Tunneling is the act of encapsulating one protocol inside another.

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Using a tunnel to connect to another PC on my home network

How can I connect to another pc on my home network using a tunnel ? I have an ssh tunnel setup to my PC at home and I use it as an additional level of security when I conect over unencrypted access ...
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22 views

Tunnelling UDP Traffic Through OpenVPN

Referring to this answer I'm trying to route UDP streaming through an available OpenVPN tunnel. On the VPN client machine, I've access to a UDP stream over an IP (udp://1.2.3.4:5555) which I want to ...
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2answers
49 views

Can websites be filtered even when requests are sent through an encrypted ssh tunnel?

I'm in China and using an ssh tunnel to connect via a proxy to servers. It works well for most sites that otherwise would be blocked (e.g. Google, Gmail, some news sites). However, Facebook, Google+ ...
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33 views

IP Tunnel / VPN / IPSec How to on CentOS/RHEL

I'm trying to connect two LANs that can't directly connect to each other through a bridge that can be accessed by both LANs. Here is the scenario: LAN #1 is on 192.168.0.x at location X and cannot ...
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21 views

SSH-Tunnel ist not working sometimes

I´ve got an application server which is generating a *.txt-File; this file then is being transmitted via SSH-Tunnel to a remote server. Most of the time the file is being transmitted correctly and ...
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30 views

Proxy to allow FTP and SFTP

I need to set up a system that allows FTP and SFTP to LAN users. In my company, we have 2 internet connections: normal one restricted one (provided by the ERP company): proxy that only allows ...
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1answer
39 views

Chrome ssh tunnel forwarding

I am first logging into an ssh server. Then I am trying to use Chrome for ssh tunnel forwarding. Is there a gui way of doing this? I can do this in Firefox's gui in like 10 seconds so I would thing ...
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148 views

Which SOHO hardware/router to use for high speed OpenVPN client

I need to establish a OpenVPN tunnel for my internet connection. Because not every client in my LAN is capable of doing this, I want a router which can handle it. The favored OpenVPN tunnel throughput ...
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3answers
63 views

Tunnelling into a computer to get access to Internet

I have a basic understanding of tunnelling The Remote system has a web server installed and connects to internet using a LAN proxy server. I can tunnel into Remote Computer(Dynamic Port Forwarding) ...
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58 views

can't connect to novnc via ngrok on some computers

I am using novnc and ngrok for quick access to my Arch Linux box. I created an ngrok subdomain to localhost:6080 I fill in the novnc window over the internet like this: Host: mysubdomain.ngrok.com ...
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1answer
50 views

Establishing a multi-hop ssh tunnel through an ssh1 server

I'm having trouble tunneling through an ssh1 server. This is on a customer's machine and no, they won't update to ssh2. A bit of background: I can successfully tunnel through the customer's gateway ...
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1answer
61 views

Is it possible to get two IPv6 networks to communicate over IPv4 Internet in this case?

I have a setup of a laptop connected to a cellular IPv4 network (3G usb dongle) and PC connected to another IPv4/IPv6 network. Both have been configured to run as IPv6 routers and each has its IPv6 ...
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67 views

SSH tunnel through Android

I've been having some trouble with SOCKs proxies and Windows. Currently I have mapped my local port 22222, to my ssh server at home. When I configure my browser to manually push all traffic through ...
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3answers
46 views

Tunneling for remote access

Most of the TCP/UDP ports are blocked within my campus network. I've argued this issue with IT department but I've got nothing. I need to access my computer at university when I'm at home. Is there a ...
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0answers
69 views

Using Tap/Tun to intercept packets at IP level

I am working on a research project involving ARP poisoning. I would like to intercept packets on the IP level. If my machine receives a packet with an IP address not destined to it's own IP ...
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50 views

How to connect to the a Linux machine behind a router via ssh tunnel

I'm using Windows system (Machine W). I want to a Linux machine (Machine L) behind a router via ssh tunnel. I have another Linux machine (Machine T) to establish ssh tunnel. I want only packets for ...
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1answer
258 views

svn checkout with ssh tunnel on fedora missing ssh-askpass library

I'm running fedora 20 and when I try to run svn checkout svn+ssh://repo I get this error after typing my ssh passphrase for my key: ssh_askpass: exec(/usr/lib64/misc/ssh-askpass): No such file or ...
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3answers
58 views

