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 split tunel

I've been trying to set up vpn just for one specific ip address. What I want is to have so all traffic that is sent to single ip ( 1.2.3.4 for now ) would go through openvpn client. My current ...
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1answer
177 views

How to Access OpenVPN Client Subnet

I'm setting up a site-to-site OpenVPN, For now: Users on the client side can access the subnets on the server side. accessing the VPN client machine [Its IP on the client subnet] works fine. But ...
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56 views

Gateway on OpenVPN

I have a problem... I worked a lot of days on configure a VPN on my dedicated serv... I started 1 month ago. Now it works, I am able to connect to it. I have no error. But I want to have a static IP ...
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18 views

OpenVPN Access Server Selective Routing

We have a company admin panel that i want to be accessible only inside an OpenVPN Access Server network, but i don't want our staff to do their normal browsing from the server IP. So how can i make ...
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185 views

Using OpenVPN only for specific applications on Linux

I have a working PPTP VPN with very specific routing requirements that I need to replace with OpenVPN due to issues with our ISP, and I am having issues adapting my routing rules to OpenVPN. I only ...
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54 views

VPN client to client port forwarding

I have an EC2 Amazon instance running a vpn server with 192.168.240.1-9 ip range. I can connect my Macbook to this VPN (using system pref.) and a Raspberry Pi, using this command line: sudo ...
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115 views

Port forwarding through OpenVPN server

Here's my scenario: Remote OpenVPN server v2.3.2, 1 public IP, CentOS 6.4, 2.6.32-042stab079.6 Tunnelblick (OpenVPN client) What I want to do is route all the client traffic through the VPN - and ...
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1answer
115 views

Configure username/password only auth in OpenVPN Connect

I'm trying to configure my client to use only username/password for authentication. Unfortunatly, iOS app keeps asking me for a Certificate (I'm not sure it's Client certificate though). Here is ...
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63 views

openvpn tun forwarding with firewalld

I have an OpenVPN server on Fedora 19 with 2 clients - 1 client on the same LAN as the server, and the other on the internet. I want the 2 clients to be able to talk to each other thru the tunnel and, ...
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1answer
80 views

How to bind traffic of each NAT client to a external IP address?

I have a NAT router with 2 IP addresses, lets say 111.111.111.111 and 222.222.222.222 associated with the interfaces eth0 and eth0:1 respectively. I have two servers that connect to this NAT gateway ...
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56 views

OpenVPN Connected but Unable to Access Machines Inside

I'm on an Ubuntu laptop connected wirelessly, attempting to VPN into my network. It seems to connect successfully, showing "Initialization Sequence Completed", but I can't ping or otherwise access ...
2
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1answer
378 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
43 views

OpenVPN fails while openssl verifies ok

I have recently created a new CA certificate, as the old one was about to expire. I deployed this certificate to our OpenVPN server, and on it the verification of local certificate goes ok with both ...
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1answer
144 views

OpenVPN and port 1194 closed

I installed openVPN on my server. By default, the port 1194 is choosed. The problem is that when I am running: sudo nmap -sU localhost -p 1194 It shows me: PORT STATE SERVICE 1194/udp ...
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2answers
720 views

Cisco AnyConnect VPN via OpenVPN tunnel [Unable to modify IP forwarding table]

Background: I'm working as a contractor for a small web design agency. We have a particular project / client requires that any updates / development that are performed are done via VPN. The client VPN ...
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1answer
49 views

Understanding VPN Implementation

The above image shows what I think occurs during an OpenVPN connection. Hosts A and B are connected to the VPN through the VPN server at 1.2.3.4:1194. My question is: if host A wishes to send a ...
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2answers
277 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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41 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 ...
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38 views

How to list all units in systemd regardless of their state including parameterized / templated (@)?

OpenVPN unit file is parameterized (see @): > ls /usr/lib/systemd/system/openvpn* /usr/lib/systemd/system/openvpn@.service The problem is that I cannot list the parameterized service names by ...
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1answer
101 views

Enable SSH only when connected to VPN (OpenVPN)

I have OpenVPN installed on Ubuntu 12.04 and want only client logged in through the VPN to access SSH on the same server. I have NAT enabled. Is there a way to accept SSH connections that way. ...
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22 views

openVPN as a way to connect to a LAN by another client, different from server

Setup: one LAN handled by a router without a publicly available IP address but without any outbound connection restrictions ("target LAN"); a separate server publicly reachable from the Internet ...
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1answer
129 views

OpenVPN bridge network from routed clients

I have the following setup: subnet 1 - 10.0.1.0/24 with a machine used as NAT and also running an OpenVPN client subnet 2 - 192.168.1/24 with an OpenVPN server (the server in subnet 1 connect here) ...
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2answers
599 views

OpenVPN Bridge on pfsense: once LAN pings clients, connectivity breaks

So I'm using a pfsense openvpn to bridge my LAN segment so VPN users can access the servers. The problem I'm having now is that I can establish a connection, I can ping the LAN server from the VPN, ...
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2answers
111 views

Cannot browse ipv4 websites (OpenVPN )

I have set up an openVPN tunnel on my VPS (OpenVZ - Ubuntu 12.04). The problem is when I'm connected to the vpn, I can only browse websites which support ipv6 like google. Ipv4 sites aren't loading ...
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1answer
94 views

How to make a backup VPN server?

I have a small VPN network with a bunch of clients working mostly with each other and a VPN server. Everything works fine, except, obviously I can't shut VPN server down without breaking the network. ...
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24 views

How can I test connectivity to a TLS-enabled OpenVPN server?

