Need for this book: Being in information era we need to understand system which is platform for running any application on it. Since linux is open source platform many vendors are motivated to use linux as a OS. Many networking companies are moving towards linux since it has excellent networking stack freely available. Since linux has many drivers it has been easy for companies to easily port their products over linux. Due to above reasons learning basics about linux and its features will help us to achieve good progress in our projects. Why Hands On Experience: It is recommended to practice while you read each command. This will provide more insight of the commands and its description. Hand on experience is key for learning when both mind and hand works together we create a permanent impact in our neural circuit in brain. This helps to remember and recollect information whenever required. Topics Covered in this book: This book takes opportunity of introducing linux commands to new linux learnersThis book covers below topics 1. Basic commands to get user and OS details. 2. Command to get services running in the system. 3. Cat and Find Commands. 4. Open Socket Commands. 5. Integrity Check and Alias Commands 6. Network Interface Commands7. Packet Monitoring Commands 8. Monitoring Network Commands 9. CPU and Hardware Commands10. Memory Usage Commands 11. Kernel Status Commands 12. Basic Route and Link Commands 13. System Monitoring Commands 14. Identify new user added to the systemDemo of commands are shown in below linkhttps: //www.youtube.com/playlist?list=PLtE6u0Mrdy-rL8TlXdHmqVVtPTa0T