An SSH tunnel allows forwarding any traffic over the SSH protocol. This is used to secure the transmission or allow data to be exchanged where network restrictions are in place.

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tunneling ssh authorization

Do I need to have a private key on the interim server pc2? I want to connect to pc3 through pc2 without any possibility for pc2 to intercept or forge traffic from pc1 to pc3. I am on pc1. There is ...
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435 views

Mount a filesystem (using FUSE) with SSH through two computers [duplicate]

Possible Duplicate: How to mount remote SSHFS via intermediate machine? Tunneling? I can mount a filesystem over SSH directly with $ sshfs hostname: mountpoint However, in order to access a ...
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1answer
1k views

Linux Subversion configuration file

I've moved my SVN repo from one host to another. The new host requires I commit by using svn+ssh:// instead of https:// like my previous host did. One issue I can't escape is no matter what I do I ...
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How do I SCP a file through an intermediate server?

I'm using Ccygwin on WinXP (with the bash shell). I want to SCP a file from my localhost to a remote machine -- host2. However, I can only SSH to an intermediate machine -- host1, and then from ...
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Ssh tuneling and logging

I have access with ssh to server. If i use it as tunnel for bypass local firewall, how can my actions can be logged in server? Does it safety for me, and is secure for me, if other people have access ...
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Tunnel router's outbound traffic through ssh?

Not looking for VPN. Trying to bypass traffic counter by tunneling to a m/c (non-restricted non-counted with no root access). Currently I am doing a tunnel(via sshuttle/tunnelier) for every client on ...
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401 views

Complicated use of VPS to access internal system, using SSH tunnels

I am not exactly sure what the best solution would be for this problem, but I have a VPS with 3 ips. I have a unix system behind a home router with no ports forwarded. I want to be able to access ...
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ssh into a remote server and use its internet connection in Chrome

I believe this is called connection tunneling? or proxy? I want to use the internet connection of a remote server, is it possible? with Chrome or Firefox + ssh? How would I do that? S.
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173 views

gnu screen losing DISPLAY connection

I ssh tunnel into a remote desktop running Ubuntu via a terminal - and use gnu screen to do my work there. I have enabled X11 forwarding in my ssh config for the use of X11 applications launched from ...
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1answer
956 views

Putty tunneling to localhost:5900 works in windows, won't bind to localhost in ubuntu 12.04

Putty tunneling to localhost:5900 works in windows, won't bind to localhost in ubuntu 12.04. How can I get it to bind?
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55 views

Make a program use other ports

My school network is behind a very strict firewall, and I can't connect my e-mail and other programs. Are there any ways to avoid this problem?
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What's the principle behind OpenSSH subsystems (or command= option)?

In OpenSSH one can declare a subsystem in the configuration file (/etc/ssh/sshd_config) or force a command such as svnserve to be executed by including this in the authorized_keys line for a ...
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ssh port forward

I wanna connect to a group of machines using a specific machine using ssh tunneling. But in all solutions found, I need to specify a entry per machine in my ssh config file. I would like to use a ...
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394 views

How do I tunnel SSH through 2 hosts?

I'm working from a network that blocks some high ports which prevents me from SSH'ing into my Windows machine on my home network from my Mac. I normally use the following command to establish a tunnel ...
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821 views

“noshell” for ssh proxy users

I like to setup a special ssh user which is only allowed to tunnel web traffice through my server. I do not want to make an open proxy. This brings me to my question: Is there a "noshell" shell for ...
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Differences between ssh -L to -D

I'm trying to understand the differences between ssh -L to -D. Is there anything else except for that -D is SOCKS only? Thanks!
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812 views

Web browsing through SSH tunnel gets stuck/clogged

I use tools like Tunnelier to log into my home Tomato router through SSH, and then use it as a proxy for web browsing, tunnel for Remote Desktop/VNC, etc. Most days it works great, but some days ...
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2answers
356 views

How to do complex port forwarding (sort of)

I have a very different situation. My laptop named A, another machine B(ip-172.16.28.3) with ssh server installed and i have an account on that machine, the third machine C(ip-172.16.24.3) is a proxy ...
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784 views

SSH behind proxy ?

What is the best way to SSH to my sever behind company proxy , it seems that 22 port is not opened by default , is there any simple way to do that rather than to install corkscrew ?? When I do : ✗ ...
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171 views

ssh to remote host on mac

it looks like a simple case, but I cannot make it work. We have an internal CI (Continous Integration) application running on our internal server (lets say its address it ciserver.com and the ...
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How to script a database migration using an SSH tunnel?

I am trying to create a sync.sh script that coordinates with our less-than-ideal version control for our website. This script will migrate a live copy of the database to our development environment ...
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2answers
5k views

chrome socks proxy through ssh forwarding timeouts

I'm attempting to forward all traffic through from Google Chrome through a SSH tunnel. When Firefox is configured to use the tunnel, it works. When chrome is launched with the proxy args appended, it ...
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485 views

Tunnel my ssh connection to a Linux server via a remote windows server(2003)

I am trying to connect to a linux server from my local windows machine. But the linux server can only be accessed via another windows server machine. So now I am doing: Local windows machine--->...
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1answer
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How to run a putty ssh tunneling as Windows service?

In Windows XP or above, I may run a shell command putty.exe -load ssh_tunnel to start a ssh session configured as ssh tunneling. I want to ssh tunnel session become available when my computer ...
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311 views

Reach computer behind a NAT or Proxy

I have a home PC connected through twoway satellite modem. I cant reach from outside, so after a some research I found a solution which is reverse ssh tunneling. but I have a few question regarding ...
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ssh tunnel via specific interface

Client -ssh-> Server --> Internet Normally I initiate an ssh tunnel with: ssh -D 1337 admin@nas On the server I have two interfaces: eth1 and ppp0. Right now it uses eth1 when tunneling, but ...
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959 views

Running into errors reattaching to a GNU screen session that tunnels X over SHH

After tunneling X over an SSH connection using screen on the remote, how can I reattach the screen session from another machine and tunnel X to that other machine? I either get "cannot open display" ...
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How can I `ssh -X host` into a Windows 7 machine and have Windows apps open in Gnome?

