configurar acceso remoto a mysql

[Montes28]

hice lo que me indicas

y me quedo asi

[root@Tama ~]# more /etc/sysconfig/iptables
# Generated by iptables-save v1.3.5 on Thu Nov 8 11:11:02 2012
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [682:77436]
:RH-Firewall-1-INPUT - [0:0]
-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
-A INPUT -j RH-Firewall-1-INPUT
-A INPUT -p tcp -m tcp --sport 1024:65535 --dport 3306 -j ACCEPT
-A FORWARD -j RH-Firewall-1-INPUT
-A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 3306 -j ACCEPT
-A RH-Firewall-1-INPUT -i lo -j ACCEPT
-A RH-Firewall-1-INPUT -p icmp -m icmp --icmp-type any -j ACCEPT
-A RH-Firewall-1-INPUT -p esp -j ACCEPT
-A RH-Firewall-1-INPUT -p ah -j ACCEPT
-A RH-Firewall-1-INPUT -d 224.0.0.251 -p udp -m udp --dport 5353 -j ACCEPT
-A RH-Firewall-1-INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -j REJECT --reject-with icmp-host-prohibited
-A RH-Firewall-1-INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT
-A INPUT -i eth0 -p tcp --destination-port 3306 -j ACCEPT


estoy intentado accer desde un phpmyadmin

$i++;
/* Authentication type */
$cfg['Servers'][$i]['auth_type'] = 'cookie';
/* Server parameters */
$cfg['Servers'][$i]['host'] = '192.168.102.7';
$cfg['Servers'][$i]['connect_type'] = 'tcp';
$cfg['Servers'][$i]['port'] = '3306';
$cfg['Servers'][$i]['socket'] = '/var/lib/mysql/mysql.sock';
$cfg['Servers'][$i]['compress'] = false;
/* Select mysqli if your server has it */
$cfg['Servers'][$i]['extension'] = 'mysql';