Tag: Ubuntu Linux
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How to use Tcpdump Command in Linux
Introduction to tcpdump command TCPDump is a powerful command-line tool used for analyzing network traffic. It captures and displays the contents of network packets based on specified criteria. As a diagnostic tool, tcpdump offers a detailed view of the packets traversing a network, allowing users to inspect the data and headers of various network protocols.…
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How to Check and Set the Linux Server’s Hostname
When it comes to identifying a server in a network, the hostname plays a crucial role. It is the unique name assigned to a server, allowing it to be easily recognized and accessed by other devices on the network. In this blog post, we will guide you through the process of checking and setting the…
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17 Essential Commands for Network management
Understanding Linux commands is vital for system administrators, network engineers, and IT professionals. Here is a list of essential Linux commands that are fundamental for managing, troubleshooting, and configuring network settings. Command Description hostname Check and set the server’s hostname. Essential for identifying the server in a network. host Retrieve DNS details for a given…
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How to shutdown or Linux from terminal
In the Linux operating system, managing how you shut down or reboot your system is a crucial aspect of system administration. The command line offers a variety of commands for these purposes, each with its specific functions and options. This article highlights most commonly used shutdown commands in Linux: systemctl, shutdown, reboot, halt, and poweroff.…
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Where Are Scheduled Commands Stored on Linux?
Linux systems provide a powerful feature called “cron” for scheduling commands or scripts to run automatically at specific times or intervals. Cron is a time-based job scheduler in Unix-like operating systems, including Ubuntu. When you schedule a command using cron, it is stored in a file called a “cron table” or “crontab” for short. Each…