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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2k views

OpenVPN disables WiFi adapter afer connecting; connects after re-enabling it but no VPN hosts connectivity

I want to connect from my Windows 7 Enterprise PC to OpenVPN server. I have OpenVPN client version 2.1.1 installed. I have currently two problems: 1) After I start OpenVPN GUI and connect the ...
2
votes
1answer
280 views

OpenVPN create a connection, run a script and shut it down

What would be the best way of going about the following problem? I have a server that I periodically dump backups to. The only way to connect to this server is via OpenVPN. So far I tested ...
2
votes
1answer
4k views

pfsense peer-to-peer OpenVPN not connecting

I'm trying to setup a peer-to-peer OpenVPN between two pfsense servers running 2.0.1-RELEASE, but the client keeps getting the connection dropped, with a status of "reconnecting; ping-restart" and ...
2
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2answers
792 views

Opensource SSL VPN for laptop to home network? [closed]

Router/Firewall/Endpoint: Zywall USG20W Method: SSL VPN (IPSEC VPN only if not other choice) Laptop: Windows 7 x86 Auth Server: 2008 R2 AD I have biz class internet and a bank of static IP's at my ...
2
votes
1answer
367 views

Using OpenVPN on Two Linux Machines *not on the gateways* to link the networks over the internet

I am running OpenVPN linking two linux machines on two networks. These machines are not the networks' gateways. There are also separate DD-WRT routers which are acting as the gateways on both ...
2
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3answers
510 views

Router in front of Untangle UTM

I want to put a pfSense router in front of my Untangle UTM. There is only one thing I am not too sure about. If the Untangle box will sit behind another router and run OpenVPN, all I need to do to ...
2
votes
3answers
465 views

Making to the DNS on two different VPNs play nice

Setup: I have two separate networks I need to connect to at the same time. VPN 1 PPTP IP : 192.168.2.0/24 DNS : 192.168.2.32; 192.168.2.34 (Windows 2003) Domain : old.com Forwarder : ...
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4answers
5k views

How to let unprivileged user change/add route in Win7? OpenVPN client configuration

I have a Win7 laptop with OpenVPN installed. The normal user is an unprivileged user without knowledge of the administrator password. When running as an administrator, everything works fine with ...
2
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3answers
3k views

OpenVPN multiple servers on the same subnet, high availability

Hey everyone. Let me start by saying that my Linux experience isn't super awesome but I can usually find my way around things easily. Over at work we have an OpenVPN setup that's been due for some ...
2
votes
3answers
294 views

software VPN via Ubuntu & osX

I want to be able to access my shared folders on my ubuntu server from my laptop (osX) when I'm at Uni. I'd prefer to set up a VPN and continue to use the SMB or AFP (if i can get it working) that I ...
2
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1answer
6k views

HowTo access Samba Share over VPN Tunnel?

I don't know how to access a Samba share running on a Ubuntu 10.04 server through OpenVPN 2.1.0. I've installed & configured OpenVPN and everything works. The server end of the tunnel has the IP ...
2
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2answers
2k views

Broadcast UDP over VPN

I have OpenVPN configured and have 5 dd-wrt router clients. I would like the machines on those routers to be-able to UDP Broadcast across all 5 networks. I cannot bridge the interfaces(to my ...
2
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2answers
3k views

How to run script after OpenVPN's TUN driver is up under Ubuntu

I would like to execute a bash script after a TUN driver (e.g. tun0) is up under ubuntu 9.04/9.10. I need it to use the assigned VPN IP in some configuration scripts. Do you have any suggestion? ...
2
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2answers
227 views

advanced openvpn - how do clients generate their own private keys and get the remote ca to sign their certificate

From answers to this question ive been recommended to not create client keys on the server home to ca.key but rather make the clients create their own private key and simple pass a csr to the ca ...
2
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2answers
19k views

Linux IP Forwarding for OpenVPN - correct firewall setup?

