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 - Client DNS queries

I have an openVPN server using a routed TUN setup. server.conf topology subnet server 10.8.0.0 255.255.255.0 push "redirect-gateway" push "route 10.0.0.0 255.255.255.0" push "dhcp-option DNS ...
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1answer
34 views

Cannot get client to pass DNS queries through openVPN tunnel

I cannot get my openVPN client machine (Windows 10) to pass DNS queries through the VPN tunnel. I am pushing 10.0.0.1 as a DNS server and the VPN connection shows that it is the DNS server for that ...
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0answers
10 views

NAT problems with OpenVPN + PF OpenBSD

I rented a server to use as a VPN for educational purposes , ok so set up openvpn server and its all working. I can connect to it with my Windows 7 laptop but i won't be able to browse any website ...
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1answer
20 views

MySQL querries slow down during upload, slow internet connection

I have a bit of an issue with my SQL queries. Basically whenever someone within my network uploads something (to gmail, dropbox anything) my SQL-queries become approximately 20 times slower. Sadly, ...
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2answers
33 views

Helo command rejected: Host not found - Setup postfix to accept sending mails from my home server through my public server

I would like to receive system emails from my home server. So I'm trying to configure postfix to do that through my public server. My public server has a fixed IP, while my home server is in a private ...
1
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1answer
19 views

RTNETLINK answers: File exists — OpenVPN errors

I have a bunch of servers that connect to the world through a "gateway" server that uses a NAT to redirect to the internet. I am trying to connect the gateway server to a VPN client through an ...
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2answers
44 views

VPN access to LAN over internet, same device IP on Local and Remote network [on hold]

I successfully configured a VPN connection to my Home network over internet following this guide. The current configurations is: Home Network (Remote) LAN: 192.168.1.1 => Router/Modem ...
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15 views

Layer 2 OpenVPN Bridge Headaches

I have a "working" layer 2 home->cloud (Vultr) bridge over OpenVPN. On both ends is an OPNSense firewall (since pfSense doesn't plan to switch to libreSSL due to "rude forking" by the libreSSL devs). ...
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0answers
13 views

OpenVPN: Mac client not connecting to Xubuntu server

(Edit: left out main paragraph, this should fix it) I've been trying to configure a VPN connection between a server running on Xubuntu 14.04, and the client running on Mac OSX Yosemite with no luck. ...
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0answers
20 views

After connecting vpn by openvpn impossible to browse internet [closed]

I am connecting to a vpn provider by using openvpn Everything looks nice i get the message Initialization Sequence Completed But after this i cannot connect any website browser just keeps trying ...
2
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1answer
50 views

OpenVPN Access Server: Remote Subnet Cannot Access Client's Resources

I have OpenVPN Access Server running on AWS. Here's the configuration: 172.18.16.0/20 Client (172.18.16.101) ----- OpenVPN Server (172.16.0.0/20) | ...
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1answer
31 views

OpenVPN and gateway on linux [closed]

I have home server with Debian installed When I turn on openvpn it creates new interface - tun0 It also adds some routing rules for that interface, including 0.0.0.0/1 via 192.168.101.1 dev tun0, ...
2
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0answers
17 views

vpn session over http or https [closed]

I can only access http://site.example.com or https://site.example.com (running linux centos behind ddwrt router) the http firewall allows those virtualhostnames to connect to the client (me) but not ...
1
vote
1answer
23 views

OpenVPN: restrict a client to certain IP addresses

I have an OpenVPN system with a number of users. I need to restrict some of the users so they can only connect from certain source IP addresses. It's not possible to simply firewall the OpenVPN port ...
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0answers
18 views

Set Up OpenVPN with Ldap support on CentOS7

We are trying to set up OpenVPN with ldap support via openvpn-auth-ldap on CentOS7. The EPEL repository is not listing openvpn-auth-ldap anymore for CentOS7. For CentOS6, there was a working relase. ...
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0answers
36 views

Ping not reaching in OpenVpn clients to subnet and vice versa

I have a vpn server which is connected to vpn client having ip 10.30.0.x now. I want it to able to ping another private client connected to vpn server. Please note that other private client is private ...
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33 views

Debian Openvpn port closed

Newbie in linux! there is already similar questions are asked here, but the solutions are not working for me. can somebody help me with this issue: I have been installed openvpn server on debian 8.1 ...
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0answers
40 views

