OpenVPN is a free and open source software VPN solution. It allows secure point-to-point or site-to-site connections with routed or bridged configurations and remote access facilities.

learn more… | top users | synonyms

3
votes
0answers
1k views

OpenVPN certificate OR plugin-auth-pam authentication

Configuring OpenVPN server, I can enable either certificate-based authentication or username/password authentication using openvpn-plugin-auth-pam plugin, but not both at the same time. I enable ...
2
votes
0answers
52 views

stunnel vpn traffic and ensure it looks like SSL traffic on port 443

I am trying to make my outgoing and incoming traffic look as legitimate as close to SSL traffic as possible. Is there a way to DPI my own traffic to ensure it looks like SSL traffic and not OpenVPN ...
2
votes
0answers
761 views

OpenVPN ERROR: could not insert 'tun': Unknown symbol in module, or unknown parameter (see dmesg)

I'm trying to configure OpenVPN on my Debian 7 VPN but I'm getting the following error ERROR: could not insert 'tun': Unknown symbol in module, or unknown parameter (see dmesg) I tried the ...
2
votes
0answers
156 views

How to setup multiple OpenVPN connections on a server for a single localhost app to use on CentOS 6.5?

I have a scenario where I need to run several OpenVPN connections at one time and to allow a singular application to access each of these connections. How wold I go about starting up several ...
2
votes
0answers
9k views

[SOLVED ]Openvpn routing for lan to lan through tun

I am trying to setup an OpenVPN tun to connect two lan's The open vpn connection is up and working but there is a problem with my routing or nat or something. What I need is an example of what a ...
2
votes
0answers
131 views

OpenVPN on Windows Server 2008 - keeps disconnecting 'from itself'

I have OpenVPN GUI on Windows Server 2008 & can connect fine from a Windows 8 client. However, after a few hours - whether the client is connected or not - the server disconnects and doesn't ...
2
votes
0answers
81 views

OpenVPN routing between static hosts

I have an OpenVPN server with successful static-key tunnels to two separate hosts - my laptop, and another server elsewhere on the internet. I have connectivity over both OpenVPN tunnels. How do I ...
2
votes
0answers
847 views

IPv6 routing over OpenVPN

Trying to learn how IPv6 works with OpenVPN, so I wanted to setup following scheme. I have a VPS server (Ubuntu), which have been allocated a /48 subnet. ISP ipv6 gateway is XXXX:XXXX:XXXX::1 Server ...
2
votes
0answers
3k views

IP served by OpenVPN doesn't take ipp.txt into account

I'm facing some troubles right now with an OpenVPN server an former colleague set up (I'm not too into it ATM). We're using OpenVPN for a private network of ~200 clients (to be more specific, only 15 ...
2
votes
0answers
1k views

openvpn refusing connections with freeradius

I installed openvpn and freeradius from yum and I installed the radiusplugin_v2.1a_beta1.tar.gz but I am having connection issues with the error: XML-RPC: ConnectionRefusedError: 10061: No connection ...
2
votes
0answers
1k views

OpenVPN resets connection repeadly

I have a OpenVPN server installed in an Amazon instance with Windows Server 2008 R2, and there's my client. First i connect to my VPN For some reason when i try to connect to my VPN server and RDP to ...
2
votes
0answers
591 views

OpenVPN Configuration - Windows 7 client & debian server

I recently formatted my Windows 7 computer and lost my client's config files for OpenVPN. I recovered the certificates and default config that were left on the server but I haven't managed to make the ...
2
votes
0answers
1k views

Routing only some local IPs through VPN on dd-wrt

Much similar to this entry: http://serverfault.com/questions/94283/using-dd-wrt-to-connect-to-vpn-and-forward-all-traffic-of-certain-devices-through , I have set up my router with dd-wrt + OpenVPN to ...
1
vote
0answers
7 views

Quagga, OSPF, announcing inactive tunnel

I have a 3 node network with OSPF Quagga running on each of them. Each node connected with p2p, OpenVPN: http://vetal.ca/Download/img/Network_loop.png (Will embed picture here when have reputation > ...
1
vote
0answers
21 views

What is the best way to configure an iDRAC/dell server in a public data center such that the idrac doesn't have to be exposed public facing

I have a server right now in a data center behind an OpenVPN using the client on the box to connect to the vpn server. I'm going to install the iDRAC and want to know how to best configure the ...
1
vote
0answers
21 views

Stop Outbound SYN Scan

Hello I run a VPN company, and recently my host has been sending me these complaints that are likely coming from a user. I am not sure how to identify the user, if I could just do that I wouldn't ...
1
vote
0answers
66 views

Connect AWS and Azure via OpenVPN

I am trying to connect two networks (AWS and Azure) together via OpenVPN. I am aware of other implementations (OpenSwan+Azure GW etc.) but I need maximal portability as I will be expanding this to ...
1
vote
0answers
71 views

How to allow single user to use user/pass authentication in openvpn when all others will use private keys?

