Questions tagged [tunnel]

Tunneling is the act of encapsulating one protocol inside another.

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Web browser tab to tunnel to remote Web browser

I would like to be able use my home web browser from a remote location to avoid company Chrome extensions. The goal is to avoid the company password manager that can't be disabled and infests every ...
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VLESS XTLS Ubuntu 20.04 Server fails to hide Client's IP address

I am trying to set up VLESS and XTLS on a Server, but when I am connected, my Client IP is being exposed, instead of the Server IP. Maybe I am missing a basic config setting somewhere? Any pointers or ...
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How can I check if my data through VPS is using iodine (DNS tunnel)?

Using Wireshark there are so many calls that I cannot truly find anything. But, when I browse internet through Firefox, on Wireshark it says the protocol was DNS. But, while using the VPS as a proxy I ...
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How to tunnel my internet through an iodine client?

So, I have a vps that has a dns0 networking interface. (I used iodine to use my vps as a client and another vps to use as a server for dns tunnelling). When I open Firefox and browse the internet it ...
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Connect to local virtual machine through remote server

My goal is to access a Ubuntu Server that is running in a local VirtualBox publicly via the internet (both SSH on port 22 and HTTP on port 80). For now, I planned to do it like this: I set up the ...
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VPN Server behind CGNAT

I have 2 homes: home1 is using an ISP with CGNAT, home2 has a public ip address. I'd like to be able to connect from anywhere to a Wireguard VPN server from home1 (SH1) and use that connection to ...
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Forward ICMP to a tun interface

I’m creating a ICMP over DNS program. Here is what works: I read tun0 interface, fragment and send to the server the ping (tunneling), process the ping on the server, get the answer and tunnel and ...
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IPSEC tunnel lan to lan with VPS in the middle

I have an ipsec tunnel between two points with different static public ips, when the tunnel is stablished, each machine see the others with the private ip. The issue is that I want to put a VPS in the ...
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How to connect to shh without username and password for reverse tunneling

Is it possible to connect to a ssh server (to create a tunnel) just with just: ssh -R sPort:localhost:cPort myDomain.com instead of: ssh -R sPort:localhost:cPort user@myDomain.com (which also requires ...
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Can't connect to local Minecraft server using cloudflare argo tunnels

I'm trying to create a local Minecraft server and want people who are not in my home-network to be able to connect to the server. So I looked into it and found out about Cloudflare argo tunnels. I ...
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How to create persistent SSH connection between two servers in systemctl

This is my /etc/systemd/system/proxy.service file: [Unit] Description=proxy After=system.slice multi-user.target [Service] Type=forking User=root StandardOutput=stdout StandardError=stderr ...
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How to proxy and tunnel one IP Address via SSH?

I have two servers: A and B. Server A is my main server which hosts my website (in my country). Server B is a server in the US. I have limit to connect to some websites via server A, so I want to ...
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SSH tunnel via multiple hops : Connection refused

i have 4 linux VPS and one Windows Client. i want tunnel client to VPS-4 : client -> VPS-1 -> VPS-2 -> VPS-3 -> VPS-4 -> internet. i use the command in Windows OS CMD : ssh -D9999 root@...
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Securing VNC through SSH Tunnelling on External Network

I have a MacBook and a Mac Mini at home and would like to use vnc to manage my server remotely through the internet. On my router I have it set in the following way: Device Description External Port ...
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Route specific traffic via internet (eth0) to an external IP present on a local interface (wg0)

I have eth0 and a wireguard tunnel wg0 on my linux system. For some reason I need the external IP 1.2.3.4 to be present on wg0 so I have added it via: ip addr add 1.2.3.4/32 dev wg0. But I need UDP ...
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Open VPN tunnel to non-static ip behind NAT possible? (IE. Sim card)

I have a Rpi with a cellular modem and SIM card attached. I can browse the web and login remotely to it using something like TeamViewer. However, I would like to use it as an access point. I am in the ...
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carrier networking strange things

My configuration is as follows: my linux laptop ---eth---> openbsd_fw ---usb---> 4g_modem ----> internet If I run MTR to 8.8.8.8 it gives me the following: Host ...
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Securing SSH port forwarding?