How can I ssh -X host into a Windows 7 machine and have Windows apps open in Gnome like they would if I were ssh'ing into another Linux machine?
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Accessing IPv6 addresses through an SSH tunnel

I have a remote Arch Linux server which has IPv6 enabled (through Tunnelbroker, I am able to do ping6 ipv6.google.com successfully) and I want to know if it's possible to use PuTTY on my Windows 7 ...
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791 views

ICMP Tunnelling IP vs Tunnelling TCP?

Could someone please explain the difference between tunnelling IP data using ICMP packets and tunnelling TCP data via ICMP? Obviously I know this is going to be something relevant to the different ...
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1k views

SSH tunneling along with Tor

I've been reading about Tor and it's benefits regarding anonymity, but I've also researched its problems. If I understand correctly, when I access a website using Tor the packets are secured using 2 ...
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1answer
268 views

Limit URL's accessible over a SSH Tunnel

I have a server and I want to offer a tunnel through this server to some of my friends. But I want to limit the sites they can access using this tunnel. My plan was to create a user account without ...
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1answer
1k views

How to keep ssh connection alive?

Sometims I need to keep ssh connection alive for hour or even more. Mysql big dumps or big TAR archives, for example, may require persistent connection for a long period of time. But Iam keep ...
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SSH Reverse socks tunnel

ssh -D can make a socks port at local machine, which pass the traffic to the remote, then to other places. ssh -L port:host:hostport, listen port at local machine, pass the traffic to "host:hostport" ...
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275 views

Which SSH config option stops me from SSH'ing through a SSH tunnel?

I am trying to connect directly to a my work computer (work) which is only available via an outside server (outside). So, the network path is: home » outside » work Ideally, this should work: home$...
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uTorrent and PuTTY -> How to turn the connection into an active one?

There is an active, and passive mode when we talk about torrent. Passive, is when you can't connect to the peers actively. Active is when your ports are forwarder, and others can connect to you. ...
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Multiple command prompts with one SSH connection?

I have a need to do a lot in vim on a remote server which I need to SSH into. I find that it is best if I can look at multiple documents in multiple windows on my desktop, so to do this I open two or ...
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SSH tunnel over 2 servers

I used the following command to create a tunnel from my system to server1 and from server1 to server2 to have a tunnel from my system to server2 ssh -t -t -L4450:localhost:5590 user1@server1 'ssh -L ...
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180 views

How secure SSH dynamic port forwarding?

I'm using SSH's dynamic port forwarding to host a socks proxy on localhost. I'm trying to find out if the connection between my computer and the remote server/destination is secured. Will my ISP or ...
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1answer
261 views

How do I create a service that directs traffic to an SSH tunnel?

I have the following scenario: A service listening on port 6678 on Computer C Only computer B can access computer C via ssh Computer B is accessible globally I would like to do the following: ...
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An equivalent of ssh port-tunneling for Windows servers?

my home is Linux servers where SSH can always be used to get around a slightly-too-restrictive firewall. At work however, all of the servers we deal with are Windows based. I'm needing to connect to ...
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Would it be possible to create an SSH tunnel through a mobile phone call?

I was thinking the following: A lot of phone companies give you a couple of phone numbers that you can call for free. Suppose we have 2 mobile phones: P1 = Phone 1 P2 = Phone 2 P1 have free calls ...
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1answer
3k views

How to encrypt SOCKS5 traffic?

When I use my laptop in open Wi-Fi networks I want to tunnel all my TCP/IP traffic through a SOCKS5 server running on my VPS. I'm using Windows 7 and Proxifier in order to tunnel ALL traffic through ...
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1answer
519 views

What is the most MTU efficient way of creating a network tunnel?

I am currently using SSH tunneling to connect to the internet via a remote computer using the -D ssh argument. I've recently run across a problem with this solution -- the SSH protocol decreases the ...
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Dropped ssh/X session, how to pickup where left off?

I am VPN from a Linux box to another. I log in to the other box with ssh -X. I open an X window/program in an attempt to do a software installation. The painful truth is that this software cannot be ...
2
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1answer
5k views

SSH tunnel connection refused

I have a remote machine (IP XX.XX.XX.XX) which runs an app written in python/cherrypy which opens a port for http connections on the loopback interface. If I login into the remote machine (using ssh) ...
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2answers
10k views

How to make remote connection (ssh tunnel) with putty/ssh?

I am trying to make a tunnel between a server and laptop with Putty. The problem is, since the laptop has no public IP adress, I have to make a reverse connection. But I really dont know how to do ...
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All client outbound SSH is being blocked … are there any workarounds?

I want to ssh out of a machine running a client to connect to an SSH remote server. The reason I need this is to port forward/tunnel and get an open connection to an application on the client. The ...
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2answers
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If I route traffic through a SOCKS proxy, does the remote host do the DNS lookups?

I sometimes route my Web traffic through ssh using a SOCKS proxy. The purpose is to have all traffic be encrypted. The way I do it is to open up a terminal and run this... $ ssh -v -C -N -D 9000 ...
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scp through intermediate server

I need to copy a file from a computer I can only access via SSHing into an intermediate computer. Home -> server.com -> cluster.com I'm trying to copy from cluster.com to home. I can ssh from ...