Hacking Linux Exposed - The Diigo Meta page

• 14 Nov 12
  

  Connor M

  •     #!/bin/sh     # Set up forwards for inbound SSH            EXT_IP=205.382.29.20    # External IP address     EXT_IFACE=eth0          # External Interface     INT_IFACE=eth1          # Internal Interface        # handy dandy tcp forward function     tcp_forward () {       local ext_port int_ip       echo "$1" | {         read int_ip  ext_port          # create prerouting and appropriate forward from the tuple          iptables -A PREROUTING -t nat -p tcp -d $EXT_IP \             --dport $ext_port -j DNAT \             --to-destination $int_ip:22          iptables -A FORWARD -i $EXT_IFACE -o $INT_IFACE \             -p tcp -d $int_ip --dport 22 -m state \             --state NEW -j ACCEPT         }         tcp_forward " 192.168.1.1      5000"      tcp_forward " 192.168.1.2      5001"      tcp_forward " 192.168.1.3      5002"      tcp_forward " 192.168.1.4      5003"      ...      tcp_forward " 192.168.1.58     5057"      tcp_forward " 192.168.1.59     5058" 

     
• 30 Jan 11
  

  JD Osterman

  tech-vpn

• 01 Apr 09
  

  J M
• 30 Mar 09
  

  iceydee

  proxy security bouncing unix firewall network howto sysadmin linux ssh

• 25 Mar 09
  

  Jos P

  work crypto howto netcat network ssh hacks tricks unix linux osx cli proxy firewall security

• 13 Jan 08
  

  Antti Kaihola

  admin linux networking security technology

• 20 Nov 07
  

  Jukka Kinnunen

  delicious ssh bouncing netcat

• 13 Sep 06
  

  José Canelas

  ssh sysadmin security unix tips

• 08 Dec 05
  

  Di Ci

  linux network ssh

Would you like to comment?

Join Diigo for a free account, or sign in if you are already a member.