I have OpenVPN running on a Linux machine. The VPN server has a public IP address (x.x.x.x) and the VPN clients are assigned addresses on the "tun" device in 10.8.0.0\24. I have an IPTables rule to ...
2
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4answers
585 views

Need an absolute proxy server to route HTTPS, FTP, etc

I have managed to setup a squid proxy server as an HTTP proxy and this is working well. However, it does not work with HTTPS. I am looking at making use of an external machine to setup as a proxy for ...
2
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2answers
32 views

TCP under OpenVPN is very slow (tsg attached)

I have a very weird problem with OpenVPN. Most VPNs work fine, except this one. Here I get very low performance from TCP connections, but the CPU load is low (so, not a CPU issue). OpenVPN is ...
2
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1answer
415 views

Pros / cons of using password-less OpenVPN client keys

I'm setting up an OpenVPN server for my organization, and I'm reading up on the different ways that the client side keys work. I'm still a little unfamiliar with all of the concepts behind these ...
2
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1answer
157 views

Slow Network Printing over OpenVPN / Windows Server 2008

Our setup is as follows: Two offices (A and B) connected with OpenVPN Access Server. One Windows Server 2008 R2 Standard Housed in remote datacenter. Terminals at both offices connect through RDP ...
2
votes
1answer
127 views

Waiting for devices to come up on Debian boot

I'm running OpenVPN and dnsmasmq on my wheezy system. Dnsmasq is only necessary for VPN and local users, so I don't want it to listen on all devices (yes, there is also a firewall, anyways). When ...
2
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1answer
644 views

OpenVPN server configuration with D-Link DSR-250n as client

I am attempting to have my D-Link DSR-250n router connect to my OpenVPN server. I have followed this guide in terms of getting the server up and running, and can successfully establish a client ...
2
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1answer
78 views

Openvpn signing certificates with wrong CA

I have a working (until now) ubuntu openvpn server. I think that my server is using a wrong CA to sign client CRTs. E.g: I use "source ./vars" followed by "./build-key john.doe" and it all works ...
2
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1answer
585 views

OpenVPN and one way pings

Network configuration I have set up a network: Appropriate ports of computers in 192.168.87.0/24 are forwarded on TP-LINK router to be seen "all over the world". IP forwarding in enabled on ...
2
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1answer
636 views

Log into Active Directory Domain over OpenVPN

Is it possible for an OpenVPN client to log into a Windows AD domain on the server end of the tunnel? In my set up, my OpenVPN server is running on a linux box joined to the domain and I'm using the ...
2
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1answer
4k views

OpenVPN - tap interfaces and default gateway

Quick question just to verify i'm not going mental. If using device mode "tap" and i got a fully function connection in the sense that i can ping from client to server without any issues. However, i ...
2
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1answer
1k views

How to make short (not fully qualified) hostnames work with Mountain Lion, Tunnelblick, pfSense, OpenVPN

I use Tunnelblick 3.3beta21b on Mac OS X 10.8.2 (Mountain Lion) to connect to a pfSense/OpenVPN virtual private network. When connected to the VPN, I can access machines in our datacenter. This is ...
2
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2answers
1k views

How can I configure openvpn to proxy traffic only for processes that bind to the tun interface?

I'm trying to configure openvpn so that only traffic from certain processes goes over the vpn, but those processes could connect to anywhere. I'm trying to do that by having openvpn not do any route ...
2
votes
1answer
103 views

How can I create an environment to test OpenVPN with in a test lab?

I have a test lab that I would like to use to test a site-to-site VPN setup with using OpenVPN. What is the minimum amount of hardware that I need and how should it be configured so that I can mimic a ...
2
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2answers
2k views

OpenVPN bad source address from client

I have one problem with OpenVPN. There are a lot drops records in the openvpn log file on the server: Mon Oct 22 10:14:41 2012 us=726541 laptop/ххх:1194 MULTI: bad source address from client ...
2
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1answer
3k views

Which openvpn cipher should I use?

From both a performance and security standpoint, which cipher should I use with openvpn? According to http://openvpn.net/index.php/open-source/documentation/howto.html#security , the default is ...
2
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1answer
566 views

Tunnel only one program (UDP & TCP) through another server

I have a windows machine at home and a server with debian installed. I want to tunnel the UDP traffic from one (any only this) program on my windows machine through my server. For tcp traffic this ...
2
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1answer
2k views

OpenVPN bridge: remote clients don't see local

Rough solution: iptables -A FORWARD -i br200 -j ACCEPT iptables -A FORWARD -o br200 -j ACCEPT I still don't understand what's happening. Bridging is made on L2, iptables shouldn't touch that ...
2
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2answers
3k views

How can I setup a VPN for remote users to connect to a AWS RDS server?

