[root@localhost sysconfig]# more iptables
# Firewall configuration written by system-config-securitylevel
# Manual customization of this file is not recommended.
*filter
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:RH-Firewall-1-INPUT - [0:0]
-A INPUT -j RH-Firewall-1-INPUT
-A FORWARD -j RH-Firewall-1-INPUT
-A RH-Firewall-1-INPUT -i lo -j ACCEPT
-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT
-A RH-Firewall-1-INPUT -p 50 -j ACCEPT
-A RH-Firewall-1-INPUT -p 51 -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -s 200.103.200.65/28 --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -s 220.200.100.1/32 --dport 22 -j ACCEPT
-A RH-Firewall-1-INPUT -p tcp -s 220.200.100.1/32 --dport 80 -j ACCEPT
-A RH-Firewall-1-INPUT -s 0.0.0.0/0.0.0.0 -j DROP
COMMIT
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