IPtables on Centos 6.3

Tomcat 6 on CentOS 6.3 installation is a breeze...lots of how-tos out there:

• http://zscribble.wordpress.com/2011/11/15/install-tomcat-6-on-centos-6/
• http://newpush.com/2011/10/how-to-install-tomcat-6-on-rhel-6-or-centos-6/

But, why not mention IP Tables.

1. vi /etc/sysconfig/iptables
2. #enter this line after the SSH line and NOT at the bottom of the file
3. -A INPUT -m state --state NEW -m tcp -p tcp --dport 8080  -j ACCEPT
4. /etc/init.d/iptables restart

Now, you are set.