Install Webmail
Extract Squirrelmail#cd /root/postfixrocks
#tar -zxvf squirrelmail-1.4.20.tar.gz.tar.gz
Move squirrelmail to DocROOT
#mv squirrelmail-1.4.20 /usr/local/apache2/htdocs/webmail
#cd /usr/local/apache2/htdocs/webmail
#./configure
Choose "2" Server Settings
Choose 1. Domain
Choose A Update IMAP Settings
Choose 6 Authentication type : login
Choose 8 Server software : courier
Choose S Save data
Choose Q Quit
Create Dir data and attach
#mkdir -p /var/local/squirrelmail/
#chown -R daemon:daemon /var/local/squirrelmail
Testing
After everything done.
We can testing out the webmail from browser
http://postfixrocks.org/webmail
Input user "tox"
Inpur password
Note :
User = user that we've created before with adduser