All Questions
Tagged with tunneling network-interface
12
questions
2
votes
0
answers
84
views
Cannot add a tunnel to /etc/network/interfaces
Note:
I already checked this question and this question. The solution of the former is not relevant to my problem and the latter does not have any answers.
I have a basic VPS from aeza.net. When I ...
0
votes
1
answer
240
views
Connect IPSEC VPN to network interface
I have a StrongSwan IPSEC VPN configured on my Ubuntu 22.04.4 LTS server. The VPN starts up and connects to the primary interface (eno1) successfully.
Using qBittorrent, I bind to the IP Address that ...
0
votes
0
answers
36
views
How to create a second GUE tunnel on a different port
How can multiple GUE tunnels be created in the same (default) network namespace with the same remote IP address, but different ports?
So far, I've been successfully able to create exactly one GUE ...
1
vote
0
answers
39
views
Route through ppp0? [duplicate]
read carefully pls..
im connecting to another local network IN (overWAN) using q vpn (openfortivpn) to access that local network.
i can ping the local hosts on that network.. i can scan em with nmap ...
0
votes
3
answers
106
views
How to determine next available network interface name and ip range?
I am working on an application which can create TUN/TAP interface on host machine. I can create such interfaces using:
sudo ip tuntap add tap0 mode tap
Now the thing is, tap0 is hardcoded here. It ...
0
votes
0
answers
348
views
How to get and use packets coming to a tunnel interface?
I have created a tunnel interface in Linux and assigned an IP for its local and remote addresses. Then, I have created a route for that interface. I want to get the packets coming to that interface ...
11
votes
1
answer
11k
views
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 ...
0
votes
0
answers
39
views
Open VPN packets aren't going through tunnel
port 1194
proto udp
dev tun
ca ca.crt
cert server.crt
key server.key
dh dh2048.pem
tls-auth ta.key 0
key-direction 0
server 10.8.0.0 255.255.255.0
ifconfig-pool-persist ipp.txt
client-to-client
push &...
2
votes
2
answers
4k
views
How to relay traffic from tun to internet?
I'm writing a program that sends data through a tun interface. I'm trying to send IP packets to the world. I have all the TCP/IP stack working: It creates a valid TCP/IP packet ready to be sent, I ...
3
votes
1
answer
17k
views
How do I create a tun device for the actual physical network interface?
I am trying to make a C program that will create a tun device interface for my pc physical interface. The entire idea in doing is that when I write any raw packets on my tunnel device, it will put ...
2
votes
0
answers
2k
views
Replace ip tuntap by /etc/network/interfaces (or how to create a tun interface in /etc/network/interfaces)
I'm using a sh script (pasted below) to create an IPv6 tun interface using iproute with the tun mode.
#!/bin/sh
# Create a new TUN interface for WPAN interaction.
ip -6 tuntap add mode tun tun0
# ...
15
votes
1
answer
37k
views
Understanding tun0 addresses
I have already done some searching and more or less understand what a tun0 interface does. I got the following from various sources,
Packets sent by an operating system via a tun/tap device are ...