У меня перенаправление не работает немогу понять сделал как в документации написано.

#!/bin/sh

INET_IFACE="ppp0"
INET_IP="192.168.1.1"
LAN_IP="192.168.0.200"
LAN_IFACE="dummy0"
LO_IFACE="lo"
LO_IP="127.0.0.1"

IPTABLES="/usr/sbin/iptables"

/sbin/modprobe ip_conntrack
/sbin/modprobe ip_tables
/sbin/modprobe iptable_filter
/sbin/modprobe iptable_mangle
/sbin/modprobe iptable_nat
/sbin/modprobe ipt_LOG
/sbin/modprobe ipt_limit
/sbin/modprobe ipt_state

$IPTABLES -F
$IPTABLES -F -t nat
$IPTABLES -F -t mangle
$IPTABLES -X
$IPTABLES -X -t nat
$IPTABLES -X -t mangle

$IPTABLES -P INPUT DROP
$IPTABLES -P OUTPUT DROP
$IPTABLES -P FORWARD DROP

$IPTABLES -N allowed
$IPTABLES -N bad_tcp_packets
$IPTABLES -N icmp_packets

$IPTABLES -A bad_tcp_packets -p tcp ! --syn -m state --state NEW -j LOG --log-prefix "New not syn:"
$IPTABLES -A bad_tcp_packets -p tcp ! --syn -m state --state NEW -j DROP
$IPTABLES -A allowed -p TCP --syn -j ACCEPT
$IPTABLES -A allowed -m state --state ESTABLISHED,RELATED -j ACCEPT
$IPTABLES -A allowed -p TCP -j DROP
$IPTABLES -A icmp_packets -p ICMP -s 0/0 --icmp-type 8 -j ACCEPT
$IPTABLES -A icmp_packets -p ICMP -s 0/0 --icmp-type 11 -j ACCEPT

$IPTABLES -A INPUT -p tcp -j bad_tcp_packets
$IPTABLES -A INPUT -p ALL -i $LAN_IFACE -d $LAN_IP -j ACCEPT
$IPTABLES -A INPUT -p ALL -i $LO_IFACE -s $LO_IP -j ACCEPT
$IPTABLES -A INPUT -p ALL -i $LO_IFACE -s $LAN_IP -j ACCEPT
$IPTABLES -A INPUT -p ALL -i $LO_IFACE -s $INET_IP -j ACCEPT
$IPTABLES -A INPUT -p ALL -d $INET_IP -m state --state ESTABLISHED,RELATED -j ACCEPT
$IPTABLES -A INPUT -p ICMP -i $INET_IFACE -j icmp_packets
$IPTABLES -A INPUT -m limit --limit 3/minute --limit-burst 3 -j LOG --log-level DEBUG --log-prefix "IPT INPUT packet died: "

$IPTABLES -A FORWARD -p tcp -j bad_tcp_packets
$IPTABLES -A FORWARD -i $LAN_IFACE -o $INET_IFACE -j ACCEPT
$IPTABLES -A FORWARD -i $INET_IFACE -o $LAN_IFACE -j ACCEPT
$IPTABLES -A FORWARD -p ICMP -i $INET_IFACE -o $LAN_IFACE -d $LAN_IP -j icmp_packets
$IPTABLES -A FORWARD -p TCP -i $INET_IFACE -o $LAN_IFACE -d $LAN_IP --dport 80 -j allowed
$IPTABLES -A FORWARD -p TCP -i $INET_IFACE -o $LAN_IFACE -d $LAN_IP --dport 53 -j allowed
$IPTABLES -A FORWARD -p UDP -i $INET_IFACE -o $LAN_IFACE -d $LAN_IP --dport 53 -j ACCEPT
$IPTABLES -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
$IPTABLES -A FORWARD -m limit --limit 3/minute --limit-burst 3 -j LOG --log-level DEBUG --log-prefix "IPT FORWARD packet died: "

$IPTABLES -A OUTPUT -p tcp -j bad_tcp_packets
$IPTABLES -A OUTPUT -p ALL -o $LO_IFACE -s $LO_IP -j ACCEPT
$IPTABLES -A OUTPUT -p ALL -s $LAN_IP -j ACCEPT
$IPTABLES -A OUTPUT -p ALL -s $INET_IP -j ACCEPT
$IPTABLES -A OUTPUT -m limit --limit 3/minute --limit-burst 3 -j LOG --log-level DEBUG --log-prefix "IPT OUTPUT packet died: "

$IPTABLES -t nat -A PREROUTING -p TCP -i $INET_IFACE -d $INET_IP --dport 80 -j DNAT --to-destination $LAN_IP
$IPTABLES -t nat -A PREROUTING -p TCP -i $INET_IFACE -d $INET_IP --dport 53 -j DNAT --to-destination $LAN_IP
$IPTABLES -t nat -A PREROUTING -p UDP -i $INET_IFACE -d $INET_IP --dport 53 -j DNAT --to-destination $LAN_IP

$IPTABLES -t nat -A POSTROUTING -s $LAN_IP -o $INET_IFACE -j SNAT --to-source $INET_IP

• iptables, poor bugger, 05:47 , 01-Июл-03, (1)
  • iptables, Vlad, 22:05 , 01-Июл-03, (3)
    • iptables, poor bugger, 03:09 , 02-Июл-03, (4)
• iptables, angelweb, 10:06 , 01-Июл-03, (2)