In Linux, It’s a security concern for organization to allow anyone to reboot the server using Ctrl-Alt-Del keys. It is always recommended in production boxes that one should disable reboot using Ctrl-Alt-Del keys. In this article we will discuss how can we disable reboot via … Read more
By default postfix only capture ‘From’ and ‘To’ details in the log file (/var/log/maillog). There are some scenarios where we want that email’s subject should be capture in the maillog. In this article we will discuss how to achieve this : We are assusming that … Read more
Badblocks is the command-line utility in Linux like operating systems which can scan or test the hard disk and external drive for bad sectors. Bad sectors or bad blocks is the space of the disk which can’t be used due to the permanent damage or … Read more
Dealing with our daily admin tasks we face lot of requests where we need to assign virtual disks or additional disks to Virtual Machines running on Xen hypervisor . Xen hypervisor have lot of “xm” commands that can be used to manage the functionality of … Read more
There are some scenario where system admin wants only few users should be allowed to transfer files to Linux boxes but no ssh. We can achieve this by setting up SFTP in chroot environment. Background of SFTP & chroot : SFTP stands for SSH File Transfer … Read more
In this post, we will explain you how to install Putty (SSH Client) on Ubuntu Linux. In the world of Linux, secure remote connections are essential for managing servers, devices, and networking equipment. One of the most popular tools for establishing secure shell (SSH) connections … Read more
In this post, we will cover how to install FileZilla on Ubuntu 22.04 (Jammy Jellyfish) and will also learn how to use filezilla to transfer the files from your local system to remote system and vice-versa. FileZilla is a free and open-source ftp client for … Read more
In this post, we will cover how to generate sos report on RHEL 8 and RHEL 9 system. Sos report is a command line tool in Linux distributions like RHEL and CentOS, which collects system configuration and diagnostic information of your linux box like running … Read more
Skype is a chat client that allows users to communicate with each other through plain chatting and voice or video chat. Millions of users and businesses use Skype to make free video & voice calls, send instant messages and share files with other Skype users. … Read more
In this post, we will show you how to install Google Chrome on Ubuntu 22.04 from the command line and graphically. Ubuntu 22.04, the latest version of the popular Linux distribution, is known for its robustness and user-friendly features. While it comes with a default … Read more
Hello Techies, as we know Ubuntu is a free and open-source operating system available as Desktop and Server edition. In terms of Desktop edition, It almost provides all utilities and software that an end user requires but there are still some windows software and games that … Read more
On Linux/UNIX systems if you delete a file that a currently running process still has open, the file isn’t really deleted or removed . Once the process closes the file, the OS then removes the file handle and free up the disk blocks.This process works … Read more