author | Oleksandr Gavenko <gavenkoa@gmail.com> |
Mon, 19 Oct 2015 17:04:52 +0300 | |
changeset 1769 | cadd23f8127f |
parent 1503 | 6c23414696fe |
child 1905 | fba288d59662 |
permissions | -rw-r--r-- |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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.. -*- coding: utf-8; -*- |
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Include common header with quick links.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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.. include:: HEADER.rst |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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=============== |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Network port. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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=============== |
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Fix: Has no 'contents::' directive.
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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.. contents:: |
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Port forwarding. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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================ |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh -L 8888:www.linuxhorizon.ro:80 user@computer -N |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh -L 8888:www.linuxhorizon.ro:80 -L 110:mail.linuxhorizon.ro:110 \ |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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25:mail.linuxhorizon.ro:25 user@computer -N |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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The second example (see above) show you how to setup your ssh tunnel for web, pop3 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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and smtp. It is useful to recive/send your e-mails when you don't have direct access |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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to the mail server. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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For the ASCII art and lynx browser fans here is illustrated the first example:: |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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+----------+<--port 22-->+----------+<--port 80-->o-----------+ |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|SSH Client|-------------|ssh_server|-------------| host | |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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+----------+ +----------+ o-----------+ |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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localhost:8888 computer www.linuxhorizon.ro:80 |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Reverse SSH Tunneling. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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====================== |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Have you ever wanted to ssh to your Linux box that sits behind NAT? Now you can |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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with reverse SSH tunneling. This document will show you step by step how to set |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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up reverse SSH tunneling. The reverse SSH tunneling should work fine with Unix |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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like systems. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Let's assume that Destination's IP is 192.168.20.55 (Linux box that you want to |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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access). |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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You want to access from Linux client with IP 138.47.99.99. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Destination (192.168.20.55) <- NAT <- Source (138.47.99.99) |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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SH from the destination to the source (with public ip) using command below:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh -R 19999:localhost:22 sourceuser@138.47.99.99 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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port 19999 can be any unused port. Now you can SSH from source to destination |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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through SSH tuneling:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh localhost -p 19999 |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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3rd party servers can also access 192.168.20.55 through Destination |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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(138.47.99.99). Destination:: |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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(192.168.20.55) <- |NAT| <- Source (138.47.99.99) <- Bob's server |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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From Bob's server:: |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh sourceuser@138.47.99.99 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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After the sucessful login to Source:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ ssh localhost -p 19999 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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The connection between destination and source must be alive at all time. Tip: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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you may run a command (e.g. watch, top) on Destination to keep the connection |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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active. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Port listening. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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=============== |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Connect to a server:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ nc hostname port |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Be a server:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ nc -l -p port |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Simple filetransfer. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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==================== |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Serve a file:: |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ nc -l -p port < file |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Receive a file:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ nc hostname port > file |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Filesystem cloning. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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=================== |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Serve the filesystem:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ tar cOPp --same-owner / | nc -l -p port |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Receive the filesystem:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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$ nc -w3 hostname port | tar xPp |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Disk cloning. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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102 |
============= |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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Serve the disk image:: |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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105 |
|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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106 |
$ dd if=/dev/hda | nc -l -p port |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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108 |
Receive the image:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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109 |
|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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110 |
$ nc -w3 hostname port | dd of=/dev/hda |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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112 |
Encrypted, compressed and IP restricted filetransfer. |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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113 |
===================================================== |
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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114 |
|
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Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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115 |
If combining encryption and compression, be sure to compress first then |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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116 |
encrypt when sending and reverse the order for receiving. Do not attempt to |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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117 |
encrypt then compress. Compression works by finding patterns which are |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
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118 |
destroyed intentionally by the process of encryption. Also, though not |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
119 |
required, specifying the IP address of the host that will be transferring the |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
120 |
file is a good idea. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
121 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
122 |
Serving a compresssed, encrypted file from 192.168.0.1 to 192.168.0.2:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
123 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
124 |
$ gzip -c < file | openssl aes-128-cbc -e -k thispassword | nc -l 192.168.0.2 12345 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
125 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
126 |
Receiving, decrypting and decompressing that file:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
127 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
128 |
$ nc 192.168.0.1 12345 | openssl aes-128-cbc -d -k thispassword | gunzip -c > file |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
129 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
130 |
Scan with nmap. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
131 |
=============== |
1503 | 132 |
:: |
1240
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
133 |
|
1503 | 134 |
$ nmap HOSTNAME |
1240
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
135 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
136 |
Scan with netcat. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
137 |
================= |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
138 |
:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
139 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
140 |
$ nc -v -w 2 -z hostname portrange |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
141 |
$ nc -v -w 2 -z hostname portlisting |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
142 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
143 |
Where portrange is for example "10-20" to scan all ports between 10 and 20, |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
144 |
portlisting is for example 11,20,135 will scan these ports. |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
145 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
146 |
I just tried this on windows xp, and the comma separated list of ports does |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
147 |
NOT work. Instead, use space separated list. eg:: |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
148 |
|
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
149 |
cmd> nc.exe -vv -w 2 -z www.example.com 20-25 79 80 110 137-139 443 |
70c6a3153bc7
Move "Reverse SSH Tunneling."
Oleksandr Gavenko <gavenkoa@gmail.com>
parents:
diff
changeset
|
150 |