Network Connections

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Course overview
3 HOURS OF TRAINING
4 SKILLS
20 VIDEOS
0 VIRTUAL LABS
0 PRACTICE EXAMS
John McGovern
Nugget trainer since 2020
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Linux Networking Commands for System Administrators FAQs: Cost, Training, Value

What are Linux networking commands and what are they used for?

Linux networking commands are prompts or instructions you write into the Linux command line which give power over management and customization options related to managing network connections or troubleshooting network-related issues in Linux. With an understanding of how to write and use these commands, it's possible to configure network interfaces, check connectivity, diagnose problems and gather network-related information. This course covers every essential command, like "ipconfig", "ping", "traceroute" and "netstat".

What exactly is the role of a Linux system administrator?

A Linux systems administrator (sometimes called a sysad) manages and maintains Linux-based devices, making sure they operate smoothly and securely. A sysad is often responsible for installing, configuring and updating the core operating system as well as additional software and applications, managing user accounts and permissions, monitoring system performance, troubleshooting issues, and implementing security measures like firewalls or encryption. This course covers sysad knowledge related to managing and troubleshooting networks.

What are some essential things for a Linux sysad to know?

A successful Linux systems administrator should know the commands for installing, configuring and managing the Linux OS and have a knowledge of command-line utilities and package management. A sysad may not be an expert in networking and security, but they must have a basic understanding of them. Linux sysads regularly use system monitoring tools, scripting languages like Bash and automation tools like Ansible. Professional Linux sysads also know virtualization tech and cloud platforms.

Is this course on Linux networking commands tied to any certifications?

Although the information on this course about Linux networking commands would be very helpful for someone pursuing a certification related to Linux system administration, it's not intended to be certification prep on its own. Linux certifications like the Linux+ or LFCA cover much more material than this course, which stays focused on understanding and knowing how to deploy the networking commands necessary for maintaining and troubleshooting Linux systems.

What are the most common Linux networking commands for systems administrators?

Although far from a comprehensive list, the following is a list of the most essential and common networking commands for Linux systems administrators. "ip" can be used to perform many networking operations such as configuring interfaces, displaying routing tables, managing cache, and more. "ping" tests network connectivity. "traceroute" can trace the path to a destination. "netstat" is used to display network statistics. And "iptables" is used to configure firewall rules.
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