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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2
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1answer
932 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 ...
0
votes
0answers
87 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 ...
1
vote
0answers
121 views

Pfsense Openpvn and Vmware issue

Here is my network: Client --- WAN --- PfSense(VMWare) --- LAN --- vSwitch (Promiscuous) \--- ESXi Management (192.168.2.1) ...
3
votes
2answers
970 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
votes
1answer
79 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 ...
1
vote
0answers
367 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 ...
0
votes
1answer
222 views

OpenVPN Connect for ios can't parse my .ovpn file

For a user who wants to use my OpenVPN server on a mobile device, I have created a .ovpn file with embedded/bundled keys and certificates. But when I try to import it in the iOS client, I get this ...
0
votes
1answer
110 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 ...
2
votes
1answer
115 views

Two openvpn servers on the same machine, route traffic between the two subnets

I have two openvpn servers ( one on tcp, one on udp) running on the same machine - an OPENVZ vps. The first network A uses 10.10.0.0/24 and it is designed as an intranet. The second network B uses ...
0
votes
1answer
400 views

Can't get “redirect-gateway” to work correctly with this OpenVPN network and the internet

I have the following network layout: Everything in blue is a VPN client (except the obvious server) The my client side (which is the top side where it says "My Site"), If I include include ...
0
votes
1answer
3k views

OpenVPN not default gateway for all traffic

I'm trying to make my client forward all traffic through a VPS running OpenVPN. As you can see, it will allow pings to both domains and raw IP addresses, but it will not allow traffic like that made ...
0
votes
2answers
280 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
votes
0answers
513 views

Make Monit check OpenVPN client connection status

We're running a multi-site business, each site connected to a central OpenVPN server to provide access to internal systems. I'm currently using Monit to check if OpenVPN client is running and if the ...
0
votes
0answers
825 views

Openvpn Packet loss troubles

Hy! I got an Openvpn server on Linux and use it to route all ipv4 traffic from my clients (win7,android, pfsense etc). I finally want to really understand the routing thing, although it works, but ...
0
votes
1answer
187 views

Access two web servers (VPS and Windows Server) through the same IP (PUBLIC AND VPN) using VPN [closed]

I have two servers: a hosted VPS with a website on port 80, and a home server running windows 7. See the diagram below. The home server is running WAMP on port 88, which works on my home's public ...
0
votes
1answer
709 views

Ubuntu OpenVPN GUI setting incorrect default routing gateway

I'm currently playing with setting up an OpenVPN Access Server in AWS. For the most part I've got everything working, except when I try to add the VPN connection to Ubuntu using the networks GUI. ...
2
votes
1answer
5k views

Getting “Cannot ioctl TUNSETIFF tun: Operation not permitted” when trying to connect to OpenVPN

I'm trying to setup an OpenVPN Access Server in AWS using the market place AMI, but I;m struggling to connect to it. The access server is up and running. I've also added a user with Auto-Login and ...
4
votes
1answer
1k 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
169 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 ...
0
votes
0answers
91 views

OpenVPN Client recieves reply from Ping to Server but not from eth0 or non-server IP

I have been using OpenVPN succesfully with Layer2 bonding for over a year now. I have been experimenting with a more complicated setup on the local LAN using a ProxmoxVE hosting KVM VM as the server ...
2
votes
2answers
810 views

How access remote network with OpenVPN?

I am currently trying to configure OpenVPN to access our company network remotely. I was able to establish a connection and ping the server at the configured address (10.8.0.1), but I was not able to ...
-2
votes
1answer
537 views

issues with installing, No config files OpenVPN 2.3.2-4.el7.x86_64 on Centos 7

Having some issues with OpenVPN 2.3.2-4.el7.x86_64 on Centos 7 (it's a VPS with digital ocean). Basically I am trying to install and configure OpenVPN to use as a VPN server. However it seems I am ...
0
votes
1answer
2k views

pfSense OpenVPN Routing to Sever LAN

I'm trying to get my OpenVPN server to route traffic from clients to the server's LAN. My setup is as follows: pfSense box at 10.1.1.1 Other servers on the LAN at 10.1.10.0/24 (with DNS server at ...
2
votes
0answers
1k 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 ...
0
votes
0answers
314 views

pfsense access openvpn client´s lan

I want to cover the following case: pfsense server´s LAN: 10.1.0.0/24 openvpn client network: 10.2.0.0/24 Local network of one openvpn client: 192.168.2.0/24 Working: Access the network ...
0
votes
1answer
283 views

Tomato to OpenVPN Server on Ubuntu Server

I use OpenVPN on Ubuntu Server as VPN Server, and Viscosity successfully working with this client configuration: xxx.no-ip.org remote udp 1194 dev tun tls-client ca ca.crt cert cert.crt key key.key ...
0
votes
0answers
176 views

Check concurrent connections per user on OpenVPN server

I have an OpenVPN server running on a dedicated server and I want to know how many connections each user has open with the server. To test, I made it so im the only one that can login, and then ...
1
vote
0answers
99 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
1answer
38 views

