Questions tagged [vpn]
Virtual Private Network
911
questions
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10
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Unclear delays pinging over IPsec VPN
What could be the cause if every second ping is delayed for a second when pinging through the host-to-network VPN while at the same time pinging the security gateway outside the VPN takes 13 ms on ...
- 516
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votes
1
answer
16
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Allowing internal address to be accessed via wireguard vpn
This question has been asked a few times and I've spent plenty of time on ChatGPT trying to figure it out.
I have three machines:
RP zero that has Wireguard VPN and a Fluidd dashboard that can be ...
- 101
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votes
0
answers
11
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Need help with Wireguard allowedip/pre/post settings
I started playing with wireguard on a pfsense router to try to see if I could overcome a CG Nat on a hotspot I want to use when visiting my mother a couple hours from home. I stay in an RV when up ...
- 151
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votes
1
answer
30
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Wireguard no internet after enablling Kill Switch [closed]
Everything worked smoothly until a few days ago when on Linux Mint (Ubuntu / xfce) while enabling the kill switch on Wireguard, I couldn't access the internet.
[Interface]
PrivateKey = ************ # ...
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0
answers
12
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kubectl timeouts when reaching a cluster in VPN
I have a very strange issue - my kubectl cli cannot reach a cluster inside a VPN.
My context:
os archlinux
kubectl Client Version: v1.28.1 (latest)
curl to the api endpoint works well from my pc
...
- 101
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votes
0
answers
27
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Networking - identical routing tables give different results on two hosts
I have the following puzzle:
There are two hosts, with the routing setup as follows:
Host1 (10.40.11.141)
default via 172.27.0.1 dev ovirtmgmt proto static metric 425
10.40.11.0/24 dev bond1.4011 ...
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votes
1
answer
42
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How can I tell git (in WSL2) to continue using the main network and not the VPN?
I work with git in WSL2 (Ubuntu) on Windows and with a bitbucket hosted repo (it's on the Internet) and normally everything works fine.
But the moment I connect my Windows machine to the company ...
- 1,171
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34
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systemd fails to resolve after disconnecting from nordvpn
When I connect to nordvpn, nordlynx creates a network interface and sets its own DNS servers:
# nordvpn c
You are connected to Cyprus #43 (cy43.nordvpn.com)!
# systemctl status systemd-resolved....
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answers
28
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Mullvad connection breaks after short period on debian 11 and 12
On Debian 10, mullvad-vpn worked fine. But from Debian 11 on, I got an error (maybe) related to DNS. After startup and connection, just a few internet addresses can be solved (within a short periot) ...
- 101
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25
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WireGuard stops listening on my public IP once I change gateway
I have a TurnKeyLinux (Debian) WireGuard vm set up.
Let's say the WAN address is 1.2.3.4, my WireGuard VM is 192.168.0.10 and the gateway is set to my cablemodem 192.168.0.1
Ports are open as required ...
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votes
1
answer
43
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Wireguard does not work when eth0 is up
Setup
Router as Wireguard server on my network
Raspberry Pi
OS: Raspbian Buster
connected to a mobile hotspot via wifi (interface wlan0)
et0 set to static IP to control a device with static IP ...
- 1
0
votes
1
answer
18
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vpnc does not log anything to rsyslog
I am using vpnc-connect and vpnc-disconnect (from package vpnc) on Debian 12.
when I start vpnc-connect it just prints message:
VPNC started in background (pid: 2345)
But other than that, the whole ...
0
votes
1
answer
34
views
Use Home PC without a public IP as a VPN server
I have a PC at home. I want to route my laptop's traffic through my home PC.
How can I set up a remote live server (an AWS EC2 instance) with VPN, so my laptop can connect to it. Then it routes the ...
0
votes
1
answer
26
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Confused by my vpn not working
I am trying to use a VPN. It requires me to use F5 VPN software which pops up a windows saying "connected" with information about bytes sent and received.
If I run ifconfig I see:
enp9s0: ...
- 325
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answers
63
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Wireguard: Access Raspberry Pi from Windows 10 through local network
To preface, I am very much a noob when it comes to networking, so bear with me.
I am trying to access files on my Raspberry Pi from Windows 10. I will eventually have a system setup to automatically ...
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0
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572
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WireGuad: wg-quick: `/etc/wireguard/wg0.conf' does not exist
I am trying to setup VPN on my server with help of WireGuard. I am following this tutorial https://upcloud.com/resources/tutorials/get-started-wireguard-vpn
After my actions I have this ERROR
...
