The Linux Juggernaut

Linux server’s can be accessed through GUI(Graphical User Interface) or CLI(Command Line Interface).

Some times User will face some issues when accessing GUI such as

• Blurred screen.
• System crashes when users try to access GUI.
• Only particular user will face an issue not able to access GUI.
• Resolution problems.

In order to resolve this issues we have to pin point the problem, check weather its a problem with the single user or all the … Continue Reading

Some basics of SELinux :
How to disable SElinux?
SElinux is a security feature which was shipped with RHEL5, it is much secure than any other security priviously such as PAM and Initd

Here we are going to see some basics of SElinux.

Step1:Seeing whether SELinux is enabled or not ?

#getenforce

Step2:To see SELinux status in elaborated way you can use sestatus
#sestatus
SElinux status : enabled
SELinux mount : /selinux
Current … Continue Reading

I was having trouble with Windows and I installed Ubuntu on my laptop. Unfortunately I re-installed windows after Ubuntu and now I don’t have the option of viewing the boot menu to select Ubuntu. I was using the dual boot mode. Is there a way to view the boot menu in Windows XP that will allow me to select Unbuntu again?

This is some what tricky question, acutually when you install Ubuntu the bootloader “GRUB” … Continue Reading

When a user/root try to login to Linux system there are so many problems which will prevent the root/user not to login.

Here we will see what are the problems which will prevent user from not to login to system and try to resolve them one by one.

We can divide these problems in to two categories:

1. Physically present at system.
2. Accessing system from remote location(through network).

Logging in to the system when … Continue Reading

When you lost root password how you can recover and login back in to the system?
To login in to system there are so many ways to get root access depending on security level of the system.
Method1: When there is no password set to access runlevel 1.

Here are the steps to change your root password the most esiest way is as follows..

1. Start your computer when you see … Continue Reading