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Diff for scripts/shell/firewall/fw-universal.sh between version 2.16 and 2.19

version 2.16, 2005/01/16 15:27:15 version 2.19, 2005/03/01 23:17:11
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 # Licensed under terms of GNU General Public License.  # Licensed under terms of GNU General Public License.
 # All rights reserved.  # All rights reserved.
 #  #
 # $Platon: scripts/shell/firewall/fw-universal.sh,v 2.15 2005/01/16 12:13:32 rajo Exp $  # $Platon: scripts/shell/firewall/fw-universal.sh,v 2.18 2005/03/01 21:47:20 rajo Exp $
 #  #
 # Changelog:  # Changelog:
 # 2003-10-24 - created  # 2003-10-24 - created
Line 125  remove_chains()
Line 125  remove_chains()
         for table in filter nat mangle; do          for table in filter nat mangle; do
                 $IPTABLES -t $table -F # clear all chains                  $IPTABLES -t $table -F # clear all chains
                 $IPTABLES -t $table -X # remove all chains                  $IPTABLES -t $table -X # remove all chains
                   $IPTABLES -t $table -Z # zero counts
         done          done
   
 } # }}}  } # }}}
Line 284  masquerade()
Line 285  masquerade()
   
                 # alow packets from private subnet                  # alow packets from private subnet
                 $IPTABLES -A FORWARD -s ! $localnet -i $NAT_SUBNET_IFACE -j DROP                  $IPTABLES -A FORWARD -s ! $localnet -i $NAT_SUBNET_IFACE -j DROP
                   for client_ip in $NAT_CLIENT_DROP; do
                           echo -en " !$client_ip";
                           $IPTABLES -A FORWARD -s $client_ip -i $NAT_SUBNET_IFACE -j DROP
                   done
   
                 for redirect in $NAT_TCP_PORT_REDIRECT; do                  for redirect in $NAT_TCP_PORT_REDIRECT; do
                         eval `echo $redirect | awk -v FS=: '{ printf "remote_port=%s; local_port=%s;", $1, $2; }'`                          eval `echo $redirect | awk -v FS=: '{ printf "remote_port=%s; local_port=%s;", $1, $2; }'`
Line 336  masquerade()
Line 341  masquerade()
                 #$IPTABLES -A FORWARD -p ICMP -j LOG --log-prefix "FWD ICMP: "                  #$IPTABLES -A FORWARD -p ICMP -j LOG --log-prefix "FWD ICMP: "
                 echo " done."                  echo " done."
   
                   # Port forwarding to local machines
                   if [ ! -z "$NAT_TCP_PORT_FORWARD" ]; then
                           echo -en "\tForwarding ports to local machines:"
                           for redirect in $NAT_TCP_PORT_FORWARD; do
                                   eval `echo $redirect | awk -v FS=: '{ printf "src_port=%s; local_machine=%s; dest_port=%s;", $1, $2, $3; }'`
                                   echo -en " $src_port -> $local_machine:$dest_port"
                                   $IPTABLES -t nat -A PREROUTING -p TCP -i $NAT_LAN_IFACE -d ${!lan_ip} \
                                   --dport $src_port -j DNAT --to $local_machine:$dest_port
                                   $IPTABLES -A FORWARD -p TCP -i eth0 -d $local_machine --dport $dest_port -j ACCEPT
                           done
                           echo " done."
                   fi
   
                 # Keep state of connections from private subnets                  # Keep state of connections from private subnets
                 $IPTABLES -A OUTPUT  -m state --state NEW -o $NAT_LAN_IFACE -j ACCEPT                  $IPTABLES -A OUTPUT  -m state --state NEW -o $NAT_LAN_IFACE -j ACCEPT
                 #$IPTABLES -A FORWARD -m state --state NEW -o $NAT_LAN_IFACE -j ACCEPT                  #$IPTABLES -A FORWARD -m state --state NEW -o $NAT_LAN_IFACE -j ACCEPT
Legend:
Removed from v.2.16  
changed lines
  Added in v.2.19
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