Tunneling is the act of encapsulating one protocol inside another.

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Redirecting marked packets to Tun device

I have a small program that needs to do various things with a selection of packets, based on various iptable rules. The packets are MARKed this way: iptables -t mangle -d 10.10.0.0/16 -j MARK ...
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7 views

Gre tunnel keep-alive for linux?

Is there a gre keep-alive kernel module or such that can be used on Linux 2.6? I would like to use gre keep-alive on linux.
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7 views

Built in GRE keep-alive in Linux?

Is there a built-in gre keep-alive mechanism in Linux (iproute2 or such)? How do I enable that feature in such a case?
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27 views

IPSec tunneling mode vs transport mode vs transport+L2TP

According to many docs, transport mode should be used in host-to-host IPSec, while tunneling is used to connect gateways and L2TP is used for remote access. But nothing prevents me from using ...
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1answer
36 views

What is creating the utun0 network interface on OSX? What is for? What is it exactly?

What is creating the utun0 network interface on OSX? What is it being used for? What is it exactly? The interface only appears after connecting to the Ethernet or turning on the Wi-Fi and goes away ...
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2answers
30 views

link machines which are both behind NAT via ssh tunnel

I have two machines. both behind NAT. Also I have access SERVER from each machines. Is there way to do ssh tunnel from machine1 to machine2 via SERVER? Client machines are linux mint. SERVER is ...
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1answer
16 views

running scripts using SSH Tunnel mac

I have got a SSH tunnel setup using Coccinellida tunnel manager but I really can't work out how the hell I run the scripts I need to!?!? its says it is connected but I have no text area to write the ...
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1answer
69 views

Time Machine on Ubuntu Server via SSH tunnel - backup fails

I have an afpd up on my Ubuntu server. Everythings works fine in LAN. If I want to make a backup for a user via ssh tunnelling it fails, although it works in lan. The tunnelling works fine. When the ...
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1answer
35 views

How should I configure cntlm in order to use its tunneling feature?

pals, I'm using a PC (OS: Windows) inside a corporate network (a LAN) which allows internet connections through a proxy (classical situation), and I can't access to certain websites (Firefox is my ...
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18 views

How do i remotely connect to linux box bu tunneling via windows machine

i have a windows machines which serves as jumpb box where it has access to other network behind the firewall and i can do RDP from my laptop(windows) to this windwos machine (JB) Now i need to ...
3
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1answer
41 views

How latency (ping) reduction services work? [closed]

Services like "NoPing Tunnel" and "Tibia Tunnel" provides to it's costumers a software that makes the game client ran over a proxy tunnel instead of directly connect to the official game server. By ...
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0answers
15 views

Iodine server not accessible:

I'm trying to get Iodine running on my Kali Linux server but I keep getting errors. Following the instructions, I: Created an A record at noip.com - myname.ddns.net - for my router's dynamic IP ...
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1answer
23 views

Connect two computers on different networks using a computer that is on both networks

I have three computers on my network: computer_1, computer_2, and computer_3. Computer_3 can access computer_2 Computer_2 can access computer_1 I need to access Computer_1 from Computer_3 but ...
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24 views

Mac Host access -> Putty Connection to unix

I'm trying to access in my Mac Host Web Browser to a putty SSH connection to a Linux Server that I have made and that required a tunnel. I can ping from my Mac Host to the Windows Virtual Machine but ...
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2answers
30 views

Connect to database server inside a tunnel inside a router

I'm using Ubuntu and trying to connect to a database server wich is accessed by a tunnel in my server wich is inside a router and I only have ssh connection to my server. Is there a way to do that? ...
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0answers
22 views

ProxyCap refuses to tunnel connections

I have installed the latest version of ProxyCap (5.27), enabled it and configured a block all rule (internet access should be restricted). However, it doesn't work. The software is running as well as ...
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1answer
21 views

SFTP connect through an other server

I want to connect to my account in a server of my university. When I’m there I only have to do “ssh user@FinalServer/home/user” or create a folder using “sftp://user@FinalServer/home/user”. ...
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1answer
64 views

Running tunneled IPv6 in Windows 8.1 without gogo6 Client

I have just discovered that my ISP (IT Fastweb) provides IPv6 services to home users. Willing to try out connectivity, I have read their page about configuring IPv6 with gogo6 client. Their guide ...
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28 views

Reverse SSH tunnel all ports to LAN

How can I reverse SHH tunnel all ports on a remote server so any requests made by the remote server go through the client? E.g. client ssh into server server requests google.com request goes from ...
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1answer
38 views

Having difficulty understanding ssh tunnels [closed]

I am having trouble setting up and using a ssh tunnel. Let me explain the situation in detail: I work on a windows machine, called A. I can ssh into a linux machine, called B, from A. I cannot ...
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34 views

