брандмауэер

Примеры конфигов IPTABLES

1. Пример бана одиночного IP-адреса:

# Firewall configuration written by system-config-firewall
# Manual customization of this file is not recommended.
*filter
#
-A INPUT -s 88.88.99.99 -j DROP
#
:INPUT ACCEPT [0:0]
:FORWARD ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT
-A INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT

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