Check whether the source and destination IP addresses are restricted by the firewall, and check the SSH protocol configurations. Check permissions on the SSH key file. Log in to the host as the root user and run the following commands to check permissions on the SSH key file: cd /root/....
Many versions of Linux exist. Some of the more popular Linux distributions are Debian, Ubuntu, Fedora, openSUSE, Red Hat Enterprise Linux and SUSE Linux Enterprise Server. Today, Linux runs almost every computing platform available: mobile phones, tablets, servers, desktops, mainframes, etc. Andro...
Several command prompt interfaces are popular across different operating systems. For example, Windows operating systems utilize command prompt and PowerShell, while Unix-based systems like Linux®. These interfaces provide access to a wide range of commands and utilities for system administration, file...
MicroK8s, the lightweight Kubernetes that's taking the industry by storm, contributes to countless use cases. Here we examine some the most common ones.
Some of the most common crontab commands are the following: crontab -e UserName.It enables the user to edit the crontab file or create a new file. When editing is complete, the file gets copied into the crontab directory as that particular user's crontab file (see below). ...
The following roles are involved in the Docker architecture: Docker client: refers to a client that communicates with the Docker daemon. After a Docker client sends requests (such as the docker build, docker pull, and docker run commands) to a Docker server or daemon, the Docker server or ...
In addition to the API, the LXD platform includes a command-line interface (CLI) for controlling the LXD environment. The two most important commands available to the CLI are the following: lxd.Thelxdcommand controls the LXD daemon. Administrators do not need to use this command often because...
command: All cURL commands begin with cURL to specify that you are making a cURL command. options: Options (also called flags) customize the behavior of the command. They are, you guessed it, optional. URL: This is the location where you want to access data from or send data to. cURL...
After reading this guide about the .bashrc file, you know how easy it is to configure the terminal and add new functionalities. Next, check out basicLinux commands all users should know, grab the free cheat sheet, and try to add some of the commands to your.bashrcfile....
What are some lesser known but useful Unix commands?,Afewthatcometomind,somelessknown,somemore:xargsorparallel:runthingsinparallel,withlotsofoptionssedandawk:morewell-knownbutstillsuperusefulforprocessingtextfiles,an