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.

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openvpn bridged mode: interface config with loopback

I'm currently running an openvpn server using routed mode (ubuntu 12.04) Because I have written a network application that uses broadcast, I think I have no choice but to go to bridged mode. However, ...
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125 views

OpenVPN on Ubuntu 12.04 - unable to connect to internet

I'm trying to use OpenVPN on my Ubuntu 12.04 web server, but as soon as OpenVPN is running, I can't connect to the internet. Befor starting OpenVPN, route says: Kernel IP routing table Destination ...
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65 views

Make local OpenVPN server show client's IP as localhost

I have an OpenVPN server, Tomcat and Jenkins server all running on the same DigitalOcean instance. I want to only be able to access Jenkins' web interface when I'm connected to the VPN. I can close ...
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27 views

Remote domain clients use remote gateway instead of local gateway

I've a remote office, connected via VPN LANtoLAN to the main office where is located a server with 2003 SBS. In the remote office there is a dozen of clients not joined to the domain, that use local ...
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35 views

OpenVPN Bridged VMs

I have two servers. One contains few VPS which acquire IP via OpenVPN bridge from another server. So setup looks like this: Internet -> (ServerA.br0 -> ServerA.tap0) -> (ServerB.tap0 -> ...
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32 views

Can somebody read the challenge password value from client.key, if he get my client.key file?

Can somebody read the challenge password value from client.key if he get my client.key file? This is about easy-rsa, it comes with OpenVPN
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59 views

dev tap on Windows7 using DHCP and same internal network

I'm having some issues connecting to my openvpn server. This is the setup: I have a win7 machine running openvpn server behind a router. I am able to connect to the server from my client without issue ...
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140 views

Debian Wheezy OpenVPN server, OpenGUI Windows 7 client fails

I have set up an OpenVPN server on my Debian Wheezy machine. When I try to connect from my Windows 7 client machine, I receive some message which I am not able to decipher. I would be very grateful ...
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56 views

Is it possible to use server with multiple openvpn connections as proxy

I am not a system administrator, so I will do my best asking this question. I have a server which connects to three OpenVPNs simultaneously. My question is if there are three clients is it possible ...
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86 views

OpenVPN bridging for Xen VMs

I have a following situation and need your help. My client has several servers-routers in different GEO regions and some servers within one DC which are used for a Xen virtualization each. Routers ...
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109 views

PF, redirecting SSH to internal VM

I run a FreeBSD server with VirtualBox on it. There's a VM in there I'd like to contact via SSH directly using Port 20000. Client and FreeBSD server are connected through OpenVPN via tun. The ...
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226 views

openvpn to share internet connection: client side (kubuntu) configuration

Server Debian 7.0 Client Kubuntu 12.10 Followed debian wiki about OpenVPN with success until TLS-enabled VPN section. Now from client I want to have internet thru vpn. For that I opened KDE ...
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41 views

Linux + OpenVPN + SNAT + Failure on client grab the reply to it's own generated traffic

Ok, I'm really desesperate I need to release an openvpn deploy to get rid of a dying server. On the subject: I installed OpenVPN with a routed interface (tun0) into a server with a public IP + 3 ...
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52 views

iptables, ethernet bridging, and OpenVPN

I was recently setting up an OpenVPN server on Linux in ethernet bridging mode. The Linux server had iptables rules enabled, so I had to specify inbound access via UDP on port 1194: iptables -A ...
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130 views

Openvpn + Freeradius and Framed-IP-Address

I've got this OpenVPN box and a Freeradius one for authentication and I need to set static ip addresses to my users. I'm doing so by pushing Framed-IP-Address in the radius reply. The client ...
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132 views

OpenVPN and zeroshell, how to use your own gateway instead the remote one

I'm testing zeroshell, a little linux distribution that act as router/firewall. Through the web interface I correctly configured an OpenVPN tunnel. The tunnel is working but there is a situation that ...
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43 views

