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 on windows 08R2 times out clients

I have installed openvpn on windows 2008 R2 and I also configured it properly , I connected the server and it was successful but when a client tries to connect the ip, he receives the connection time ...
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2answers
242 views

Allowing SSH on a server with an active OpenVPN client

I have a VPS running CentOS 7 that I connect to with SSH. I would like to run an OpenVPN client on the VPS so that internet traffic is routed through the VPN, but still allow me to connect to the ...
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1answer
49 views

How discovery if data center provider is keeping network transfer logs or listening for traffic of the VPN provider? [closed]

How do I know if the data center provider is keeping network transfer logs or listening for traffic on both inbound and outbound connections of my VPN service hosted in their infrastructure? I mean ...
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3answers
4k views

Tunneling traffic from eth0 to tun0 (OpenVPN) Ububtu 12.04

Following the steps described here I've managed to configure both the VPN server and client(I can ping both ways). Their respective configuration files are: server: ;local a.b.c.d port 1194 ;proto ...
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2answers
1k views

OpenVPN SELinux Permission Denied

I am running CentOS 6.4. # cat /etc/centos-release CentOS release 6.4 (Final) After some updates, and a reboot, OpenVPN fails to start. # service openvpn start Starting openvpn: ...
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1answer
86 views

Setting up OpenVPN server: should I use tun or tap?

I'm trying to set up my first OpenVPN server, and I'm having trouble figuring out whether I should use tun or tap for my particular setup. I have an Amazon VPC with a few EC2 instances running ...
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0answers
54 views

OpenVPN Traceroute Issue

I have the following basic OpenVPN configuration: Datacenter Side: Subnet: 192.168.168/24 WAN->Router(192.168.168.1)->OpenVPN Server(192.168.168.200) Config File: port 1195 dev tun remote ...
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0answers
126 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) ...
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2answers
3k views

openvpn list all active certificates

I have a openvpn setup on ubuntu that multiple users are connecting to. I want to list all the active certificates with their Common name. Is their a way of doing this ?
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1answer
52 views

Open port only on OpenVPN network with iptables

I'm running an OpenVPN network and one of the VPN clients in my network is a web server which provides access to some internal services used by my application. Normally, on a public facing web server ...
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0answers
63 views

How to config private IPs for IPMI using VPN?

Recently I discovered it is best to protect my IPMI web interface behind a VPN. I went ahead and installed OpenVPN on my server and connect to it using tunnleblink on OSX. The VPN part is all set and ...
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1answer
64 views

Restarting OpenVPN server causes connected clients to stall

I have a small OpenVPN based network tying together a bunch of VPS's and I noticed that when I add a new client and restart the OpenVPN server to expose the IP address of the new client, the already ...
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1answer
137 views

iptables only blocks OpenVPN on server startup

I'm currently in the process of setting up OpenVPN across multiple data centres on Linode. The OpenVPN set up is working great and I'm now focusing on getting my firewall set up so that my public and ...
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0answers
54 views

Configuring quagga to report Openvpn VPN subnet

I'm trying to use quagga with RIP2 to route traffic through an openvpn server. At the moment I'm having trouble because it's reporting the VPN subnet (172.19.2.x) as just a single IP (172.19.2.1). ...
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vote
1answer
760 views

Allow OpenVPN client to push it's own DNS servers, regardless of OpenVPN server's pushed dns?

There is an OpenVPN server running on a Debian and it pushes a DNS in the server config file: push "dhcp-option DNS 8.8.8.8" Is there an option to allow the users to change that DNS servers on the ...
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2answers
60 views

Forward only internet traffic through VPN

The title probably needs some work, sorry in advance. My network is small and consists of a server with one NIC, a desktop computer and a few laptops. There's one wireless router (running OpenWrt) ...
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1answer
44 views

OpenVPN Connect issue

I am having trouble connecting to my VPN and I think I may have located the issue but I am unsure how to solve it. I can connect fine through my mobile device but when I try to connect through my ...
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2answers
1k views

Strange OpenVPN behavior - disconnects after one minute

I'm using OpenVPN for connect two private networks and now I got a problem, that I'm not able to solve. Servers are connected with simple UDP configuration with static key. I've already checked ...
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0answers
100 views

OpenVPN server, how to block clients without redirect-gateway

is there a way not to connects a clients without redirect-gateway option? For example if the client ignore this directive with https://community.openvpn.net/openvpn/wiki/IgnoreRedirectGateway.
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2answers
2k views

OpenVPN client as gateway for other clients

I have OpenVPN network with one server and two clients. When I setup my default route on C1 to go through S (which does have ip forwarding and NATing enabled), everything works as expected. The ...
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0answers
141 views

OpenVPN Access Server: Exclude specific IP addresses

I have setup an OpenVPN Access Server (openvpnas) on a Linux box and use the OpenVPN Connect client on Windows. How I could exclude specific IP addresses (e.g. google.com current ip) from routing ...
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1answer
176 views

OpenVPN + DNScrypt

I'm using Debian 7 Wheezy. I've installed OpenVPN using this awesome, fully automated script: wget https://raw.github.com/cwaffles/ezopenvpn/master/ezopenvpn.sh --no-check-certificate -O ezopenvpn.sh ...
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1answer
1k views

OpenVPN-AS not starting

I have been trying to get an OpenVPN Access server running but I am having a lot of trouble. I have a host node running Proxmox and I would like an OpenVZ container to run the server. I have gone ...
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1answer
364 views

openvpn windows routes ip forwarding enabled but not working

I have setup an openvpn network, I have in my client windows two interfaces, one public with IP 1.2.3.4 and the openvpn interface, with ip 192.168.244.10 I am able to ping from windows to the ...
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0answers
126 views

Setup openwrt router for 2 simulteneous openvpn clients on different wifi networks

I would like to setup openwrt router to be able to serve 2 different wifi networks which route their traffic thru 2 different openvpn tunnels. So far I have created 2 different wifi networks with ...
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1answer
1k views

OpenVPN site to site VPN tunnel with Windows Server 2012 R2

This is my clients setup: Site A Site B 192.168.2.0/24 192.168.0.0/24 Client A1 --|-- Server A Server ...
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2answers
2k views

OpenVPN: How to mitigate path MTU issues on a per-client basis?