Access OpenVPN Clients

I'm currently having some dificulties configuring my network to a new openvpn connection. I'll try to be clear as possible. This is our network diagram. I have a OpenVPN Server installed on ...
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0answers
23 views

openvpn port UDP 53 connectivity issue

I need to run openvpn server on port 53. I have a bind server already running on this port. Here are my iptables rules to let my gateway decide to which service it should redirect traffic: # ...
2
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0answers
17 views

Samba server disappears from the browser list after a period of time

I have a Ubuntu server running as a router. On the server I use iptables and DHCP 3.1.3, Samba 3.4.7 and OpenVPN 2.1.0 server. I have problem with Samba server disappears from the VPN client browser ...
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3answers
32 views

OpenVPN: Assign a single URL to an IP

I have a remote server that I am connecting to via OpenVPN. The OpenVPN-Server is configured not to forward ipv4 packages, so the "internet-traffic" does not go through the server. Now I would like ...
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2answers
11 views

is LLDP through routed openvpn possible?

I would like to have LLDP traffic forwarded between client & server. Is it possible to achieve this using routed openVPN configuration? P.S.: LLDP works with bridged openVPN
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1answer
23 views

Connecting two clients openvpn

I have two clients one connected to vpn server through vpn and another without vpn. I can ping both the clients from my server but I can't do directly using one client to another. I am adding route ...
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2answers
35 views

prevent openvpn client from changing ip of tap device

I have an openvpn server behind a firewall, clients are assigned static IP addresses with specific ifconfig-push directives in the client-config-dir. The problem is that clients can change their ...
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1answer
61 views

Route torrent traffic through VPN interface [closed]

I'm trying to set up my own seedbox with rTorrent and I would like to redirect all torrent traffic through my VPN. I know there is a bunch of QA and HOWTOs on this subject. I've read a lot and came ...
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34 views

Forward SSH to OpenVPN client via UFW

I have an Ubuntu 14 server that is running OpenVPN gateway and ufw. Let's call it Server A. I have an IP reservation for a permanently connected server (Server B). It always connects to OpenVPN and ...
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1answer
37 views

Site - Site VPN using Zentyal (OpenVPN)

I've got some servers in location A which has a Zentyal machine running, lets call it Z1, I then have another Zentyal machine running in my AWS VPC, location B, lets call it Z2. Z1 is connected to Z2 ...
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2answers
40 views

OpenVPN connects to server but no internet connection

i am trying to setup my openvpn server but it doesnt work! Client config: client dev tap ;dev-node MyTap ;proto tcp proto udp remote 5.1.85.206 1194 ;remote-random resolv-retry infinite ...
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2answers
17 views

OpenVPN solution/options for traffic reduction?

I am looking into VPN for the purpose of traffic reduction on the client side. CPU load is secondary. Is lzo good enough to beat the overhead malus? Are there other options to tune compression in ...
0
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1answer
29 views

No internet access when toggling `redirect-gateway` in OpenVPN client config

I have a router with IP 192.168.1.1 subnetting 192.168.1.0/24. On that subnet, a Synology NAS has an IP of 192.168.1.181 and is running a VPN server using subnet 192.168.2.0/24. When I connect a ...
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0answers
22 views

Tunneling VPS Traffic Through VPN

I am trying to tunnel the traffic coming from a VPS through a VPN but it doesn't seem to be working. The current .ovpn file that I am using seems to work fine on my local machine, but when I launch ...
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1answer
23 views

VPN bridge duplicate routes

I'm trying to establish a VPN bridge between 2 embedded computers. VPN gets established correctly, however once tap0 interface gets created on the client's side, it creates a duplicate route: ...
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1answer
17 views

Using a VPS as an OpenVPN client

I am trying to tunnel the traffic coming from a VPS through a VPN but it doesn't seem to be working. The current .ovpn file that I am using seems to work just fine on my local machine, but when I ...
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0answers
5 views

How to setup an OpenVpn tunnel to IPV4 from a dualstack lite (ipv6 address only) cable modem [migrated]

As of today, I am on a nice and fast new cable modem connection. Unfortunately, that connection is natted to an external shared IPV4 by my ISP. It is only possible to reach my modem via a unique IPV6 ...
1
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1answer
18 views