Connect to ssh (port 22) through tunnel opend in putty - Windows -

I want to connect to a remote sever (host1) that accessible only from it's private network. Another server (host2) accessible from the Internet. I opened a tunnel to host2 using putty and tested it's ...
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0answers
31 views

VPN split tunnel force specific domains to go to VPN

I have a VPN server that I am connecting to on Windows 10 (pretend it is Win8) via a split tunnel. There are some domains, let's call them a.vpndomain.com and b.vpndomain.com, that I want to connect ...
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1answer
97 views

Fast http tunnel through transparent http proxy

I want to create a fast http tunnel through a very restrictive firewall (BLOXX). As far as I know only TCP port 80 is allowed going through a transparent proxy. Https traffic is also captured, working ...
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18 views

SSH Tunnel from inside SSH Server

I have a server that i want to be accessible through AFP/FTP/Other over the internet. I read that it is not very safe to just forward the ports and that it's better to do something like this through ...
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1answer
52 views

IPv6 tunnel broker, other devices unable to access ipv6 internet

I'm trying to use a Raspberry Pi to set up as a tunnel broker via tunnelbroker.net. I have a simple set up that looks roughly like this: Verizon ISP Switch/IPv4 Router | |----- ...
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1answer
42 views

Make private computer's IP accessible by server

To say it in other words: My computer has an IP address 1.1.1.1 and the server has an IP address 2.2.2.2. My computer can access the server's IP 2.2.2.2 and work with services running on its ports ...
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16 views

scp/rsync through a SSH gateway using authorized_keys

My Network layout is similar to the diagram in this post (SCP through SSH gateway connection). With respect to the answer by Ash Vince in that post, I am would like to know if it is possible to ...
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24 views

Route all traffic via established (preferably SSH) tunnel

In our company we are using some kind of VPN to access our internal network. The Procedure is following (this works only on company's notebook with installed all security features): 1. Open web ...
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1answer
43 views

How to create ssh tunnel with putty to connect Neo4j database

in my school work I have to use computer on which is installed Neo4j database client. I want to connect to this computer from my laptop. I had this configuration set but my system crashed and now I ...
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70 views

Force all traffic through proxy

My scenario is like this: I connect to my university server from my home (using Bitvise, Putty or SSH). I enabled SOCKS/HTTP proxy forwarding. I can configure my internet browsers to use this proxy ...
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27 views

Mimic open ports through ssh-tunnel

TL;DR Can you run local connections to myserver:1234 throung a ssh tunnel. I have a application that tries to connect to myserver:1234, but that port is closed outside our server-cluster. I can ssh ...
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77 views

Shrewsoft VPN connection disables internet on Linux, but not on Windows

I am using the Shrewsoft VPN Client 2.2.1 on a Windows 7 machine, and on an Antergos (Arch) machine (installed via AUR), to establish a VPN connection to a customers intranet. In my configuration ...
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22 views

Best approach for having an auto-restarting SSH tunnel service in Windows?

I use an SSH tunnel (with certain parameters, e.g. forwarding certain ports) to this server I work with. I run putty with the appropriate profile and everything works fine. But - I want this to happen ...
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1answer
23 views

Connecting to LAN webserver through a tunnel on LAN node? [closed]

So I have work computer that has access to LAN webserver that is not accessible from WAN. Now I want to plant some kind of silent software in my computer to allow me to tunnel to said server through ...
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1answer
17 views

Get the real IP address when using a reverse tunnel with ssh

Let's say I open this tunnel from my local: $ ssh -l user@135.95.66.88 -R 2401:135.115.12.68:2401 Then from 135.95.66.88 I can verify the tunnel: $ telnet localhost 2401 I know that by using lsof ...
2
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1answer
47 views

using an ssh server's tunneling capabilities as a web proxy

With SSH you create a tunnel for a host at a time. With the tools available this is usually a manual process. So if you wanted to do SSH tunneling for, for example, google.com, you'd have to maybe ...
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1answer
29 views

Is it possible to check for blips in internet using SSH tunnels?

So basically at work we're losing internet connectivity for just a few seconds at a time, which is enough to kill our SSH tunnels, kill our VoIP calls, etc. I have a cronjob set up with my own script ...
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62 views

Tunneling IPv6 through IPv4 for a specific application?

Client: Supporting only IPv4 (OS: Windows 7) VPS: Supporting IPv4 and IPv6 (OS: Debian) On my client machine I run Proxifier in conjunction with PuTTY. With PuTTY I can create an SSH connection to ...
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92 views

SSH Reverse tunnel assistance with application

Well it does in a way. If I do something like: ssh -R 27011:localhost:25566 USER@NAME.COM -p 27010 NOTE: substituting the real username and domain with USER@NAME.COM for security. NOTE: The port for ...
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34 views

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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1answer
149 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
73 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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121 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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0answers
23 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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0answers
42 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
667 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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305 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
93 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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0answers
169 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
266 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 ...