SSL certificate Installation
How to install SSL certificate via shell
SSL certificate Installation via shell
We used to install ssl using WHM of the server creating csr and then installating ssl using the ssl certificate. The same can
be done in the shell using the steps given below.
SSL Installation Using Shell
This aricle will help ..
Detects and configure new hardware on linux
Kudzu - detect configure new hardware
kudzu - detects and configures new and/or changed hardware on a system. When it is started, it detects the current hardware, and then checks it against a database stored in /etc/sysconfig/hwconf, if one exists. It then determines if any hardware has been added or ..
How to monitor Disk
smartd SMART Disk Monitoring Daemon in linux
The purpose of SMART disk monitoring system is to monitor the reliability of the hard drive and predict drive failures, and to carry out different types of drive self-tests in unix or linux.SMART, or Self-Monitoring, Analysis, and Reporting Technology is a capability that's built ..
Nscd-name service cache daemon
nscd-name service cache daemon
Nscd is a daemon that provides a cache for the most common name service requests. The default configuration file, /etc/nscd.conf, determines the behaviour of the cache daemon.
Nscd provides cacheing for the passwd,group,hosts databases through standard libc interfaces, such as getpwnam,getpwuid,getgrnam,getgrgid,gethostbyname and others. Each cache has a separate ..
Change GUI in Linux
Changing the default X Window in Linux - startx and .xinitrc
If you use the startx command for starting up the X Window System, you'll need to edit a file called .xinitrc that is located in your home directory. If the file already is there, just open it with your favorite ..
Linux change desktop
How to change desktop in linux
To set the desktop in linux following steps
Login to root
# vi /etc/sysconfig/desktop
Type the above line in desktop file as KDE or GNOME and now restart your computer.
Yahoo set up a vacation
Set up a vacation mail
setup a vacation auto reply in yahoo! mail
To have Yahoo! Mail reply to emails automatically while you're out of the office:
>> Select Options | Mail Options... in Yahoo! Mail.
>> Go to the Vacation Response category.
>> Make sure Enable auto-response during your vacation is checked.
>> Specify your ..
Yahoo chat command line
Yahoo Chat Commands
Chat Command Help:
/cls Clears the history
/help Displays this message
/join roomname Joins room 'roomname'
/goto username Goes to 'username'
/think xxx . o O (xxx)
/follow user Follows the user wherever they go
/follow Stop Following
/invite username Invites 'username' to join this room
/? Help or list all the commands
The above commands is ..
Init levels or run levels
init command - Linux Run Levels
The Linux OS runs various daemons or services. It is necessary to understand the different daemons and particularly the RunLevels befor start learning the linux.
You can specify or change the runlevels in vi /etc/inittab.
before getting deep into let's see only the basic of runlevel ..
Tail command to monitor log files
How to monitor log files
Linux Admin use to monitor the system after executing a command or monitor the system logs as and when required. Linux tail command is used to monitor the log files.
Monitor Log files
# tail -f /var/log/messages
The above tail command will print the log status of the ..
Change default text editor
Change default text editor to vi / pico / nano
In general most of the default text editor in linux will be vi editor. The export command will change your default text editor.
Set Nano as your default editor:
# export EDITOR="nano -w"
Change Pico as your editor:
# export EDITOR="pico -w"
change Pico ..
Proxy Server Port Number is 3128
Default squid or Proxy Server Port Number is 3128
The proxy server acts as a go between for websites and web browsers. It works by listening on a specific port number on the proxy server. Web browsers have to know which port it is, or they won't know how to connect ..
HATS display terminal support
Setting the DISPLAY environment for Linux
DISPLAY environment is used to display terminal support.
HATS applications require access to the X server which specifies access with the DISPLAY environment variable. If it does not have access, the display terminal will not display.
To set the DISPLAY environment variable type the following command where ..
Display top CPU processes
Top command find CPU and memory usage of your
To find system process
Now press shift +p to find the process which use more CPU resource.
press shift +m to find the process which use more memory resource.
To display the process based on priority
# nice top
More on top command
Navigate through files in vi editor
navigating a files in vi editor
Open a file in vi editor
-> Go to nth line : nG
-> Go to last line : G
-> Go to begining of the line : 0
-> Go to ending of the line : $