Get OpenVPN client IP script

My machine get's an IP from OpenVPN server when connecting to the VPN gateway. This is tun0 on Ubuntu. I assume naming might be different for other systems that may connect to OpenVPN gateway. Is ...
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0answers
5 views

Force virtual machine to only use VPN connection? [migrated]

Here's what I have: Mac OS X 10.10 - running Virtualbox and acting as an OpenVPN client. This works just fine on the VPN and is intended to be my host machine. There is also WiFi connection on this ...
1
vote
1answer
92 views

Routing all traffc though OpenVPN on Windows

I have problems with routing ALL windows traffic thorough OpenVPN tunnel and tried to solve this issue for hours. However, most advices about it did not help in my situation. I have OpenVPN ...
0
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1answer
48 views

QNAP TS-419 QTS 4.1.2 Using OpenVPN to Connect as a VPN Client

I'm following up on a similar user request: QNAP TS-419p as a VPN Gateway? I have a QNAP TS-419 II, with Firmware 4.1.2. I have a VPN service provider than uses OpenVPN to connect to their VPN ...
0
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1answer
30 views

Two-way routing for router and openvpn server subnets

I have a router with IP 192.168.1.1 subnetting 192.168.1.0/24. On that subnet, a synology nas has an IP of 192.168.1.181 and is running a VPN server using subnet 192.168.2.0/24. When I connect a ...
0
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0answers
29 views

OpenVPN version 2.3.8 server on Windows 8 TLS Errors and Issues [closed]

So I've followed the https://community.openvpn.net/openvpn/wiki/Easy_Windows_Guide to the point, but I get a TLS error when I try connecting to the server from my mac as a client. Initial packet from ...
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0answers
75 views

OpenVPN Client routing table fault: “route add 181.122.233.210/32 via 0.0.0.0 RTNETLINK answers: No such device”

I am user of openvpn , I have very lowskill with it. My Internet Supplier have a crazy server-network . So I am using pppd program to establish connection to internet , and then I am starting the ...
1
vote
1answer
34 views

Multiple instances of Openvpn with different server IP numbers

Is it possible to assign different ip numbers to different openvpn interfaces on server (Like in PPTPD): Server PC i-face-s: tun0: inet 10.8.1.1 peer 10.8.2.1 tun1: inet 10.8.1.2 peer 10.8.2.2 ...
1
vote
1answer
35 views

Prevent IP Spoofing on OpenVPN tun

I have a question regarding IP Spoofing and authentication. I have an OpenVPN server in TUN mode with many untrusted clients in the same VPN network, and I was wondering if one client is able to spoof ...
0
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1answer
30 views

OpenVPN internet access

I have my VPS on CentOS7. I just set up Openvpn on the CentOS machine. I can connect to the VPN from my desktop (Ubuntu), but can no longer access internet. What could be wrong? The last few lines ...
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1answer
38 views

How to change subnet to login in OpenVPN client.conf?

I have an access to different subnets. How can I modify client.conf to login (or at least able to route) in another subnet? E.g. now I get IP address in 10.132.193.0/24 subnet, but I want to get IP in ...
2
votes
1answer
136 views

Fix 'TLS Error: TLS handshake failed' on OpenVPN client

I am configuring OpenVPN 2.3.6-1 on my Arch Linux server in order to encrypt SMB traffic over the public Internet. When I test the setup on one of my Linux virtual machine clients, I get the error: ...
0
votes
1answer
36 views

PFSense / Snort / OpenVPN - one WAN interface

I have a pfsense box running both Snort and OpenVPN. The VPN worked great before installing Snort, now intermittently I cannot connect. Should I whitelist the port that the VPN uses on the WAN ...
0
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1answer
36 views

How to identify and list openvpn connected clients

I need to know, how can I identify an OpenVPN clients, connecting to an OpenVPN gateway with a username, for example? Where would I put it in the connection profile file? Or generate a personal ...
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0answers
47 views

OpenVPN redirect-gateway not working on 3G cellular

I have trouble setting up an OpenVPN server on Ubuntu 14.04. I followed this guide from Digital Ocean step by step and it works perfectly for all WiFi devices such as my laptops and desktop either on ...
0
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1answer
31 views

OpenVPN export ca.crt

I've accidentally regenerated the ca.crt and ca.key of my OPENVPN config, but did not import it into the configuration, so all previously generated keys/certificates are working fine, I just can't ...