How to Use Linux dig Command (DNS Lookup)


dig (Domain Information Groper) command is a tool for querying DNS name servers. It is a helpful command for diagnosing DNS problems but is also used to display DNS information. Learn how to use this command by following this article.

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How to Configure CentOS Network Settings


Configure CentOS network settings using the command line or the Network Manager TUI. This guide shows you how to change network specifications and set up a static IP or configure the network interface for DHCP.

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How to Find or Check Your IP Address in Linux


An IP address is a code assigned to a computer on a network. It works as a postal address, ensuring that network traffic is sent to the correct computer. In most cases, your system will have two different IP addresses: an internal IP address and an…

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How To Change Speed & Duplex of Ethernet Card in Linux with Ethtool Command


The article explains the concepts of Duplex, Speed, and Auto-Negotiation. The ethtool commands needed to configure your ethernet card are included and covered in great detail.

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Best Tools to Monitor Network Bandwidth on a Linux Server


There are many different tools for monitoring network traffic on a Linux server. Each option has its strengths and weaknesses. Most of the command-line utilities are designed to be lightweight, so they do not inflate bandwidth reports. Some are…

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