I've got a Mikrotik Routerboard RB750GL which I bought to configure as an openvpn gateway for lan at the office. Unfortunately I was lured by the openvpn promise, I didn't read to carefully to know, ...
1
vote
0answers
121 views

How to create openvpn tunnel between multiple interfaces between two hosts ubuntu linux

I want to create OpenVPN tunnel between two Ubuntu 12.10 hosts which has two interfaces, say: Host1: eth0, eth1 Host2: eth0, eth1 A tunnel is wanted between: Host1 (eth0) <-> Host 2 (eth0) ...
1
vote
0answers
87 views

OpenVPN: unable to reach clients over IPv6

Current setup: OpenVPN server with IPv4 and IPv6: [...] port 1234 proto udp6 dev tun server 10.9.8.0 255.255.255.0 server-ipv6 2001:1af8:3100:a00a:0021:a:b:0000/112 client-to-client [...] Clients ...
1
vote
0answers
66 views

openvpn rdp networking mystery : can connect HTTP cannot RDP, even with firewall off

I have 2 small networks joined using OpenVpn (routed configuration), lets call them A and B. on A, I have a test web server (IIS, Windows 2008R2 or Windows 2012 depending on test machine), lets call ...
1
vote
0answers
270 views

Cannot make TCP Connection with OpenVPN Server

Client OpenVPN assigned IP: 10.8.0.2 ↓ TCP on 1194 Internet ↓ Router port-forwards 1194 to server- Public IP 104.162.67.198 ↓ Server LAN IP: 10.8.0.1 I think the above is what I am trying ...
1
vote
0answers
40 views

OpenVPN - Route and iptables configuration

simplified network diagram: Certs and keys already created OK. The 'straight' line between client and server is just to indicate a tunnel. Obviously, it goes through the firewall. Client is windows ...
1
vote
0answers
79 views

Pfsense Openpvn and Vmware issue

Here is my network: Client --- WAN --- PfSense(VMWare) --- LAN --- vSwitch (Promiscuous) \--- ESXi Management (192.168.2.1) ...
1
vote
0answers
249 views

OpenVPN ignoring openvpn.conf, throws unrecognized or missing option

I set up openVPN on Debian, but can't start the service. [FAIL] Starting virtual private network daemon: openvpn failed! Syslog says Options error: Unrecognized option or missing parameter(s) in ...
1
vote
0answers
531 views

MULTI: bad source address from client - any one-off solutions?

Setup: I have the an openvpn client/server setup (config files at bottom), and I get the infamous MULTI: bad source address from client [192.168.x.x], packet dropped message at server. The server has ...
1
vote
0answers
117 views

OpenVPN client ping server: eth0 works, tun0 fails

Usually for OpenVPN, people have issues accessing LAN interfaces but no issues accessing the TUN interfaces. I have the opposite problem. Ping from client (10.9.0.1) to server eth0 (10.0.0.97) works ...
1
vote
0answers
63 views

vpnc through openvpn failed

I should connect to a Cisco VPN server for example 95.94.66.6, it configured to accepts specified IPs so I launched a server with a registered IP on Cisco which runs an openvpn server. The scenario ...
1
vote
0answers
24 views

VM LAB - Promiscuous mode clarification

So for clarification I am running a Lab within VMware behind OpenVPN, 1 NIC with direct internet access (WAN vswitch) and another NIC with a leg inside a LAN vswitch. (This obviously houses my VM's ...
1
vote
0answers
131 views

Access website hosted on same server as VPN via the VPN

I have just finished setting up a OpenVPN server running on Ubuntu 12.04 and I have been able to connect to it from my own computer (the client). I am able to set up the VPN server to route ALL ...
1
vote
0answers
47 views

NAT for IPSEC access?