We have dozens of embedded devices installed at customers, all calling home to our OpenVPN service. That works fine in general, but a few of our customers have severe path MTU issues. Our influence on ...
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0answers
95 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 ...
12
votes
1answer
750 views

SSH tunneling is faster than OpenVPN, could it be?

Logically, VPN should be faster than SSH for tunneling, because: It's running on UDP and not TCP (so no TCP over TCP) It has compression However, today I tested Redis replication over both ...
1
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2answers
122 views

Use OpenVPN tun device for specific request

I have setup an OpenVPN connection with the route-nopull configuration. So now no special routes have been added to the client's configuration and only a TUN device is created, like so: tun0 ...
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0answers
192 views

OpenVPN server cannot ping client (routing/iptables issue?)

I am not sure exactly where the issue is here. I'm fairly sure that this is some NAT or iptables issue on the OpenVPN server but am lacking the networking know-how to fix the issue. The crux of the ...
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1answer
171 views

Openvpn failover setup - Routing to clients with static ips

I have a setup with an openvpn server and many clients connected to it. All those clients have fixed ip addresses, derived from their certificate name. Behind the openvpn server, I have a management ...
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1answer
42 views

Setup openvpn as interface device only

I just setup OpenVPN client using this guide on The Geek Stuff But now (somewhat as expected) all my traffic is routed through the VPN. I actually just want to set up the interface device. Does ...
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0answers
72 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 ...
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6answers
22k views

how to auto start openvpn (client) on ubuntu 12.04 cli?

I have an *.ovpn file that works if I type in sudo openvpn client.ovpn Now I would like to start up openvpn when I boot the computer. It's a headless version of ubuntu - if that matters - 12.04 ...
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1answer
26 views

openvpn forward internet client to client

I know the directive push "redirect-gateway def1" can be used to forward the traffic of a vpn server to the client. My question is, can vpn be used to share the internet between two clients ...
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0answers
404 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 ...
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0answers
42 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 ...
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3answers
1k views

generating client.ovpn file on android

I am developing a open source application wrapper over OpenVPN library for Android. For that I need to generate openvpn conf file. I have followed OpenVPN how but did not understand how to generate ...
1
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1answer
71 views

Openvpn ip conflicts

I have a device which connects to my vpn, that i plan to distribute to third parties. my vpn ipset network is 10.8.0.0 i am also pushing 'route 10.7.0.0' Please excuse the config above. My ...
2
votes
1answer
390 views

OpenVPN with mixed ipv4 and ipv6 clients

I have a VPN server handling various clients; some with ipv4 only, some with ipv4 and ipv6, and some that will be ipv6 only. Some of these clients are roaming, so ideally they should connect to ipv6 ...
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0answers
68 views

openVPN on another IP

I had a working OpenVPN on my server, and it was working fine, redirecting traffic to the/from the internet, but when i have found that the traffic to the services on this server not routing through ...
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0answers
88 views

Pfsense Openpvn and Vmware issue

Here is my network: Client --- WAN --- PfSense(VMWare) --- LAN --- vSwitch (Promiscuous) \--- ESXi Management (192.168.2.1) ...
1
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1answer
236 views

pfSense OpenVPN from specific IPs and Anywhere

I have 4 Openvpn users, but i would like to restrict the 3 of them to allow connect through the VPN only from specific IPs and the 4th from anywhere. Anyone knows how can i do that? I thought about a ...
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2answers
1k views

OpenVPN Segmentation Fault

I have a server running CentOS 5.7 and I'm trying to get OpenVPN 2.2.0 to work. To start off, I had this working for quite a while now, but decided to try and make it highly available by using ...
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2answers
618 views

Prevent SSH connection lost after logging into VPN on server machine

I encountered an issue that I can't deal with. When I'm logged onto an VPS over SSH and try to estabilish VPN connection on that VPS, the SSH connection between VPS and my machine get lost. I assume ...
0
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2answers
146 views

OpenVPN Tunnel between two LANs, traffic dropped on the way?

I'd like to create a OpenVPN Tunnel between to LANs 192.168.1.0/24 and 192.168.2.0/24. However somehow packets entering the tunnel on one side don't come out of the other side ... The following ...
0
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1answer
48 views

What is the difference between those two IP addresses

I am trying to install OpenVPN server on a CentOS machine, the sample configuration files don't make that much sense. Specifically it's server.conf that I find difficult to understand What is the ...
0
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1answer
84 views

Client not routing through CentOS7 OpenVPN

I recently setup a server on digitalocean, i setup the vpn server key etc and i can connect with my client, the problem is that if i connect and i google for my public ip adress that i don't get the ...
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0answers
265 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 ...