I have remote developers that travel and have constantly changing IP addresses. I would like them to be able to connect to a VPN running on a instance on EC2. Once they are connected to the VPN with a ...
2
votes
1answer
544 views

openvpn client connection is not establishing

What does this error means? My client.conf file works in other clients like ubuntu. But in centos 5.7 client it is giving this error; Thu Mar 22 23:20:49 2012 us=231847 UDPv4 WRITE [14] to ...
2
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1answer
855 views

Getting OpenVPN to fully connect two networks

I have a client (which is also a gateway for a 192.168.203.0/24 network) that is trying to connect to a remote server (that is a gateway for a 192.168.150.0/24 network) and make a fully bridge between ...
2
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2answers
735 views

Is there a tutorial for setting up OpenVPN on Amazon's EC2 running a Windows 2008 server?

I have been looking for hours, for a way to set up an OpenVPN server on an Amazon EC2 instance that's running Windows Server 2008 R2. All of the tutorials I have found deal with EC2 Linux, Ubuntu, ...
2
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2answers
575 views

Debian: IPv6-in-IPv4 over OpenVPN

Following (roughly) the instructions https://www.zagbot.com/openvpn_ipv6_tunnel.html at I now have the following: Client martin@theoria:~$ ifconfig eth0 Link encap:Ethernet HWaddr ...
2
votes
1answer
639 views

Recommendation for a virtual site-to-site VPN appliance [closed]

can you please recommend an Virtual Appliance or Operating System for creating multiple site-to-site VPN? The appliance must of course handle IPSec. It should also be OpenVPN capable. An Additional ...
2
votes
1answer
907 views

Allow my OpenVPN server to work behind a Cisco 800 Router

I have an OpenVPN Ubuntu Server working on ip 192.168.1.11 I need to let my roadwarriors use it from anywhere. I have a Cisco 800 router but I'm not an expert... I've downloaded using tftp its ...
2
votes
1answer
189 views

Is there a way to have a rolling list of passwords with OpenVPN or any other open source VPN software?

This can be useful for someone that is using a VPN in Internet cafe where someone could have installed a key logger. This way, even if they have recorded the password, it will not work the next time.
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2answers
2k views

How to redirect all Internet traffic to OpenVPN Server

I have seen working solutions around the issue of forcing Internet traffic to go through the OpenVPN server but they are all done in Linux, all I want to know is how to add an entry to the route table ...
2
votes
1answer
520 views

Connecting two networks together with OpenVPN

I have two Debian boxes sitting on two separate networks. I am trying to set up an OpenVPN link across the internet between the two and I've hit a little roadblock. I would like to set this up so ...
2
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2answers
948 views

SSH disconnection issue - TCP RST packets

I have a SSH disconnection problem, disconnection occurs randomly. Sometimes, it works fine and other times I am frequently disconnected. After the disconnection I can again re-connect and continue to ...
2
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2answers
1k views

Multiple OpenVPN clients on the same host

I'm trying to run two openvpn clients on the same host (let's call this the dual client box), connecting to two different openvpn servers. My dual client box is running Ubuntu 10.04, and I've got two ...
2
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2answers
383 views

Can you use Untangle with 1 NIC as an openvpn server?

Hi I have an untangle server in my office with 443(web-interface) and 1194(openvpn port) forwarded to this machine. Can you configure only 1 NIC for untangle and use it as openvpn server?
2
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1answer
82 views

Does A SSL Certificate Need to be Purchased and Setup for OpenVPN?

I'm planning on setting up OpenVPN on a Cloud Server from Rackspace Cloud. Does a SSL certificate need to be purchased and setup manually for OpenVPN? What about Amazon EC2?
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1answer
1k views

OpenVPN OpenSSL entry 22: invalid expiry date

I attempted to generate some OpenVPN keys for a new employee the other day. Same procedure as normal. Nothing has changed in this area for months. During the certificate generation I get the ...
2
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1answer
392 views

Stress test OpenVPN server?

We have about 50-100 concurrent users connected to our current VPN and would like to migrate to an OpenVPN network. We have setup a RHEL server running OpenVPN and would like to simulate 50-100 ...
2
votes
1answer
2k views

What ports are needed for a Windows XP client to acces a folder on a SAMBA server?

Wikipedia mentions only TCP port 445 (while as far as I can remember ports 137-139 used to be used actively by Windows file sharing). If I map the 445th TCP port on gateway host "A" to a 445th TCP ...
2
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3answers
491 views

SSHd listen on OpenVPN's IP ?

I've got a server with SSH and OpenVPN services. I'd like to make sshd listen only on the openvpn ip. The problem is, until openVPN is up and tun0 is set, sshd can't be bind to the openvpn's ip. I'm ...