Common Linux Commands

SSH

ssh username@hostname

Display manual pages

man <command>

Examples

man yum 
man chkconfig

Run a command as root

sudo <command>

Update system

sudo yum update

List all available pages

sudo yum list

Install one or more packages

sudo  yum install <package1> [<package2>] [...]

Add a local user account

sudo useradd <username>

Change Password

passwd

or

sudo passwd [<username>]

Edit firewall

system-config-securitylevel

List all services

sudo chkconfig --list

Set a service to start on boot

chkconfig <name> on

Examples

sudo chkconfig httpd on
sudo chkconfig mysqld  on

Set up a LAMP Stack (Linux Apache MySQL PHP )

sudo yum install httpd mysql mysql-server php php-mysql
sudo chkconfig httpd on
sudo chkconfig mysqld on
system-config-securitylevel # Open port port in firewall for http 
reboot

Install phpMyAdmin

sudo yum install phpmyadmin
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