http://www.techotopia.com/index.php/Adding_a_New_Disk_Drive_to_an_Ubuntu_Linux_System

Bugzilla with Gmail
http://rndm-snippets.blogspot.tw/2011/05/bugzilla-issue-tracking-send-mail.html
http://dawood.in/bugzilla-alerts-using-gmail/

Apache2 with mod_evasive to protect DDos attack
http://www.mmncs.com/2011/07/how-to-protect-apache-against-dos-ddos-or-brute-force-attacks-using-mod_evasive-and-mod_security-and-mod_qos-on-linux-ubuntu-11-04/

Webmin install 
http://www.ubuntugeek.com/how-to-install-webmin-on-ubuntu-11-04-natty-server.html

Import database through webmin

http://www.webhostingtalk.com/showthread.php?t=871600

lftp backup
http://ezkuro.blogspot.tw/2007/03/lftp-mirror.html

vsftp install
https://help.ubuntu.com/10.04/serverguide/ftp-server.html

Bugzilla install prerequisites instance
https://wiki.mozilla.org/Bugzilla:Prerequisites#Ubuntu

apache2 mysql-server libappconfig-perl libdate-calc-perl libtemplate-perl libmime-perl build-essential libdatetime-timezone-perl libdatetime-perl libemail-send-perl libemail-mime-perl libemail-mime-modifier-perl libdbi-perl libdbd-mysql-perl libcgi-pm-perl libmath-random-isaac-perl libmath-random-isaac-xs-perl libtext-diff-perl
Optional
apache2-mpm-prefork libapache2-mod-perl2 libapache2-mod-perl2-dev libchart-perl libxml-perl libxml-twig-perl perlmagick libgd-graph-perl libtemplate-plugin-gd-perl libsoap-lite-perl libhtml-scrubber-perl libjson-rpc-perl libdaemon-generic-perl libtheschwartz-perl libtest-taint-perl libauthen-radius-perl libfile-slurp-perl libencode-detect-perl libmodule-build-perl libnet-ldap-perl libauthen-sasl-perl