- 109
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answers
84
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ocserv error: vhost, you cannot mix multiple authentication method
I'm trying to install ocserv (OpenConnect VPN Server), using script from this repository, on CentOS 8.1. Script automatically sets up server, certificate, user list and other settings.
After install....
- 101
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answers
46
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Setup VPN for Linux in iran
I have just installed Ubuntu 23.04
I live in iran so I need VPN for almost any thing
I have vpn for Linux like *** and **** but the problem is I need VPN for logging to my account in these VPNs.
...
0
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0
answers
70
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no files found matching '/etc/strongswan/swanctl/conf.d/*.conf' on CentOS 8 Stream
I have a very simple host-to-host connection setup with PSK authentication. I setup the same configuration on two centos vms and two ubuntu server vms and the configuration works perfectly on ubuntu ...
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1
answer
224
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Wireguard client connects but not work
I set a Wireguard server on Ubuntu 22.04 64bit. All things work perfect and client connects to server, but Transfer received is very low and not working.
Transfer : 1.02 KiB received, 242.96 KiB sent
...
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1
vote
2
answers
801
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WireGuard: one of the peers can’t ping other peers, but handshake works and other peers can ping each other
I’ve recently set up WireGuard on a server using wg-easy (so the config files are generated, not typed out by hand) and I successfully connected a couple of peers, including Linux computers. The last ...
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2
answers
63
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Whats the purpose of SSH Tunneling when anyone can access that server?
Let me explain the scenario that goes in our company.
We use VPN.
Then, we use Remote Desktop Connection RDP and connect to a server.
From that server, we access other remote application servers using ...
- 103
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votes
1
answer
460
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Debian 12 Wireguard VPN not working/too slow
I installed Wireguard on Ubuntu 22 server via this script. After the installation I scanned QR code from my Android phone and tried it - VPN worked perfectly fine. Then I created a different user for ...
- 21
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1
answer
88
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openvpn client cannot connect via UDP, but TCP works fine
problem:
I've setup a new ubuntu 20 vm on esxi and installed openvpn. It can connect to multiple vpn servers, like protonvpn, but only through tcp, not udp.
troubleshooting:
Used netcat to verify ...
- 1
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votes
1
answer
116
views
VPN Connection only for one IP address
The VPN client just should have a connection to my server with ip address 192.144.12.42
and all another internet requests shouldn't go through the VPN connection.
So only the IP address 192.144.12.42 ...
- 141
0
votes
0
answers
205
views
FortiVPN Route Add Failure
I am running Kubuntu 23.04 with the latest public version of FortiClient (7.0.7.0246) which can be obtained via the website, here. I have configured the product to connect to my IP VPN, which worked ...
- 123
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votes
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answers
21
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How to invalidate the usage of a OpenVpn client without revoke it in the CA Server?
I created a VPN Server following the Digital Ocean tutorial (https://www.digitalocean.com/community/tutorials/how-to-set-up-and-configure-an-openvpn-server-on-ubuntu-22-04) and I created a lot of ...
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238
views
KDE Connect can't see the other device while Wireguard VPN is enabled
My setup is as follows:
Debian/KDE laptop computer, connected to the local network with local IP 192.168.178.25
Raspberry Pi, connected to the local network with local IP 192.168.178.35 AND runnning ...
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answers
42
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git push and rlogin fail when connecting via VPN from home network; from mobile network it is ok
I connect from a source network to a target network using a VPN. Both networks are home networks provided by DSL routers.
I set up the target network with a different IP address range to have no ...
- 121
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answers
164
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How to route traffic of docker bridge interface via a VPN interface
I have a VPN interface nordlynx, default interface ens5 and a docker bridge interface br-83e694bd09ad. Currently, the nordlynx interface doesn't have any traffic being routed through it, however doing ...
- 123
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2
answers
3k
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Can't resolve domain names after upgrading to Debian 12
After upgrading Debian11/KDE to Debian12, restarting and running sudo apt-get upgrade it shows errors like Could not resolve ftp.XX.debian.org. These also show when running sudo apt-get update. I then ...
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125
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How to make wireguard exclude port 80 from tunnel
I am running a Debian VPS host
My regular public IP is $A
Under Wireguard VPN my public IP is $B
I have services accessible on ports 4040 and 5050 on $B
I want to access port 80 from $A while ...
- 53
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votes
1
answer
46
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How to work remotely through employer's VPN and at the same time secure everything else with NordVPN?
So, the goal is simple:
I want to work remotely within an employer's VPN network
While at the same time, I want to route everything else through NordVPN
In the end, everything should go through some ...
