OpenVPN is a free virtual private network (VPN) client and daemon.

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How to get systemd running correctly?

I'm currently trying to set up a OpenVPN on a Debian GNU/Linux 7 (wheezy) server, via SSH. I haven't really used Linux before, so I'm completely new to the terminal etc. However, in a guide that I ...
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66 views

Password entry only responds to Ctrl + D, and password cannot be read

I am trying to run build-key-pkcs12 user on my OpenWRT NSLU2, to generate some client keys for the users of my VPN. Everything runs normally until I get to the enter export password part, and the SSH ...
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179 views

openvpn: iptables not forwarding

I have the following topology: And I'm following the iptables rules listed on https://community.openvpn.net/openvpn/wiki/BridgingAndRouting Here's the output of iptables -L -v Chain INPUT (policy ...
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1answer
259 views

Make user made entries in /etc/hosts permanent

I use Juniper Networks network connect to connect to the office network. Once i am inside the office network, i check the server ips and add entries for them in /etc/hosts file like, 10.199.xx.yy ...
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84 views

External port forwarding stop working when VPN is activated

I've a problem with my local Debian server. I use a port forward to allow access from outside my lan to my server. It's works very well but when I activate my VPN (OpenVPN) on my server, the port ...
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1answer
255 views

Rotate remote server in openvpn config

In my config, I have chosen a remote server for hide.io: # cat /etc/openvpn/anonvpn.conf |grep remote remote nl.hide.me 3478 It seems like some servers are somehow overloaded. I have a script that ...
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72 views

openvpn connection tracking

We have an openVPN-server based on Debian. Client connects to server and get local IP-address, for example 10.20.0.4. Is it possible to get information, what web-sites does it use? We consider to ...
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129 views

Unable to surf internet with VPN on OpenBSD

I am using OpenBSD 5.7-amd64 with the latest patches applied. I downloaded and installed OpenVPN (package version: openvpn-2.3.6.tgz) available for OpenBSD 5.7 using the following command: sudo ...
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2answers
390 views

Iptables exception for specific port

I'm new to iptables but configured a simple natting today on my raspian: # Always accept loopback traffic /sbin/iptables -A INPUT -i lo -j ACCEPT # Allow established connections, and those not ...
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1answer
749 views

/bin/sh script error “arithmetic expression: expecting primary: ” + “ ”

ERROR: ./client-disconnect.sh: 22: ./client-disconnect.sh: arithmetic expression: expecting primary: " + " I just need to know how to fix it. It's for user accounting with OpenVPN. Script #!/bin/...
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1answer
1k views

Run openvpn without root privilegies

I am working with openvpn, when I type: $ sudo openvpn Every is fine, but when I type: $ openvpn bash: openvpn: command not found I try in my Debian 8 with this instructions but in Jessie I can ...
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1answer
712 views

How to check server.conf error for OpenVPN

I want to install OpenVPN server in my VPS. After configuration I run sudo service openvpn start, but failed to start. Is there a some kind of "grammar check" option for server.conf? I put the ...
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2answers
7k views

Debian 8 Jessie with OpenVPN client

I have a Debian 8 Jessie server that I need to connect to my home network and I'm using an OpenVPN server on a pfSense 2.2 box at home. I have done this fine under older Debian versions, so I'm ...
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2answers
621 views

OpenVPN and MerlinWRT

My ASUS router is flashed with MerlinWRT. This configuration used to work, however now when I connect I get, $ sudo openvpn ./client1.ovpn OpenVPN 2.3.2 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [...
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1answer
66 views

A script to install OpenVPN & modify iptables?