Trying to encrypt data

I have an application which transmits plaintext data over the network on a given port, say port 4000. This data is for another application which is running on my vps. How could i encrypt this data ...
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2answers
66 views

SSH Tunneling into a remote server

Reddit is blocked by my ISP. :( I want to bypass it using SSH Tunneling. I have an (trusted) remote web server I can use (have the username and password). I have downloaded PuTTY and can ...
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19 views

what happens to my IP my inner VPN uses if my outer VPN channel breaks down?

I want to use a VPN tunnel within a VPN tunnel. So I establish a connection first, and then another one, which will already by routed via the first. The first is the outer one, the second the inner ...
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1answer
280 views

SSH tunnel through two servers to access a web service on port 9091

what I have is a "phone-home" service running at remote1 that connects to LAN1 via: ssh -N -R 16864:localhost:22 <myuser.on.lan1>@<lan1.ip> so from the SSH terminal on LAN1 I can easily ...
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1answer
338 views

Why can I not connect to a reverse SSH tunnel port remotely, even with GatewayPorts enabled?

I require constant SSH access to a host in our department, whose IP address is dynamically allocated. I've set up a remote SSH tunnel from the target host to one of our hosts that does posess a static ...
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129 views

Linux graphical alternative to WinSCP tunneled connection

Is there a Linux or multiplatform software with GUI that allows you to browse and download files from a server behind a SSH tunnel (this is a winscp example)? ...
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20 views

show dynamic ssh tunnels on server

SSH offers a cool feature via -D option to create dynamic destination tunel over ssh connection. Is it possible for me as a server admin (e.g root) to get a list of these tunnels that users created ...
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19 views

Wrapping a point-to-point link

I'm using a pair of IP radios (non-WiFi) to bridge my office engineering LAN (172.0.0.0/8) to a lab in another building. The radios work fine, but they expose a web management interface I'd like to ...
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1answer
86 views

Accessing Router deployed at remote location using VPN

I am new to Networking and need help with some problems. I have Setup a router with OPEN-WRT and/or DDWRT which have VPN clients inside them. I studied many VPN concepts and came to know about site ...
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1answer
68 views

Tunnel in a tunnel multi-vpn

I started using some days ago a VPN service to surf the web anonymously. My worry is now that if the connection to the VPN server drops I will automaticaly get my real external IP from my ISP so my ...
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26 views

Proxying Minecraft through a SSH tunnel

My setup is this: My computer has a Minecraft server running on it, listening to port 25565. It is protected by a firewall, so can not be accessed externally (and I have no control over port ...
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1answer
150 views

SSH reverse tunnel to monitor and manage remote devices

I have a set a distributed set of devices running Ubuntu 12.04 that I am distributing to clients. I would like to manage them remotely. They may not have fixed IPs and potentially might be behind ...
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1answer
57 views

SSH tunnel through a workstation to a remote server

I have a situation that similar to what is posted here but not quite the same. I have access to a remote machine A that I connect to from a machine B using a private key with a passphrase. I'd like ...
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1answer
86 views

SSH “reverse” ProxyCommand

Normally you have a setup like: Workstation -> Firewall -> Server Were your Workstation cannot contact Server directly, but has to use log in into Firewall first in order to contact Server. ...
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1answer
23 views

Replicating Teamviewers Firewall Busting Capabilties for Standard Services

I love Teamviewers capability to bust through firewalls and gain access to a computer no matter where that computer is located. I am wondering if it is possible to achieve this same level of ...
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1answer
92 views

Prevent multiple ssh-tunnel to same port and ip

Im creating a few ssh-tunnel connections to a remote system with this command: ssh -R port:localhost:2222 user@ip If this command is now execute multiple times, it will create every time a new ...
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136 views

VPN tunnel drops due to packet loss

How much packet loss is required for a VPN tunnel to disconnect? I am trying to connect my Cisco VPN client, and while the tunnel is being established, the Client Connection terminates. Now when doing ...
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1answer
144 views