I'd like to run a SOCKS server on a remote client (RC), that will receive requests (reverse-tunnel) from some cloud virtual server (VS), which will receive requests from my own local client (LC). In ...
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OpenVPN UDP TLS handshake blocked by provider - how to tunnel via SSH?

I'm trying to connect to a company OpenVPN over UDP, but I'm currently in a country that blocks VPN access. I can connect to the VPN, but after a minute or so, it fails with "TLS handshake failed&...
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How to make tunnels in linux without using SSH?

I have two machines on my network with IPs of 192.168.1.2(Server) and 192.168.1.3(Client). In the Server, there is an HTTP server running on the lo interface on port 8080 (127.0.0.1:8080) which only ...
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Can I use a VPN (I use VPN) for one Firefox profile on Windows?

Some services do not accept connections from VPNs. I would like to route the traffic that can use a VPN through one Firefox profile, and the rest through another. Is this possible? Nordvpn supports &...
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Browsing the web of a remote network via local reverse SSH tunnel on another device [duplicate]

Given the below network setup https://i.imgur.com/eMVJ5sz.jpg How would we go about exploring the web from Device C as if we were inside of Network B? Without using any external port forwarding. I ...
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Create a HTTPS Tunnel to avoid network hard limitations

Here is my problem : At work, if I don't want to use my phone for everything I use the provided connection to the internet, that goes through a network that has strict restrictions : basically all ...
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Trying to use miredo, missing libtun6.so.0

I am trying to use miredo, but when I run sudo miredo, I get miredo: error while loading shared libraries: libtun6.so.0: cannot open shared object file: No such file or directory Using Debian 10. ...
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Any way to use 6in4(Protocol 41) through nat?

Any way to use 6in4(Protocol 41) through NAT as my ISP wont give public IP's. If not, any other IPv6 Tunnelbrokers that can pass through NAT?
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How does Linux decide where to send an IPIP packet when no tunnel endpoint is specified?

I think of tunnels as having two endpoints. But it is possible to set up an IPIP tunnel without an endpoint. Example: ip tun add tunl0 mode ipip ip link set dev tunl0 down ip tun change tunl0 pmtudisc ...
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SSH Tunnel Detection

I have a query on SSH tunnel. I have a low cost VPS on which I am running an SSH Server on port 443. I use putty and create an SSH tunnel to bypass sites blocked. In this regard I have some queries. ...
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How do I intercept all udp packets and redirect them to a proxy?

System: win10 64bit . I want to positively intercept all UDP packets and then tunnel them through a proxy 127.0.0.1:29918, so they will all have to go through this proxy in order to reach the outside ...
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Tunnel internet connectivity to one specific LAN port

Structure: The main computer is a desktop computer with Ubuntu 18.04 and a dGPS (differential Global Positioing System) is connected to one of the LAN ports (enp2s0f1). The main computer receives ...
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ssh tunnelling to a non-standard ssh port for MySQL

I’m trying to do ssh-tunnelling via local forwarding to a remote MySQL host reached via a non-standard (port-forwarded) ssh port of 2200 mapped internally to the server’s port 22. First of all, I know ...
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Hierarchical ssh connection with Putty, or maybe some other software?

There's this great app on Android called "Juice SSH". It has this wonderful feature where you can hierarchically connect to servers, which makes tunnelling super easy through many servers. ...
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Using Site-to-Site GRE tunnel for use public IP in private network

As per the diagram below, I have two locations: Location#2 has multiple public IPs, and Location#1 has only one public IP. We have multiple end-user devices (about 100-200 machines) in Location#1, ...
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HTTP over SSH tunnel on Windows

Situation: Local windows machine runs a very simple HTTP web-server listening to 0.0.0.0:8080. Remote windows machine has OpenSSH server running and I have ssh-credentials but that's all I assume. It ...
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How to run wireguard over tcp with udptunnel?