Pfsense OpenVPN tunnel goes down

I have pfsense openVPN tunnel problem. I have 10 sites. The problem is that sometime some of the sites automatically go down, so I need to restart the openVPN service in client side to resolve the ...
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17 views

view traffic/connection logs on openvpn?

on my nexus 7, i used to use a squid proxy server to block advertisements and be able to see what connections my device was making. i recently started using openvpn for security on public wifi ...
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68 views

Need Help on OpenVPN Access Server Client gateway configuration

I have recently configured OpenVPN Access Server on My CentOS 6.4 64 bit Server . Also i have created 2 OpenVPN Client with static IP by using this tutorial - ...
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77 views

cisco VPN clients configuration

I work with cisco vpn clients and I want to know more about cisco vpn client configuration first - what’s the difference between internal.ini file and vpnclient.ini file ? both files are under – ...
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23 views

Connecting to VPN and internal routing

I have an openvpn access server setup running centos. I've allowed all my private subnets access to vpn clients, as well. A lot of people connect to the vpn on the internal network as well, which is ...
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44 views

OpenVPN - ping only works with static route OR when first pinging from company lan

We have an OpenVPN installation which looks like this: 192.168.1.0/24 - LAN address range 10.64.0.0/24 - VPN address range 192.168.1.60 - LAN-side IP address of our VPN server I added a static ...
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33 views

Configure 2 subnets in OpenVPN

I'm trying to configure OpenVPN in the following way: Subnet1: 10.4.1.0/24 (group1) Subnet2: 10.4.2.0/24 (group2) I need the two groups to be able to communicate with each other, but I'd like to ...
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55 views

split connection - OpenVPN to 2 subnets, other traffic via inet

despite best efforts to find a solution to this I have not finding anything useful and hitting roadblocks. I am trying to send connections to two subnets over VPN (working) and all other traffic ...
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182 views

Windows : Map-a-network-drive to a remote Shared-Folder (on QNAP NAS) using OpenVPN

Provided my lack of networking knowledge, I've been struggling with this issue for quite a few days now : I have a QNAP-TS212 NAS on which i've created a shared-folder (mostly excel files). All the ...
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103 views

OpenVPN sets wrong interface to access VPN on windows

I have set up 2 VPN servers, but when applied same config to the second one, ran into many issues. I am using a Windows client(Securepoint), and need to route all traffic thru the VPN. The exactly ...
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93 views

Open port and route incoming traffic back to the connected client - OpenVPN

I did my own VPN setup on a CentOS box and it's working very nice and smooth. However I would like to add a feature that I open a specified port on the box for the incoming traffic that should be ...
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64 views

How to configure OpenVPN to access service on server machine?

I am setting up OpenVPN on my server and can successfully connect from my Mac. If I use whatismyip.com it correct reports the IP address on my server. However, I am running a database on this server ...
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54 views

virtual NIC, local routing and linux kernel routing table

from this article: http://backreference.org/2010/03/26/tuntap-interface-tutorial/ the author created a tun interface # openvpn --mktun --dev tun2 # ip link set tun2 up # ip addr add 10.0.0.1/24 dev ...
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119 views

OpenVPN server cannot ping client

First of all apologies if this has been answered anywhere else, but I Have been googling around for a few days and it is driving me crazy now. I have installed OpenVPN server on a CentOS VPS hosted ...
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130 views

OpenVPN : Cannot SSH or MySQL properly

I have been happy with OpenVPN so far. But I have other issues. Following is the situation right now : - OpenVPN server installed on Amazon Linux. - OpenVPN client installed on Windows 7. - Set up ...
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51 views

OpenVPN bridge failed to forward packet

I have a pair of OpenVPN bridge working for my school. The bridge works well, it did bridge ip traffic between the 2 sites. My problem is, if a user turn on a PC after the bridge has already started. ...
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87 views

OpenVPN networks conflict

When having an OpenVPN instance working fine I'm having troubles with networks conflict in some specific circumstances. The setup is as this: tun-mode clients' network in OpenVPN: 172.16.159/24 ...
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72 views

openvpn up script execute command in schroot

We would like to control a service in a chroot environment utilising scripts run during an openvpn up and down sequence. Host OS is ubuntu-12-04, chroot environment runs ubuntu-12-10 A session has ...
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163 views

