centos: /etc/sysconfig/iptables
iptables -L -n
-I INPUT -m state --state NEW -m udp -p udp --dport 14728 -j ACCEPT
-I INPUT -m state --state NEW -m tcp -p tcp --dport 14728 -j ACCEPT
-I INPUT -m state --state NEW -m udp -p udp --dport 60000:61000 -j ACCEPT
-I INPUT -m state --state NEW -m tcp -p tcp --dport 60000:61000 -j ACCEPT