- 403
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votes
0
answers
20
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VPN disconeconnects when switching networks
TL;DR If I am connected to one network and then connect to VPN it works fine, but if I then connect to a different network then the VPN disconnects and tries to reconnect over the new network. I need ...
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2
votes
1
answer
174
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VPN To a Specific Docker Network
My goal is to find a solution that would alow me to host specific ports and services publically on a VPS while having other administrative UI's that might interact with said public services buttoned ...
- 168
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0
answers
18
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Routing internet traffic via the vpn interface
I have a wifi dongle where I have three interfaces wlan0 (default route), uvpn0(VPN interface) and usb0(interface between the host machine and the dongle).
usb0 Link encap:Ethernet HWaddr DA:CE:...
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answers
54
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Impairing ingress traffic with TC on Docker without using IFB
my understanding of Linux networking is rudimentary, but I'm hoping someone can at least point me in the right direction.
A common technique for impairing ingress traffic with Linux Traffic Control is ...
0
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0
answers
219
views
IPTABLES - Port forwarding from tun0 to eth0
I have a VPN router (Raspberry Pi with Debian) which connects to the VPN on tun0.
I have a workstation connected to the Pi (eth0) which forwards outgoing traffic over the VPN
#enable forwarding (added ...
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73
views
How does sshuttle actually forward TCP packets? How is it different from a full-fledged VPN?
Here is the scenario:
On myHost (1.1.1.1) I run:
sshuttle -r user@remoteHost 0/0
Now, if I check the my current IP on myHost with an http request directed to one of those services that echo your IP, ...
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2
votes
1
answer
125
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virtual (?) IPv6 addresses
I (can) have a bunch of IPv6 addresses on a (virtualized) server in the internet from my hosting provider assigned in the network which is directly attached (from /64 where eth0 is configured). How I ...
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1
answer
447
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How to make l2tp vpn client work on Linux Mint?
I set up a vpn connection according to this instruction - https://www.rapidvpn.com/setup-vpn-l2tp-mint
I establish a vpn connection to my server. The connection is established, but the pings do not go,...
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1
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0
answers
100
views
wireguard killswitch is not properly working for me
I have a server on where I use wireguard. On this server I have a killswitch set up which seem to be working properly in case the wireguard connection drops.
But when I update my ubuntu 22.04 server ...
- 11
2
votes
1
answer
322
views
Linux Kali - internet connected but doesn't work without vpn or tor
I couldn't find an answer to this problem nor could I fix it myself. I am triple booting Ubuntu/Kali/Windows 11. The internet works completely fine on Ubuntu and Windows but when it comes to Kali ...
- 21
1
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0
answers
167
views
How to setup a VM Gateway like Whonix but for a generic VPN
I created a linux VM with 3 interfaces: a NAT interface for internet access (eth0 with ip in this range 192.168.84.0/24), a Host-only interface for communication with other VMs (eth1 with ip 192.168....
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160
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pkcs11 support got Gnome NetworkManager OpenVPN
I noticed in the release notes of Gnome NetworkManager OpenVPN plugin I noticed since version 1.8.0 that does seem to be some support for using pkcs 11.
================================================...
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votes
1
answer
385
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AWS VPN Client on Ubuntu (18.04 — 23.04) and Debian (8 — 12, sid): Unknown error ocurred
I've tried to launch AWS Client VPN on all Ubuntu releases, starting with 18.04 and up to 23.04 an everywhere I got Unknown error ocurred. Try again..
I've tried to launch it on all releases of Debian ...
1
vote
1
answer
2k
views
Wireguard over TCP tunnel at 443 port, blocked ports bypassing, solution for OpenWRT
I'm facing a problem - I would like to connect many embedded devices with OpenWRT to my Wireguard server, but all the ports except 80, 443 and some others are blocked. Moreover only TCP is allowed in ...
- 11
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votes
0
answers
495
views
500 error when using zerotier to join the network on Ubuntu-in-termux
Initially, I wanted to use zerotier on termux, but I soon encountered errors and realized that termux was not well compatible with zerotier, so I used Ubuntu-in-termux as a replacement.
To install ...
1
vote
0
answers
107
views
Port Forwarding from VPN VM to All Other VMs in its Subnet
I'm using proxmox hypervisor to setup a ubuntu VPN VM (Mullvad VPN) that effectively acts as gateway for all other VMs. Here is my setup illustrated:
In VPN VM, I'm using these command to route the ...
- 11
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votes
0
answers
191
views
Tunneling traffic from socks5 proxy to VPN tun
I have the following setup:
______________________________
| |
| Client |
...
- 1