This should work. You have to add all IP addresses from where you want client(s) to access MySQL.
I have solved my problem
i edited the /etc/sysconfig/iptables i moved : ######################################################### -A INPUT -p tcp -m tcp -s [clients IP-addr} --dport 3306 --sport 1024:65535 -j ACCEPT ########################################################## to the top of the firewall rule before the blocking rules ....