An SSH tunnel provides an encrypted channel based on the SSH protocol.

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How can I use SSH to tunnel Minecraft clients to my MineOS server?

I have a MineOS Turnkey server running on my university's network and its locked behind their firewall. I have been able to connect to their Linux servers using SSH and then SSH to my server from ...
5
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4answers
2k views

SSH tunnel hanging

I'm trying to use an SSH tunnel from home to a computer in the university so I can access some articles. Both machines are running Ubuntu 11.04, the university machine runs openssh-server. I my ...
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0answers
31 views

.sh script (expect) to scp a folder via proxy [on hold]

I want to make a .sh script to upload an entire folder to a server via ssh (with a proxy in between). I was thinking on using something like expect. But I couldn't even copy the files yet. The info ...
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0answers
22 views

SSHD_CONFIG keeps corrupting on reverse SSH setup

I have a reverse SSH setup to traverse an impenetrable CGN NAT. It works well, but the SSHD daemon on the client behind the NAT keeps dieing for unknown reasons (fails to start-up). The client ...
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1answer
29 views

ssh tunel how to?

ok I have a following situation. machine1 , machine2 and laptop. I need ssh and scp protocol enabled such that I can access to machine1 and do some things there. also i cannot access to machine2 ...
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2answers
397 views

How do I route a spare network interface through an SSH tunnel?

I just bought a Raspberry Pi and I am wanting to route an ad hoc wireless network interface fully through an SSH tunnel that was created using another wireless interface. I want to do this so that I ...
1
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1answer
369 views

Directx application using wine over ssh -x

I'm trying to run a Windows app (Artemis video game - server mode) on my archlinux server. As it is an windows application I have to run it using Wine. As I'd like to be able to launch the server ...
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2answers
35 views

SSH Tunneling Through a Firewall to a Cluster

I work at a university but I often work remotely. There is a cluster computer at the university that I need to be able to interact with, but its behind a firewall. Let's call the firewall F and the ...
1
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1answer
28 views

Using SSH to allow Internet access

I have two hosts running on separate networks; A win7 machine and a Linux machine. Firewalls on the win7 subnet does not allow access to Internet resources, but it allows access to the Linux machine, ...
2
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1answer
23 views

Programatically / dynamically adjust SSH session port forwards

I have a workflow where I am trying to do the following: For a given existing SSH session, access the remote machinne and perform a process from which a port is returned (e.g. a remote daemon has ...
2
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4answers
1k views

Is there a way to have regular expression in ~/.ssh/config

I have two set of server. Test on production. All server have internal ip. currently I am using alias to login: Host pro-10 Hostname 192.168.1.10 ProxyCommand ssh production-server nc %h %p For ...
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23 views

tunnel 6to4 via ssh

Need Help regarding below setup. Before starting let me give you short idea about infrastructure and topology and the problem which we are trying to resolve We have 4 Machine i.e. A, B, C and D with ...
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1answer
115 views

SSH tunneling fails with “administratively prohibited: open failed” [duplicate]

I am trying to connect to internet via a server in local network. I don't have permissions to change server configuration. I want to do a ssh tunnel to that server and via that using socks proxy, I ...
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0answers
55 views

ssh: remote port forwarding failed for listen port <privileged>, although root

ssh root@host -R 135:other:135 Warning: remote port forwarding failed for listen port 135 Why? I'm root, nobody's listening on that port, subsequent -L 135:... works: ssh root@host -R ...
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3answers
63 views

Copying a file using SSH over a tunnel with cert forwarding

I need to find a way to copy files from mymachine to a server priv-server sitting on a private NATted network via a server pub-server with a public IP. The behind-NAT machine priv-server only has ...
2
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2answers
71 views

run a local SOCKS proxy tunneled through SSH

I was going through this post and couldn't quiet follow what is being implied there. A great "feature" I use every day at work: The ability to have SSH listen on port 443 so I can create a ...
2
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1answer
117 views

SSH over corkscrew and proxy get “ssh_exchange_identification” error

until few days ago I was able to connect to my remote ssh server, using corkscrew to tunnel the connection through the corporate proxy, with this simple configuration: ssh -v root@xxx.xxx.xxx.xxx -p ...
2
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1answer
130 views

