Questions tagged [tunneling]
The tunneling tag has no usage guidance.
17
questions
44
votes
4
answers
75k
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ssh into a server which is connected to a VPN service
I have a virtual private server, which I would like to run a web server while my server is connected to a VPN service
When the VPN connection to my provider is not up, I can do anything I want with ...
- 483
5
votes
1
answer
3k
views
Tunnel traffic through another machine over ssh
I want to be able to route a portion of my traffic through another machine over SSH. For example, is it possible to browse the web through the ssh tunnel and also browse the web through your LAN ...
- 8,610
168
votes
8
answers
286k
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Simple way to create a tunnel from one local port to another?
I have a development server, which is only accessible from 127.0.0.1:8000, not 192.168.1.x:8000. As a quick hack, is there a way to set up something to listen on another port (say, 8001) so that from ...
- 1,785
7
votes
2
answers
16k
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Why are incoming packets on a TAP interface seen with tcpdump but not with iptables?
A program injects packets on a Linux TAP interface (these packets are coming from a virtual machine). Specifically, these are DHCP requests (so they're UDP). I can see the packets with tcpdump but not ...
4
votes
1
answer
6k
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ssh tunnel on ssh tunnel between Windows and two Linux machines
I have the following configuration and want to establish a tunnel on a tunnel.
I read already the following topic:
How to put a tunnel in a tunnel?
My configuration:
Notebook --> Linux Server A --...
- 227
4
votes
1
answer
1k
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"ssh -L <port>" only working from local machine
I mean if I've got something like this:
ssh -L 9000:itc.ua:80 andy@localhost
It will open port 9000 on my local machine and when I hit http://localhost:9000 in Firefox it will forward to itc.ua:80
...
- 91
31
votes
4
answers
65k
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What is the tun network interface for?
I noticed when running ifconfig that there is a network interface called tun0 and it has an ipv4 address. A bit of research shows that it is a tunneling device, but I don't really know how it's used, ...
- 473
11
votes
1
answer
11k
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What is this sit0 device?
I'm setting my computer (running Debian Buster) up for Hurricane Electric's IPv6 tunnel broker. They provide instructions for several configuration methods, but here's for iproute2, which I've been ...
- 885
8
votes
2
answers
16k
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apt-get via ssh-tunnel if only port 22 is allowed
I have a server which has only access to the outer world via port 22 (for the use of ssh from the server to other computers).
I want to install some packages via apt-get on this server.
Can I achive ...
- 17.4k
3
votes
2
answers
3k
views
VPN, one server, multiple clients
I wanted to know if it was possible to have a server running OpenVPN with server key and have multiple clients connect to it?
I would like the server to be 10.9.8.1, the first client to be 10.9.8.2 (...
- 817
2
votes
0
answers
277
views
debugging iptables when tunneling one VPN through another
I seek to tunnel one SSL VPN (F5, running on my debian laptop==client) through another (OpenVPN, running on a debian linode==server), but lose all client networking (including, e.g., ping) after the ...
- 1,295
2
votes
1
answer
5k
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 ...
- 8,857
1
vote
1
answer
2k
views
Broadcast port to other computers after SSH reverse tunnelling
I have been reading on how to reverse tunnel and I am using this command:
ssh -f -N -T -R25565:localhost:25565 dns.mindfulhacker.tk
To forward my Minecraft server. My other server can connect to my ...
- 11
1
vote
1
answer
1k
views
Reverse SSH works but not passwordless. Getting password prompt
I have two systems
Personal MacOS Laptop to be referred as system-Laptop having user laptopuser. It does not have "NAT"
Server Linux to be referred as system-Server having user serveruser ...
- 511
1
vote
2
answers
3k
views
Add default route without gateway nmcli
I'm trying to configure NetworkManager to perform the following action for an interface
ip route add ::/0 dev he-ipv6
he-ipv6 is a point-to-point ipv4 sit mode tunnel and running the above command ...
- 253