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Updated in May 2025. This course now features 糖心vlog官网观看 Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Take your Linux troubleshooting skills to the next level with this intermediate course designed for experienced IT professionals. The course begins with an in-depth look at system access troubleshooting, addressing common issues such as unreachable servers, problems connecting to websites or applications, and SSH access failures. You'll also learn to resolve firewall issues, troubleshoot terminal client problems, and connect using Putty to a VirtualBox VM. These modules provide practical knowledge and techniques for maintaining robust system access in various scenarios. Next, the course delves into comprehensive file system troubleshooting. You'll tackle challenges like navigating directories, opening files or running scripts, and finding files and directories. Learn how to create links, write to files, and manage file permissions effectively. The course also covers critical topics like handling disk space issues, creating and managing partitions with both standard and LVM methods, and extending disks using LVM. These advanced techniques ensure you can manage file systems efficiently and prevent common issues from escalating into major problems. Finally, you'll explore methods for deleting old files and using scripts for automated file management, addressing file system corruption, and resolving issues with the /etc/fstab file. By the end of this course, you will have mastered intermediate troubleshooting techniques, ready to handle complex Linux issues with confidence and expertise. Whether you're looking to enhance your current skill set or prepare for more advanced roles, this course provides the tools and knowledge necessary for effective Linux troubleshooting. For experienced IT pros and admins to enhance Linux troubleshooting skills. Requires foundational knowledge of Linux commands and operations.