I d like to automatize the install/config of OpenVPN on my client machines. Roughly, it should looks like : - apt-get openvpn - cp, edit, .... - modify iptables. Is it possible in one script ? or am ...
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0answers
511 views

OpenVPN, resolvconf, and DNS domain resolution

While at site1, I need to connect to site2 via OpenVPN. Once connected, the OpenVPN site2 pushes a DNS nameserver and domain search options. This causes all name resolutions for site1 to fail. ...
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445 views

Openvpn client and server cannot ping each other(Connection established)

I have setup OpenVPN client and server between two VPS. I have a client and server setup, server using 10.8.0.1 and 10.8.0.2 IPs in tun interface, and client using 10.8.0.6 and 10.8.0.5 in tun ...
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163 views

Job for openvpn@server.service failed

here is the problem during starting the OpenVPN service.. Just after command systemctl start openvpn@server.service terminal shows message: Job for openvpn@server.service failed. See 'systemctl ...
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1answer
273 views

Php shell_exec() : for non root user, how to access root command

I have a tricky step to walk for my system (openvpn, 20 clients - raspberries, 1 server CentOS). I want to make an auto install, from clients, for their keys. They call a php page on the server, ...
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1answer
55 views

How can I restart a VPN whenever I connect via wireless or 3G/4G?

I need to restart my VPN whenver I connect to the internet via wireless via a HotSpot or through a 3G Modem. How can I restart a VPN whenever I connect via wireless or 3G/4G? My distro is Ubuntu ...
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289 views

(noob) script works from root ssh <-> php shell_exec() does not

A nooby2death question: In a vpn project, I generate keys automatically for clients. I do this with a script file containing : pkitool clientNameForKey This line : - does work if I execute the ...
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1answer
95 views

OpenVPN client config :: why is needed ca.crt?

I configured a VPN (OpenVPN, mode: multiclients-1server), CentOS Server, multiple Rasp's clients. CA.crt is needed by each client, in addition of the client.crt & client.key . I wonder... why ? ...
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Issues with getting a tun0 connection to route any and all connections from eth0 to be made to this interface and if not working drop

So I've been having this issue for a while and the internet has been mixed for a response. Sadly most configurations for setting up a VPN seem to assume you are running both a vpn client and server ...
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2answers
203 views

OpenVPN : protect your clients key/cert/conf from being stolen?

I have configured an OpenVPN install. Mode: multiclients 1server. Clients are raspberries. I note how easy it is to steal a rasp, and look in HDD to get key+cert+conf. Copy it on your laptop, and ...
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3answers
380 views

Get MAC of a client request?

I have a network with 20 raspberries (clients) and 1 server. I'd like to check MAC of client request, is that possible ? Further, possible without being known (nor visible) by the client ? NB : I ...
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1answer
748 views

Connect to Samba Share across OpenVPN tunnel

I've recently setup OpenVPN for remote connection to our CentOS 6 file server. Server Static IP: 10.0.0.66 Remote OpenVPN IP: 10.8.0.1 However when using the OpenVPN connection I am unable to ...
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1answer
2k views

How to start 2FA-using OpenVPN with systemd?

I have openvpn config that users 2 factor authentication. If I start it manually, by running: /usr/sbin/openvpn --writepid /run/whatever --cd /etc/openvpn/ --config /etc/openvpn/work.conf it asks ...
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263 views

Make systemd reload only single openvpn process and not the whole group

I'm running several openvpn instances on my server with debian stable; as well some clients as a server instance. Right now, when one of these instances fails, systemd seems to kill and restart the ...
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0answers
39 views

Make OpenVPN accessible from outside the network

I'm trying to get openvpn working on my centos machine but I'm having some issues and I don't really know much about openvpn. I've managed to get it working and I can connect to it with another ...
3
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1answer
466 views

forward vpn traffic to another vpn server

I have set up 2 VPN servers in 2 different locations (A running strongswan as server and openvpn as client; B running openvpn as server), And A and B is linked via openvpn. What I want to do is to ...
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0answers
505 views

Linux Mint 17.1 Rebecca - “import from file” when setting up VPN [closed]

I'm attempting to setup a VPN in Linux Mint 17.1 using the network manager. When I click the + button to add a new connection type, and select VPN, it only lists the option to import files? I'm lost, ...
2
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1answer
75 views

Make OpenVPN restart upon new network connection on systemd

How would you go about making OpenVPN automatically restart upon connecting to a network? The issue is that every time a network connection is lost, or if the computer is booted without a network ...
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1answer
160 views

Route a port through a network interface

I'm using OpenVPN on Ubuntu Server to connect to my VPN. That network interface is tun0. All traffic currently goes through the VPN. I'd like to exclude traffic that goes over a specific port, and ...
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1answer
117 views

Can I reuse the certificate when setting up OpenVPN over stunnel?

