In this category, you can see all articles related to Unix or Linux operating System.
Have you faced a strange error when looking for ethernet settings like its speed/duplex/etc. [root@avivr2 ~]# mii-tool eth0 SIOCGMIIPHY on 'eth0' failed: Operation not supported Try running below ethtool command,...
We can login into the console from RSC by using console command : rsc> console Console session already in use. If console is already in use, we can use below...
As a linux/Unix administrator, you must know when our OS locks a user and how this task is done. Linux governs its user activities before system login via PAM or...
Here we will look how we can encrypt and decrypt data using various encryption algorithms like des, rc, etc in linux. Let us take a test file and first do...
Today we will see how to increase Logical volume size when we have space available in our Volume Group. If the space is not available then you need to check...
LVM and VxVm, both are volume managers that allow us to manage disk space on our OS. Logical meaning is same for any volume manager in Linux, the difference lies...
Recently we have an activity of server hardware upgrade. All went fine and the hardware of the servers are upgraded without any issues but while starting servers again after hardware...
Are you creating some script and thinking how to show notifications in graphical mode for the tasks done. So in linux we have a command called "notify-send" to accomplish this task. Let us...
This is a very basic concept and may be most of you are aware of the GPG i.e. GNU privacy guard as well as of DES,RC, etc encryption techniques. We...
Many of the times we have a very large tar ball backup and we want just a small file/directory from it to accomplish our task. For example:- you have taken...