How To Mount A Drive In Linux

Initially you wanna check the hard drives on your system

fdisk -l

so now you now whats being seen by the system
 

The mounting point path must already be created with proper permissions. So a more likely flow of commands would be below:

How To Unmount A Drive In Linux

This command is very easy to type wrong. It is NOT unmount. Take another closer look if thats what you saw at first. It is umount -- no n here!

Need to know the exact size of your subdirectories in Linux?

Just go to the directory , like cd / and try this

du -cksh *

 Open SSH and type the following and press Enter:

/sbin/ifconfig | grep -i hwaddr

The sequence of hexadecimal digits that appears to the right of eth0 HWAddr (e.g. 08:00:27:ED:DA:8b) is your network card's MAC Address

check what kernel you are running at the moment

uname -a

and to upgrade your kernel

yum update \kernel*

check if your kernel is added to grub

cat /boot/grub/grub.conf

and then reboot

shutdown -rf now

Log into SSH

mkdir $HOME/.ssh
chmod -R og= $HOME/.ssh
cd .ssh
nano authorized_keys2

Add your key you created with PuttyGen , make absolutly sure you r key is in one line ONLY , otherwise it wont work!

Adjust your  sshd_config

nano /etc/ssh/sshd_config

to

RSAAuthentication yes
PubkeyAuthentication yes
AuthorizedKeysFile      .ssh/authorized_keys2

SystemRescueCD is a powerful, expansive live cd which is useful for recovering broken systems. This tutorial will guide you through how to get it up and running and how to perform some basic recovery procedures.

Server monitoring is one of the most important aspects of managing a network. Cacti is a free PHP/MySQL script which can monitor everything from process counts to bandwidth, and is fairly easy to setup and use. If you have multiple clients you can even delegate specific access levels so that they can only view the graphs relevant to them.

This tutorial will guide you through setting up and configuring Cacti on a Linux server. 

While the big control panel suites you can install, like cPanel or Plesk, are excellent for large scale deployments or easy system administration, sometimes you just want an interface to quickly carry out complex tasks, which doesn't require a package as large as cPanel/Plesk.

Webmin, a free and powerful control panel, it easy to install and allows you to carry out administrative tasks in an easy to use browser based frontend. This tutorial will guide you through installing Webmin.