OpenVPN client from multidomain SSL host

My server uses it's server certificate when connecting as a client to another server. webserver - server1.mydomain.com openvpnserver - server2.mydomain.com Server1 is a web server with SSL ...
1
vote
0answers
35 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 ...
0
votes
1answer
8k views

OpenVPN Route Client Traffic Through VPN Server Tunnel

I have configured a vps following this tutorial, the server and client are successfully connected and can ping each other, server is at 10.8.0.1 and the connected client (android-OpenVPN Connect) get ...
0
votes
0answers
255 views

OpenVPN Port forwarding on a OpenVZ VPS

I've been trying for the past 3 hours to forward the 443 port from my client to the 20443 port on my server (CentOS 7 on OpenVZ), so i can access it on myserverip:20443. I have OpenVPN Access ...
0
votes
0answers
419 views

DD-WRT/OpenVPN Tunnel Between Two Routers - Block Non-VPN Traffic on vlan1

I have two DD-WRT routers with OpenVPN that I am trying to make a secured tunnel between them. I need them to drop everything that is not going to tap0 on the WAN ports(both of which are set to ...
1
vote
1answer
812 views

OpenVPN: correct way to use a relative path in an OVPN file

I am attempting to connect to a service using OpenVPN. There are a number of configuration files (.OVPN) that share a single certificate (ca.crt); all are located in the same directory. ...
0
votes
0answers
11 views

iptables NAT can't initialise on Debian openvz [duplicate]

So i want to create a nat rule for an openVPN server. After getting trouble with the TAP/TUN Devices, it's finally working i think It's working greate but not routed so useless. Now i have to make a ...
2
votes
1answer
320 views

Openvpn server with bind9 DNS on AWS. Linux client cannot resolve host names.

I have a openvpn server set up and working on an AWS debian instance. It works as should but I want to push DNS queries to linux clients from bind9 which is on the same server as openvpn. All seems to ...
0
votes
1answer
128 views

Openvpn Server multiple Certs

We have OpenVPN clients with CA-Certificates from an old and a new authority. We can't change them all at once. The clients are verifying the certificate presented by the server. Is it possible ...
0
votes
2answers
282 views

Change OpenVPN server's tun0 address from xxx.xxx.xxx.1 to xxx.xxx.xxx.11

In the openvpn server's config file I have the line server 192.168.20.0 255.255.255.0. This will cause tun0 to be created with inet addr:192.168.20.**1** P-t-P:192.168.20.**2** Mask:255.255.255.255 ...
1
vote
1answer
129 views

OpenVPN Hairpin Nat

I have an OpenVPN set up that looks like this: +------------------------------------------------------+ | ...
0
votes
1answer
598 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 ...
0
votes
0answers
172 views

openvpn route traffic over vpn but through specific client gateway

I have setup openvpn with a server A and two clients with their specific client-specific file overrides. It works normally, even when I configure it to route all traffic through the VPN. Now in ...
0
votes
0answers
246 views

Force all traffic from one user through an OpenVPN tunnel on Debian 6 with iptables and ip route

I’m trying to force all traffic of one user through an OpenVPN tunnel. It is giving me grey hairs. The current situation is that I can either allow all traffic for this particular user, and it will go ...
0
votes
1answer
43 views

Server Loses Public Access When VPN Started

I have a setup a server that uses an OpenVPN client, in order to connect it to my private network at home. Whenever I start the VPN client-connection on the server, I can only connect to it's public ...
2
votes
0answers
199 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
votes
2answers
130 views

How Can I Give My VPN Clients Internet Access

I have been successful in setting up two OpenVPN servers as follows: Ubuntu1 (LAN IP: 172.23.6.148 WAN IP: 60.242.175.132) Ubuntu2 (LAN IP: 172.23.6.149 WAN IP: 60.242.175.133) Clients ...
0
votes
1answer
714 views

NFS fails to mount through openvpn tunnel

I am trying to establish an nfs connection through an openvpn tunnel. It really anoying and i dont know what to try next. The connectein test has been made on several platforms now. used ...
0
votes
0answers
174 views

Only allow SSH from specific IP to evade VPN connection?

I want a Linux server to use the VPN connection for all traffic that is not SSH from a specific IP. If the VPN connection becomes unavailable, not other communication than SSH with the specific IP ...
0
votes
1answer
404 views

Centos 7 with SElinux: openvpn and DNS

I'm trying to use openvpn as client on centos 7. It works fine, but i cannot get DNS from server. As you know, there is no resolvconf in new Centos, so, standard update-resolv-conf script doesn't ...
0
votes
1answer
130 views

OpenVpn & KVM: can't access LAN behind server

i just set up an OpenVPN Server on a rented root Server. I can ping the OpenVPN Server IP, but can't connect or ping to other Machines (VMs) on the OpenVPN Server Network. According to the official ...
0
votes
0answers
95 views

OpenWRT OpenVPN setup is slow, howto set CA on a remote system?

I want to run an OpenVPN-Server on a box but creating dh on it is really slow. I was searching the net, how to import a ca for the OpenVPN-Server on OpenWRT so I can run build-dh on a nother computer ...