Run SSH SOCKS5 proxy on system startup

I want to setup a linux server (Ubuntu Server 14.04 in this case) to be used as a SOCKS5 proxy by software on another client. Now this is pretty easy by running ssh -f -N -D 0.0.0.0:1080 localhost as ...
6
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2answers
259 views

Determine dynamically allocated port for OpenSSH RemoteForward

Question (TL;DR) When assigning ports dynamically for remote forwarding (a.k.a. -R option), how can a script on the remote machine (for instance sourced from .bashrc) determine which ports were ...
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3answers
1k views

How to bring back SSH session that was started with the -f option (run in background)

I'm pretty lost on this. From the man page: -f Requests ssh to go to background just before command execution. After starting SSH with the -f option, I have a working tunnel. But after I ...
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1answer
55 views

Specifying a random monitoring port with autossh

I have many reverse ssh tunnels and because monitoring ports can't be reused, I am trying to find a free random port for monitoring. Meanwhile I specified -M 0 and the forwards work great and in ...
0
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1answer
88 views

Remote Xfce session in a separate console?

I have the following setups: A netbook with Xubuntu 14.04 and desktop PC with Debian 7. I can connect from netbook to desktop through SSH. I want to start a separate X server on netbook and host on ...
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0answers
46 views

SSH Tunnel with autossh

I can't seem to find a close enough example but here it goes. I'm trying to in the end setup rsync from one server to another through an ssh tunnel. Local (my machine) will run the rsync to pull ...
0
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1answer
125 views

How does a cisco device know if I'm connecting via telnet or ssh?

I'm experiencing strange behavior with a Cisco UC520 router. When I am directly connected to the router and telnet to it using this: telnet 192.168.1.1 23 Then I get a successful login prompt: ...
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2answers
54 views

SSH into multiple remote machines through ssh tunnel [duplicate]

I am new to ssh-tunneling. Basically I want to be able to get ssh access to servers in a remote lab (say subnet 1.2.3.X). I can log into a machine that is visible say 11.22.33.44 I want to be able ...
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45 views

SSH fork kills connection

I am using a linux script which has the task of forwarding control of the system to remote support. In this script one of the commands is a ssh port forward command that will forward the port of the ...
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1answer
46 views

Reverse ssh tunnel in config

How can I establish a reverse ssh tunnel with my ./ssh/config file? I'm trying to reproduce this command ssh -R 55555:localhost:22 user@host in my .ssh/config file so that when I type ssh host ...
6
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1answer
148 views

Work around two-factor SSH auth with Master connection and port forwarding?

The problem 1.0 I'm working on a server that only supports two-factor auth (keypair auth is disabled). So every time my SFTP client wants to upload a file, it asks me for a token... after 3 minutes ...
2
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1answer
97 views

Creating an SSH tunnel from a linux VPS to a web server database

I'm creating a server application that clients will connect to. The server application is running on an Ubuntu Server 14.04.1 VPS. The server needs to be able to connect to a MySQL database hosted on ...
4
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1answer
79 views

Tunnel HTTP traffic over ssh

Here's my setup. I have a private network with one public IPv4 address. On this private network, I have two servers, 192.168.1.10 and 192.168.1.20. .10 is my ssh bastion host. I have set up port ...
2
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2answers
533 views

Tunnel yum traffic through another server via ssh

I am running a Fedora desktop behind a corporate proxy that is blocking yum traffic (specifically *.gz and *.bz2). I have access to a separate RedHat machine via ssh which can download anything it ...
16
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4answers
6k views

Can I pipe /dev/video over ssh

I have two computers, a desktop in my office ( with a webcam attached ) and a laptop somewhere else on the network. Usually I take a look at my office through my webcam by running ssh Office -Y ...
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43 views

RDP from Windows PC to Linux

I have my Windows on network A and Linux machines on network B. I want to access the 0th desktop of one of the Linux machine from my Windows. I can ping my Windows machine on network A from the Linux ...
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1answer
61 views

Run script after GDM login into GNOME?

