Create your own social network site like Facebook :)

Elgg is an award-winning social networking engine, delivering the building blocks that enable businesses, schools, universities and associations to create their own fully-featured social networks and applications. Organizations with networks powered by Elgg include:

#yum install mysql mysql-server httpd php php-mysql php-gd php-imap php-ldap php-odbc php-pear php-xml php-xmlrpc phpmyadmin

#service httpd start
#service mysqld start
#mysql_secure_installation (set up root password)

open firefox http://localhost/phpmyadmin and create a elgg-db database.

#wget http://elgg.org/getelgg.php?forward=elgg-1.7.4.zip

#unxip elgg-1.7.4.zip -d /var/www/html/
#mv elgg-1.7.4/ elgg/ #cd elgg/engine/
#cp settings.example.php settings.php
#vi settings.php
// Database username
$CONFIG->dbuser = 'root';
// Database password
$CONFIG->dbpass = 'password';
// Database name
$CONFIG->dbname = 'elgg-db';
// Database server // (For most configurations, you can leave this as 'localhost')
$CONFIG->dbhost = 'localhost';
// Database table prefix // If you're sharing a database with other applications, you will want to use this // to differentiate Elgg's tables.
$CONFIG->dbprefix = 'elgg';

#mkdir /uploads
#chmod 777 /uploads

open firefox http://yourdomain.com/elgg follow the screen

#vi /var/www/html/elgg/.htaccess copy paste from 1st screen and save after reload page follow the screen

  :)