Screen-after-login

OpenSUSE 13.1 Installation guide with Screenshots

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OpenSUSE is the most widely used linux distribution. It is free / opensource which is suitable for laptops, desktops, netbooks, servers and multimedia center PCs at home or in small offices. In this article we will discuss the installation steps of OpenSUSE 13.1 along with screenshots. Minimum System Requirements for SUSE linux are listed below […]

Google Drive

Mount Google drive in Ubuntu 14.04 LTS

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Google has not released its official linux client for accessing its drive from the ubuntu. But open source community has developed unofficial package called 'grive-tools'. Grive is a Google Drive (online storage service) client for GNU/Linux systems.It allows the synchronization of all your files on the cloud with a directory of your choice and the […]

mplayer

Install MPlayer (Multimedia software) in Ubuntu Linux

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Mplayer(Movie Player) is a multimedia software in Unix-like system. With Mplayer we can easily play our audio and video files. It supports a wide variety of video file formats, audio and video codecs, and subtitle types. Special input URL types are available to read input from a variety of sources other than disk files. Some […]

Centos-7-screen-after-login

CentOS 7 Installation Steps with Screenshots

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After the release of Redhat enterprise Linux 7 (RHEL 7) , CentOS community has released its Latest Operating System named as CentOS 7. Some of the new features in CentOS 7 as compared with CentOS 6.X are listed below : CentOS 7 uses XFS as its default file system. OpenJDK-7 is the default JDK. initd […]

Centos Login Screen

Disable reboot using Ctrl-Alt-Del Keys in RHEL / CentOS

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In Linux , It's a security concern for us  to allow anyone  to reboot the server using  Ctrl-Alt-Del keys. It is always recommended in production boxes that one should disable reboot uisng Ctrl-Alt-Del keys.   In this article we will discuss how can we disable reboot via above keys in RHEL & CentOS   For […]

postfix

Postfix – Enable logging of email’s subject in maillog

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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 postfix is already up and running and will make below […]

bad-sectors

Check Hard drive for bad sectors or bad blocks in linux

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badblocks is the command or utility in linux like operating system which can scan or test our 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 OS is unable to access it.  Badblocks  command will […]

Xen hypervisor: Assign Virtual Disk to a Virtual Machine

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  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 Xen VM’s .   As we know that […]

sftp-login

How to configure chroot SFTP in Linux

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There are some scenario where system admin wants only few users should be  allowed to transfer files to Linux boxes not ssh. We can achieve this by setting up SFTP in chroot environment. Background of SFTP & chroot : SFTP stands for SSH File Transfer protocol or Secure File Transfer Protocol. SFTP provides file access, […]