Unfortunately we don't have access to the management interface, so I'm after a way to tell that tls-enabled OpenVPN us up and responsive. I'm familiar with this trick, but it doesn't work for ...
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1answer
662 views

Tutorial for configuring OpenVPN

I have been through 10+ tutorials on setting up a OpenVPN, and each tutorial gives a different problem... Does anyone know of a decent and helpful website/tutorial which I could go to to get it set ...
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2answers
199 views

Ports do not open after rules appended in iptables [closed]

I have a server that I am trying to setup for OpenVPN. I have followed all the steps, but I see that when I try to connect to it in Windows, it doesn't allow me, it just hangs on connecting, so I did ...
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1answer
1k views

Pfsense 2.1 OpenVPN can't reach servers on the LAN

I have a small network set up like this: I have a Pfsense for connecting my servers to the WAN, they are using NAT from the LAN -> WAN. I have an OpenVPN server using TAP to allow remote workers ...
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223 views

Tomato RT-N16 - How to Prevent Multicast Packets from Reaching OpenVPN clients (TAP)

We have a remote (like in the woods) client using a VPN connection to connect to our office, using this link we can monitor and operate the remote client without a few hours drive in the wild. This ...
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1answer
50 views

OpenVPN: Single certificate authority, multiple VPNs

The company in which I work has a single site (I'll refer it as "Site A"). There are several private networks within site A. We have a running instance of OpenVPN which allows some employees to ...
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7 views

Openvpn mat through access server depending on client

I have several services which should be accessible through a VPN. Clients who connect through the VPN server should be NATed so that all their traffic passes through the access server. However server ...
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1answer
20 views

How do I specify the external IP when using iptables masquerade?

I'm using this rule to allow internet access through OpenVPN: -A POSTROUTING -s 10.8.0.0/24 -o eth0 -j MASQUERADE However traffic via the VPN is coming from the box's primary IP. eth0 has a /29 ...
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1answer
67 views

Using ccd OpenVPN user can connect , but can't access other devices

I'm using ccd OpenVPN settings to make static keys for each users. My Server config looks like cat openvpn.conf dev tun proto udp port 1194 ca /etc/openvpn/easy-rsa/keys/ca.crt cert ...
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144 views

OpenVPN Keeps Crashing

Oct 20 21:00:44 sb1 openvpn[2082]: <MY_IP>:28523 [vpntest] Peer Connection Initiated with [AF_INET]<MY_IP>:28523 Oct 20 21:00:44 sb1 openvpn[2082]: vpntest/<MY_IP>:28523 MULTI_sva: ...
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1answer
58 views

Setting up a server that routes local traffic through vpn, while still being able to access internet directly

The goal is to setup a local server that routes local traffic through an uncontrolled remote vpn service while still being able to access the internet directly (not tunneled via vpn) and provide ...
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1answer
208 views

Get OpenVPN clients names to resolve through dnsmasq

I have a PFSense box running as an OpenVPN server. There are several remote devices that connect through the VPN (as tap devices). The VPN stuff is working, I can access the remote hardware by ...
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212 views

OpenVPN slow with Firewall enabled on Zyxel ZyWall USG-100

I have an OpenVPN server on a Linux machine, after installing a ZyWall USG-100 I'm experiencing extremely slowness navigating web servers on my remote LAN through the VPN connection, while accessing ...
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1answer
31 views

No routing or forwarding, plain ssh from server

I'm currently developing on a system with distributed computers around the country. All of these are sitting behind a NAT and are self-controlled. As a Backup-plan if puppet fails or for other ...
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1answer
187 views

IPv6 tunnel with openvpn “tun” and subnetting

I have a vps with a /64 IPv6 prefix and I'm trying to use it to bring IPv6 connectivity to a host using openvpn. I first used the layer-2 "tap" method, I created a permanent tap tunnel and configured ...
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48 views

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, ...
2
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1answer
1k views

Improving OpenVPN Performance

I've been trying to improve my OpenVPN performance and this is my current setup: cat /etc/openvpn/server.conf port 443 #- port proto tcp #- protocol dev tun #tun-mtu 1500 tun-mtu-extra 32 #mssfix ...
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1answer
147 views

Amazon EC2 Creating Tunnel with OpenVPN

I have followed these instructions: http://aws.amazon.com/articles/0639686206802544 I can ping the VPN endpoints and I have the corresponding VPC CIDR pointing to the EC2 instance in the route table. ...
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1answer
48 views

OpenVPN: quit on proxy connection error

My goal is to try various proxy ports. My application would call openvpn at first with one set of proxy settings. If it fails, then it takes the other set. For now my application tries another set ...
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1answer
166 views

“Connection reset by peer” when i'm trying to connect to server

I've got a computer with openvpn server behind the NAT. When I try to connect to it from client - I get this error: read UDPv4: Connection reset by peer (WSAECONNRESET) (code=10054) I've configured ...
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1answer
56 views

OpenVPN and Performance [closed]

From my understanding RDP is encrypted and so is the OpenVPN connection so that is an encryption in an encryption. My Setup: LAPTOP <---> REMOTE SERVER <---> OFFICE SYSTEM Due to ...
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1answer
78 views

OpenVPN see other users on network

I have 2 machines connected to an OpenVPN network but I can't seem to ping or RDP into each other. EDIT: Tried adding client-to-client and did a restart of the server and clients, can't ping or ...
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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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1answer
186 views

Some clients on a VPN network are not reachable

The problem of this model is that some (only some) clients cannot be reached. See the link below for more information about the model which is being described in the upcoming section. Problem ...
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1answer
56 views

OpenVPN server won't connect [closed]

Everytime I try and connect with the below profile it gets stuck on "logging in" client dev tun proto tcp remote IP 443 resolv-retry infinite nobind persist-key persist-tun comp-lzo verb 3 <ca> ...