I recently bought a laptop and wrote a script that sets up a reverse ssh tunnel if a certain user logs in through GDM. I did this because I've had a laptop stolen in the past and would like to be ...
9
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3answers
5k views

SSH: tunnel without shell on ssh server

I have to set up a tunnel between two hosts. For this i use ssh in this way: ssh -L MY_LOCAL_PORT:FOREIGN_ADDRESS:FOREIGN_PORT MYUSER@SSH_SERVER after that, I login into my SSH_SERVER. How can I ...
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1answer
188 views

How do I troubleshoot ssh tunnels disconnection?

I am using SSH tunnels launched via autossh at boot on a device installed at remote locations. Up to now everything was working fine but yesterday the connection partly went down and autossh wouldn't ...
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1answer
28 views

remote desktop on host

I have a host and I need people from Europe to access application on its desktop. So far I have told them to use ssh -x -C user@host and then launch an application with application& to get the app ...
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0answers
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Forcing broswers to use a different host and port when viewing websites over ssh-tunnels

I've setup an ssh tunnel to a network that has a website I need to view. However, when requesting the page my browsers sends the host localhost and url http://localhost:1234 in the HTTP headers. Is ...
1
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1answer
281 views

VNC & SSH : local (win-putty) -> hop (linux) -> remote (linux)

I'm gettin a headache trying to access a remote VLC & SSH. This is the situation : Local : Win box behind NAT, dynamic IP. I want to connect from here. Hop : Linux box, static IP server Remote ...
3
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1answer
85 views

How do you verify if an INCOMING ssh tunnel is still up and who it belongs to?

See edit below for short version I am having issues displaying the status of the ssh tunnels on our server. Here is some relevant info: user001 = remote client's username 123.123.123.123 = ssh ...
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1answer
57 views

How can I use a Raspberry Pi as a router between two WiFi networks?

I want to RDP from PC1 (Running Windows 7), to PC2 (Running Windows 7) using Pi (Raspberry Pi running Debian). This the network situation: Network1 Network2 ...
3
votes
1answer
124 views

x11 connection established but magic-cookie value different?

From my local machine I ssh to a remote server along with authentication regarding X display. I know that in this process, MIT-MAGIC-COOKIES are used and the value in both server and client needs to ...
2
votes
1answer
361 views

SSH local port forwarding for web traffic requires proxy configuration in browser settings?

I enabled SSH local port forwarding with a command ssh -NL 8080:whatsmyip.org:80 <remote-sshd-machine>. Now when I opened up a Firefox and navigated to http://127.0.0.1:8080, the web-page did ...
2
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0answers
158 views

iptables rule to transfer UDP through a SSH tunnel

The problem I have two programs that runs on two distant computers and communicate through a specific protocol. All I know is that this protocol only communicates through UDP and uses the ports 1101 ...
0
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1answer
553 views

How can I mount a remote sshfs directory of an publicly inaccessible server on my inaccessible client machine?

This is an extension of the question by @Andrei How to mount remote SSHFS via intermediate machine? Tunneling? I'm in the same situation that I want to mount a remote directory, however the ...
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4answers
2k views

rsync over ssh tunnel

---------- /| /| ------------ | Home | | | | | | Work | | |--------| |---------------------| ...
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2answers
302 views

SSH tunnelling explained in layman's terms

I've just used this guide to create a SSH tunnel to bypass my corporate proxy. I didn't use the usual "Putty", but in "MobaXterm" (a program similar to putty that also offers unix tools) I wrote, to ...
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2answers
211 views

Allow multiple remote connections to an ssh Dynamic forwarded port

Let us assume I have three machines A - Server to which I am sshing to B - Client from which I am sshing C - Another Client in B's subnet Now, I set up dynamic port forwarding for port 1235 by ...
2
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3answers
2k views

MySQL Workbench Cannot start SSH tunnel manager

I don't know why this error is happening when I try to connect by MySQL Workbench. Cannot start SSH tunnel manager. I'm using slackware 14.1 and installed all dependencies.    
3
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2answers
310 views

Auto restart ssh session after sleep

I have an active ssh session to a remote server that it would be nice to be able to restart upon waking from sleep/hibernate (ubuntu), and seamlessly restore tunnels. The Gnome Terminal window is ...