Unlock the power of Linux with this quick-start guide to leveling up your admin skills, packed with clear explanations and hands-on examples

Key Features

• Explore Linux commands for mounting, file manipulation, and running Linux on the cloud
• Learn commands for checking and configuring network card statistics, firewall rules, and interfaces
• Understand how to utilize SELinux in keeping systems adequately hardened and avoiding various security risks

Book Description

The role of a system administrator is ever-evolving, with the Linux command line at its core. This makes Linux command-line mastery an essential skill to demonstrate your ability to efficiently manage and maintain systems efficiently. Essential Linux Commands addresses a diverse range of topics, including package management, file manipulation, networking strategies, system monitoring, and diagnostic tools. Each command is intricately explained to eliminate any ambiguity, ensuring ease of implementation in real-world scenarios.

This book explains how to use SELinux to maintain security, run Linux machines on AWS Cloud, and transfer and download files to remote systems. With the help of practical examples and use cases, you’ll not only gain a thorough understanding of a command’s syntax but also grasp its functional breadth and limitations. The book also explores commands frequently used by system administrators to check network card statistics and firewall rules.

Whether you’re a beginner or an experienced administrator, this book is an invaluable resource, filling in the gaps in your skill set and helping you improve your skills and expertise in Linux administration.

What you will learn

• Execute commands to launch applications, control services, and change network settings
• Develop your skills to use commands for package management, file manipulation, and networking
• Get clear explanations and practical examples for each command
• Discover tips and techniques to use the Linux command line effectively
• Get to grips with troubleshooting common problems and fixing errors
• Master best practices to manage and maintain Linux systems
• Develop expertise in system performance, security, and Linux in the cloud

Who this book is for

This book is for system administrators, IT professionals, and students who want to enhance their knowledge of Linux administration and improve their skills in this field. Whether you’re just starting out in system administration or have years of experience, this book is an invaluable resource for mastering the Linux command line and becoming a more proficient system administrator. Essential Linux Commands is also well-suited for individuals interested in expanding their Linux know-how and its applications in various industries and environments.

Table of Contents

1. Getting Server up and running
2. Linux Users&Groups Commands
3. File Compression and Archival Commands
4. Format and Disk Space commands
5. Linux Permissions Commands
6. Linux Mount and Manipulation Commands
7. File Content and Conversion Commands
8. Linux SWAP Commands
9. Linux Monitoring and Debugging Commands
10. Linux IPTABLES and Network Commands
11. File-Transfer, Download and Managing Log files
12. Exploring Linux Security
13. Linux In The Cloud

About the Author

Paul Olushile is a certified Linux system administrator with over 8 years of experience in the field and 3 years as a penetration tester. He holds numerous certifications, including OSCP (Offensive Security Certified Professional), CompTIA Linux+, VHL (Advanced+), JPTC (HacktheBoxDante), and PWAST, and has conducted a multitude of penetration tests for tech industry companies. Besides his professional work, Paul is an avid open-source advocate and frequently presents at industry conferences on Linux administration and penetration testing. In his free time, he enjoys experimenting with new technologies and contributing to open-source projects.