If you’ve been getting the error message “ssh: Could not resolve hostname Name or service not known,” don’t worry, you’re not alone. The error message “ssh: Could not resolve hostname [name]: Name or service not known” indicates that the SSH client is unable to resolve the hostname of the remote server you are trying to …
Linux
Recently, the network at my workplace went down for a few minutes. I was tasked with investigating the issue and found that one of the network cards had failed. Step by Step guide to Troubleshooting network issue I started by checking the status of the network interface: ifconfig eth0 The output showed that the interface was …
I was recently tasked with solving a tricky disk performance issue on a Linux server. At first, I thought it would be a straightforward task. After all, I had been working in IT for several years and had seen my fair share of disk performance issues. But as soon as I started looking into the …
Troubleshooting a problem related to Linux networking can be a challenging experience, but it doesn’t have to be. By understanding the basic principles of Linux networking and having an organized approach, you can quickly identify and resolve any issue that arises. In this article, we will dive into this issue using the following commands. Network …
The “ifconfig: command not found” error typically means that the ifconfig binary is not installed or the path of the binary file is not under the $PATH. So we can use the following 3 ways to fix this issue. install ifconfig command through net-tools package run ifconfig command with full path add the directory path …
Networking is an essential element of any Linux interview. Employers want to know that potential employees can establish and maintain secure connections in a networked environment. What you should prepare for the interview? Being able to troubleshoot networking issues, and configure basic networking services are just some of the skills employers look for when interviewing …
In Linux, there are many tools available for performance analysis and monitoring. In this article, we will introduce 6 of the most commonly used tools. top – display cpu memory process info in Linux The top command is one of the most commonly used tools in Linux for monitoring system performance. By default, it displays …
In this blog post, we will provide you with the top 60 Linux interview questions and answers. This information is essential for anyone looking to start a career in Linux or for those who are already working in the field and want to take their career to the next level. We have divided the questions …
If you are new to Linux, the command line can be a bit daunting. But don’t worry, it’s not as difficult as it seems. In this challenge, we will cover some of the most important Linux commands and teach you how to use them. 10 questions you should know about Linux networking, file, directory …
This article is part of the following series. 6 ways to fix network issues in Linux Troubleshoot network issues with ifconfig command in Linux Troubleshoot Network Slow Problems In Linux 6 ways to check network packet loss in Linux IP command is one of the most important and frequently used commands in Linux. In …