matotek is Senior Development Operations Engineer at Envato, an online digital marketplace where a community of creatives can help bring ideas to life. He helps a small team of engineers deploy code, build infrastructure, and monitor performance to varying different systems; mostly written in Rails. He mostly works with AWS rather than bare metal and appreciates not having to change failed disks.
He lives in Melbourne, Australia with his partner and two children.
James Turnbull manages the Computer Emergency Response Team (CERT) at the National Australia Bank. He is also a member of Linux Australia, which included sitting on the Executive Council in 2008, and on the committee of Linux Users of Victoria.

---