Install Zimbra on CentOS 5.5

yum install sysstat gmp libidn
wget http://files2.zimbra.com/downloads/7.0.0_GA/zcs-7.0.0_GA_3077.RHEL5_64.20110127201852.tgz
tar xzvf zcs-7.0.0_GA_3077.RHEL5_64.20110127201852.tgz
cd zcs-7.0.0_GA_3077.RHEL5_64.20110127201852
./install.sh --platform-override

/sbin/iptables -I INPUT 1 -p tcp --dport http -j ACCEPT
/sbin/iptables -I INPUT 1 -p tcp --dport 7071 -j ACCEPT
/sbin/service iptables save
service iptables restart

https://xxx.xxx.xxx.xxx:7071