Tunnel over SSH

I have a VPS server running CentOS 6.5 and a also client running CentOS 6.5 I'm trying to make a tunnel connection over SSH protocol. I use -v option to debug, I cant find any problem but i cant ...
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91 views

Persistent ssh tunnels over unstable internet connection

I've got an ssh connection to some machine, let's call it gateway. I use this connection manly to establish tunnels to another machines at the same LAN (ssh -L and ProxyCommand ssh -W %h:%p ...), not ...
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1answer
7k views

How to set up HTTP/SOCKS5 tunneling proxy on Windows using freeSSHd?

freeSSHd was set up on the server. Putty successfully connecting to server over SSH. I have tried to configure tunneling for SOCKS5 and HTTP but it failed to work. Especially was tested on Opera where ...
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1answer
55 views

Setup ssh tunnel to access FTP on a remote server

I have an FTP server which is only accessible from 1 cloud machine (limited by IP). Is it possible to create an SSH tunnel between my home computer and the cloud machine so I can access the FTP ...
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1answer
380 views

How to release ports on the SSH server when a reverse ssh tunnel disconnects abruptly/uncleanly

Ok here is the issue, We have a some hardware we install at our customers' locations, that hardware connects to our ssh server and establishes a reverse ssh tunnel so we can gain access to several ...
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1answer
27 views

Background chained ssh tunnel dropped instantly

I'm trying to establish the following chained ssh tunnel: ssh -A -t gatewayuser@gatewayserver 'ssh -N -A -t -R 55520:127.0.0.1:55520 user@dbserver' & This is part of a shell script, I want the ...
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241 views

connecting to an autossh tunnel using putty

I have a problem connecting to a reverse ssh tunnel created using autossh using Putty in windows. Here are the details: I have two servers, one at work and one at home, both running linux. At work I ...
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1answer
633 views

IPSec with or without L2TP?

I'm referring to this question. And to be clear: This is really not about the old PPTP vs L2TP debate. ;-) I successfully set up racoon as an IKE server without any L2TP implementation running and it ...
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1answer
196 views

Use an SSH Tunnel to access a webapp on a phone through a middle-man

tl;dr: A -> B and C -> B works. How to get A->C to work? I have 3 hosts A. A local machine B. A middle-man C. A phone with a webapp running on port 333 Both A and C can SSH into B. So, A->B and ...
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1answer
258 views

VNC over SSH tunnel between Ubuntu Desktops 12.04 ¿All three 22, 5900 and 6000 ports open?

Ok, finally I got VNC over SSH tunnel working on LAN, but the objective is to use it on Internet, so I'm a little worried about the open ports the server has. Scanning the ports, I can see these ports ...
0
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1answer
89 views

Create a local SSH server (or proxy) for connection tunneling behind a proxy with authentication?

OS is Windows (any flavor, I can adapt). I'm having an issue where I need to connect to imap.google.com (and other services) and it only accepts port 995. If I try to connect normally, it timeouts. ...
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2answers
369 views

Restrict internet access through VPN/SSH tunnel to prevent leaking non-tunneled data (No router)

Pretty simple use case. Let's say I use various applications, and at no such time can any of these applications ever transmit data natively from my actual connection. Here's my actual problem in more ...
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643 views

How to setup Utorrent / Steam to work over SSH Tunnel

I have setup a SSH Tunnel using Corkscrew to bypass the HTTP Proxy and firewall to gain access to Internet but, the problem I am facing is that Utorrent is working only partially that is, only the ...
0
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1answer
47 views

ssh tunnel not working for external addresses

I am at a client site and they block some addresses so I am trying to use ssh to tunnel through my company's server. The tunnel works for intranet sites, but it fails but failing for pubic sites. ...
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2answers
349 views

How to combine ssh agent forwarding and tunneling?

I'm trying to Vagrant-ify a project in order to simplify dependency setup for my users. One of the dependencies is an SSH tunnel, from port A on host B to port C, using ssh's -L option. I can ...
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2answers
1k views

How to use Kindle through proxy?

I access internet in my college through proxy but my kindle paperwhite doesn't have any option to input proxy settings for a wifi network. How can I get it to work? What I did to overcome the problem ...