SMB share client side connection (Win7 with net use) is very slow

I have a SMB share on a CentOS server. Windows 7 based clients connect to the server via OpenVPN. Then net use is used to init the share. On some clients (not all) I am experiencing very long ...
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100 views

Cannot access Hyper-V machine via OpenVPN

We have an XP/SP3 Hyper-V machine running at Windows2012 Server. There is no problem to connect that virtual machine via mstsc or ping it from within our LAN. We have a branch in other city. They ...
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266 views

OpenVPN: Can't get clients connected

I just followed this tutorial for openVPN: https://help.ubuntu.com/12.04/serverguide/openvpn.html Sadly, I have trouble to get clients machine connect. This is the log of the client: Wed Mar 27 ...
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102 views

Custom certificate/key pair does not work on OpenVPN clients

I have setup very basic OpenVPN network on Windows Server 2008. My clients are IP Cameras having Unix OS and built-in feature of openVPN connectivity. Initially I used a common client certificate/key ...
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70 views

How to portforward with iptables?

I currently installed openvpn on CentOS 6 64bit and everything is working fine but I want to portforward a client "user" so they can use that port. Here is what I thought it should work iptables -t ...
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118 views

restore openvpn tun0 interface dropped by an apt-get update on an Ubuntu 12.04.1 LTS

I have been upgrading a few servers (Ubuntu 12.04.1 LTS) today and it turned out something broke openvpn. The tun0 interface has disappeared each time. Since security upgrades are down unattended, ...
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234 views

OpenVPN very slow on dedicated server Ubuntu 12.04

I installed an openVPN server on my dedicated server on ubuntu server 12.04. Both my server and my current connection are on optic fiber. I tested server bandwidth: upload 50mbit / download 88mbit ...
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94 views

Cannot see an EC2 VPN server from another EC2 instance

I'm using openVPN to connect to one EC2 instance from another. The client cannot see the server, however, despite that servers outside of AWS can see the server and successfully negotiate with it. ...
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128 views

OpenVPN clients cannot access internet able to access LAN

Clients are sucessfully connected to OpenVPN server and they are able to access lan share drives, but they are not access internet Below is my OpenVPN server conf file mode server local 10.2.2.121 ...
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157 views

Server 2008 R2 DNS does not respond to OpenVPN connections

I have a Windows Server 2008 R2 (actually a SBS 2011, but it is a 2k8 R2 underneath) and a active directory domain running on that Server. I now want to include our remote Web-Server into that domain ...
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131 views

OpenVPN connects using password but not certificate

I've installed OpenVPN and followed the steps to create a CA.crt in addition to other certificates. I've recreated the certificates numerous times in hopes of connecting but have been unsuccessful. I ...
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180 views

Can ClearOS be configured to act as an OpenVPN client?

I want to be able to route all my (outbound) network traffic through my OpenVPN connection. For me, the easiest way to do this would seem to be to enable my clearOS server to act as an OpenVPN client, ...
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377 views

OpenVPN No Connect/Timeout

I have 2 OpenVZ Ubuntu servers hosted with a vps vendor, both with an OpenVPN link back to the office network, along with several transient laptops/android phones using the vpn with all working ...
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197 views

Bridged OpenVPN: Are these iface settings safe on a dynamic DHCP?

I'm following this guide in order to set up OpenVPN. The tutorial looks fine, but I got a bit sceptical when it told me to change my network interface settings. More precisely it tells me to switch ...
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241 views

Selective VPN connection only for pre-defined websites

When I setup a VPN connection on my ubuntu box and enable it, all my network activity is taken over by it. What I want to do is to go through VPN, only when I visit websites like Hulu and Netflix. I ...
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672 views

Why my VPN doesn't work anymore?

I have openvpn server running on debian lenny. There is only one client - and it is running Windows 7 64-bit. This has worked for few months without any problems. And now, let's say for the last 7 ...