Command and description
# su - // Login as Super user
# cd /home // Go to Main directory
# ls –al // List all file including hidden files
# cd longfolder* // ‘*’ for Shortcut
# cd .. // Go back to higher directory
# chown apache.apache filename // Change folder ownership to apache
# chown apache.apache foldername –Rf // Change folder ownership to apache and inherit
# chmod 777 filename // Change folder permission to 777
# chmod 777 foldername -Rf // Change permission to 777 and inherit
# nano filename // Open file for editing
# rm filename // Remove file
# mv filename filename1 //Rename file
# zip-r filename.zip filename //Zip a file
# unzip filename.zip //Unzip a file
# tar –cvzf filename.tar.gz filename //Tar zip
# tar –xvzf filename.tar.gz //Tar unzip
# ftp//Connect FTP
# clear //Clear screen
# free //Check server disk space
# uptime // Check server uptime
# reboot // Reboot server
# top // View task manager
# df –h // All server disk usage
# cat filename // Display Only
# pwd // See current path
# mv filename /home/directory/ //move file
# cd /etc // Go to /etc directory
# nano resolv.conf // Change preferred DNS
# service httpd status // View Web status
# service exim status // View Email status
# service mysqlid status //View Mysql status
# services mysql restart // Restart Mysql
# cp filename filename1 // Copy/ duplicate file
# cp folder –Rf // Copy folder including file inside
# cd /var/log // Go to log file directory
# cd /etc/tmp //Go to tmp directory
# locate php.ini // Search file
# traceroute //Tracerout IP address
# telnet // Telnet IP address
# dig mx domain.com // Lookup domain name
# cd /var/lib/mysql // Go to database directory