I'd like to run wireguard over tcp. I wanted to use udptunnel for sending udp packets over tcp. However, when I run wireguard and then try to run udptunnel, the udptunnel fails with the following ...
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What is tcp/ip packet flow in client with vpn tunnel

I'm pretty newbie in VPN networking so I've got a conceptual question. My scenario there's a client that connected to VPN with ruleset that tunnels some packets into remote VPN proxy for analysis and ...
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openVPN for macOS, can I change the tunnel to wireGuard or IpSec?

I've got .ovpn file that configured to connect my openVPN client running on macOS to remote openVPN server for tunneling my network tranffic over there. I was wondering why does my openVPN doesn't ...
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SSH tunnel: the middle host has the key to the final host

I'd like to implement a (temporary, won't be a stable configuration) SSH tunnel, so I can SSH to box C from box A going through B. A--->B--->C I learnt that it can be done by running 2 commands ...
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No data when using PuTTY SSH Tunneling

I am trying out SSH tunneling using PuTTY. On my Windows computer, I have PuTTY running with a tunnel going from port 1556 to remoteipaddress:1556. On the remote server, I have a Python3 socket server ...
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Tunneling from the Internet to my Chromecast

Suppose I want to allow my friend to play, from her home, a Google Slides presentation on my TV screen which is connected to a Chromecast device. However, Google Slides only allows her to cast her ...
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Change NordVPN tun interface name

I want to run NordVPN in multiple docker containers. When using the host network the NordVPN client creates and uses a tun0 device. However, when running a second container, it is trying to create and ...
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Define PFS Group in Strongswan IKEv2/IPsec Phase 2 Settings

I am trying to setup a VPN connection on Ubuntu 20.04 using Strongswan. One of the requirements for the tunnel is to use PFS group 20. Is the PFS group 20 being set when we have the following line in ...
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How to set up a 6to4 tunnel on windows

There are 6to4 tunnel services like http://tb.netassist.ua/ or https://tunnelbroker.net/ but how can i set up those on windows? if I run the script (for example from netassist): netsh interface teredo ...
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Chunked HTTP response does not come through completely

Consider the following setup +-------+ +--------+ +----------+ | | | | | | | +----------->+ +---------->+ ...
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Forwarding a port to a local address using iptables

I'm running a TeamSpeak 3 server on a home server. I would like to mask the IP address of the home server so I am using a VPS as an entry point to my TeamSpeak 3 server. I found a tutorial online that ...
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2 votes
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Can OpenVPN create multiple tunnels?

I have a single Linux machine with 10 network interfaces, none of which support port forwarding. I am trying to find a solution where I can expose all 10 interfaces publicly, and I considered using ...
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Route all traffic through TUN interface

I want all my traffic go through TUN interface. Here is the flowchart So, as you can see, the traffic is routed to TUN iface on 10.0.0.1 address from every program. Then, the program attached to the ...
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What could cause a reverse SSH port forwarding tunnel to not work when initiated but start working exactly at midnight?

I followed this guide to forward a port on my VPS (public static IP) to access a Nextcloud installation on a remote server behind a firewall. It worked - sort of. At any point in time, the remote ...
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How to remove or else correct networktunnelx64.sys and related BSODs?

some time ago, I purchased the app PingZapper in order to have low latency in some of my gameplay in my W10 1909. It didn't take much time for me to start experiencing BSODs all pointing out to the ...
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IPSec Phase 2 Configuration For Translated Subnets?

I have two networks with the 10.0.0.0/8 subnet I'm trying to connect via IPSec tunnels. I have the phase 1 configurations working but am a bit stuck on the phase 2 configurations. Each firewall used ...
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How can I create an IPsec tunnel between a FritzBox and a pfsense, without using Aggressive Mode?

I've successfully created an IPSEC Tunnel between my local FritzBox 7590 and my office, which is running a pfsense hardware firewall (APU2) with pfsense 2.4.5-RELEASE-p1 and coreboot firmware v4.11.0....
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