In this article, we are going to discuss on Linux alias command. Alias is nothing but another related simple name of something (Something in the sense it can be anything like it can be a device, human being or maybe something else). Here in Linux the alias means you can give a simple name to … Read more
In this article, we are going to learn how to create and manage users using useradd Linux command. useradd command is a Basic command in Linux is used to create and manage users. It comes with so many options and arguments to manage the users like Set Expiry date for the user, Password Inactivity, set UID (User ID) and … Read more
In this article, we are going to discuss how to use the Linux usermod commands. usermod command is used to Modify the already created user’s settings like change primary group of the user, add secondary groups to the user, change UID and GID of the user, and so on. usermod is another tool like useradd to manage user … Read more
In this article, we are going to learn the Group Management command in Linux. We have Four useful commands in Linux to Manage Groups i.e. groupadd, groupdel, groupmod, gpasswd. Managing Groups means we have to perform tasks such as Create Group, Delete Group, Modify Created Group, Add User into a Group, Delete User from a Group, and so … Read more
In this article, we are going to discuss how to change runlevel in RHEL 7/CentOS 7 with systemd using systemctl command. Runlevel is nothing but a process which is Responsible for how the Linux system will Start or Halt/Shutdown. should it start with GUI Mode or should it start with Text Mode is decided by Runlevel and … Read more
In this article, we are going to discuss on Linux Permissions SUID, SGID and Sticky Bit Concept Explained with Examples. Before we discuss Special Linux Permissions let’s have look at basic Linux Permissions. In Linux, There are three types of the permission we can apply i.e. Read, Write & Execute. And each file and directories … Read more
In this article, we are going to learn how to manage Users and Groups in Linux. This article is a complete reference for beginners to get to understand the concept of users and groups. Any kind of operating system whether its Linux or Microsoft Windows or any others can be accessible or usable by login … Read more
In this article, we are going to learn how to use the Linux ls command in Linux. Basically, the ls command is a basic command in Linux used to List files and directories. ls command comes with so many arguments and features like you can sort files and directories by Date, by Size, able to check hidden … Read more
In this article, we are going to discuss how to configure Telnet Server and Telnet Client in RHEL/CentOS/Fedora. Telnet is nothing but a protocol was invented in 1969 used to take remote of systems over Network in text mode or command mode as it does not support GUI (Graphical User Interface). There are two instances … Read more
In this article, we are going to learn some useful SSH command and SCP command with examples. SSH is a protocol stands for Secure Shell which is a nice client-side command tool is used to take remote console of Linux system securely. it uses a Symmetrical and Asymmetrical encryption method to transfer data over the … Read more