I am setting up an OpenVPN server to run over stunnel following this tutorial. It asks that I create a self-signed certificate for stunnel on the server side. Since I already have one that was ...
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3answers
79 views

Does a Certificate Authority represent my company or a server?

I am setting up my second OpenVPN server with TLS and so I have a question about CA. Should I create a separate CA for each server or use the same? Why? Both servers will cater to the same network ...
2
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0answers
353 views

Generate openvpn-client keys based on asuswrt ca

Question How can I authenticate a client on my openvpn-server (running asuswrt) with just a certificate? Crosspost from https://stackoverflow.com/questions/30032124/generate-openvpn-client-...
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2answers
296 views

Routing Configuration sending some traffic over VPN

I have a DD-WRT router with an OpenVPN service configured. I'd like to send only certain source IP's over the vpn connection. I believe my current routing table (as seen with netstat -rn) sends all ...
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3answers
3k views

How to define DNS server in openvpn?

I setup an openvpn server with static key (certificate mode is not usable due to DPI at the national gateway), but I cannot successfully change the DNS automatically after the connection. I searched ...
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1answer
4k views

How does OpenVPN server assign client IP addresses in case of multiclient configuration?

For a multiclient OpenVPN configuration, as we can find from the relevant documentation (server.conf comments), Configure server mode and supply a VPN subnet for OpenVPN to draw client ...
3
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1answer
2k views

Please help me to understand these 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 ...
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1answer
317 views

OpenVPN bridged network without authentication

I would like to configure OpenVPN multi-client server in bridged mode(tap virtual interface). My server-side configuration is following: dev tap0 proto udp port 1194 mode server ifconfig-pool 10.10.1....
2
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1answer
1k views

Purpose of IP addresses on tun interface?

--ifconfig option, which configures local and peer IP address for point-to-point tunnel interface, is a mandatory configuration option for OpenVPN. However, what is the purpose of local and peer IP ...
2
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1answer
666 views

Understand HMAC authentication in case of site-to-site OpenVPN tunnel

I have a very simple OpenVPN setup where OpenVPN server is started with openvpn --ifconfig 10.10.10.1 10.10.10.2 --dev tun and client is started with openvpn --ifconfig 10.10.10.2 10.10.10.1 --dev tun ...
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2answers
1k views

Kali Linux openVPN does not pass the DNS Leak test

I recently installed Kali Linux on VMWare. I was able to successfully install openVPN following these instructions, but it seems that it does not pass the DNS Leak test. Is there anything that can fix ...
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1answer
306 views

how to force a tun/tap interface into RUNNING state

I create a tun interface, bring it up and assign an ip addr to it using sudo openvpn --mktun --dev tun2 sudo ip link set dev tun2 up sudo ip addr add 10.0.0.1/24 dev tun2 The interface is created ...
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1answer
225 views

systemd: Stop all OpenVPN processes

Just started using systemd and need to stop and start OpenVPN. I can successfully start OpenVPN with this for example: systemctl start openvpn@vpn1.service and can stop it with: systemctl stop ...
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1answer
369 views

OpenVPN via systemd fails with stdin error

OpenVPN starts and runs just fine when I invoke it directly from the command line, but when I try to start it as a process via systemd, it throws a failure error that I can't find a solution to. Here'...
3
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0answers
89 views

OpenVPN nameservers ignored by NetworkManager or whatever

I'm using Elementary OS. I've followed a dozen suggestions from different websites and nothing helps. I use OpenVPN client to connect to an office network. The company I work for has provided me the ....
2
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0answers
502 views

Port forwarding with iptables and PIA VPN for single user

I've gotten a Private Internet Access VPN setup on a Mythbuntu 14.04 machine and I am at wits end trying to get port forwarding working with rTorrent (and ruTorrent). My setup is rTorrent running ...
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1answer
357 views

Openvpn stops responding

I've been trying to set up openvpn with a vps and raspberry pi. The raspi is natted while the vps is public. I've tried connecting to the openvpn from mint laptop as well, but it's no use: Server ...