Please help to understand if the following configuration can be created. I have IPSEC connection with my customer. It is site2site vpn between customer network and my network 10.102.103.0/28. This ...
1
vote
0answers
68 views

Printer on OS X not printing across VPN subnets

I have an interesting situation where I have a two servers that connect two subnets via a VPN. One side is 192.168.0.0/24 and the other is 192.168.1.0/24. Communications appear to be working okay. I ...
1
vote
0answers
529 views

Client successfully connects to OpenVPN server but with no internet access over the VPN

I'm trying to setup OpenVPN with static key authentication(instead of TLS) on TCP port 443; but the client cannot access the internet over the VPN after connecting to the server. Here's my current ...
1
vote
0answers
58 views

OpenVPN TAP binding order issue

I am running a 64bit Windows 7/8 AD environment using OpenVPN on remote computers to access our network/servers in our main office. Typically, once we install OpenVPN on a new machine and configure ...
1
vote
0answers
68 views

Policy routing local user's traffic down a tunnel

I've got a Linux based Firewall/Router running iptables and SNAT for traffic passing through it to the Internet via a single uplink - This is working fine. There is also a small number of applications ...
1
vote
0answers
177 views

How to set up an OpenVPN server to accept server certificates as clients

I'm setting up a LAN to LAN VPN using openvpn. For reasons of easy certificate management I wish to re-use the server certificates which already exist on each host. I've set in the config file ...
1
vote
0answers
35 views

Chef - handle resources changing the network interface

I'm using chef to deploy an openvpn application in bridging mode to an ubuntu node. In my recipe i'm using a bash resource to create the bridge necessary for the vpn to work. Unfortunately the bridge ...
1
vote
0answers
591 views

Pfsense OpenVPN Site to Site Routing issues

I know this question has been asked a plethora of times before and I have looked over probably 100 different answers and still cant seem to get this to work. Im trying to create a very simple site to ...
1
vote
0answers
71 views

Renaming an OpenVPN server - how to keep from losing all clients?

I have been instructed to change the domain name on a bank of servers. One of these is for OpenVPN and I'm wondering how best to do this without cutting off all the clients. Each client is also ...
1
vote
0answers
177 views

Openvpn-server: Execute a script when on a failed connection?

Good morning, I was wondering if It was possible to setup something to execute a script when someone tried to connect but the TLS check failed (When someone who is not supposed to connected try to° ...
1
vote
0answers
320 views

VPN connection reset

I have a device running ArchLinux and OpenVPN, which was connecting to VPN server without problems until recently. Now it can't connect, with the following output that keeps looping indefinitely: ...
1
vote
0answers
2k views

Why OpenVPN client fails to start (TLS timeout) when wifi signal is not ideal?

I have OpenVPN clients running on Carambola2 devices [1] and when I use 3g/umts stick or wired ethernet then OpenVPN clients establish vpn tunnel every time. When wifi is used then OpenVPN client ...
1
vote
0answers
75 views

OpenVPN running on Internet Gateway, so all private clients can access VPN with no config

Our LAN connects to our office gateway machine (192.168.1.1), which is connected to the Internet. I have setup NAT/Masquerading for this purpose with no issue. We also use OpenVPN to connect to our ...
1
vote
0answers
265 views

Vagrant bridge to openvpn interface?

Setup: A box running OpenVPN server and few Vagrant virtual machines Problem: I would like to access Vagrant boxes directly from VPN clients as regular machines, and not on only few forwarded ...
1
vote
0answers
229 views

Connection two subnets behind routers

Task is very peculiar. I ask your help. Do you have any ideas on this subject. We have: 1.First device: |Internet| -> |ASUS RT-N16(firmware dd-wrt) 1| -> |Server base on Ubuntu 1| 2.Second device: ...
1
vote
0answers
60 views

Open ports for VPN users

I have been looking around for some time for answer to this, and have yet to find one. The issue that I am having is that users that are connected to the VPN cannot do the following, as examples: ...
1
vote
0answers
106 views

Pass a traffic from a specific domain through OpenVPN

I want to pass traffic from a specific domain through openvpn (tun0) and the rest through eth0 How can I configure openvpn to work with eth0? the domain name is set with ddclient to update dynamic ...
1
vote
0answers
142 views

LVS-DR and OpenVPN: returning packets not being routed into the vpn

i've set up a load balancer with ldirectord, and an active-passive mysql service managed by it, on two additional real servers. LVS is running in Direct Routing mode, so the client requests are ...
1
vote
0answers
76 views

OpenVPN: Doesn't close dead sockets, user limit reached

I am running OpenVPN 2.3.1 with a fairly basic configuration. The daemon has been up in it's current configuration for ~180 days. Earlier this week I began to get connection failures to find out the ...
1
vote
0answers
146 views

OpenVPN private domain unsing DNSMasq

What I want to do is to set up OpenVPN network which would make it possible to access private domain ( a.domain, b.domain, d.domain). I believe the simplest way to do it is to use dnsmasq to resolve ...