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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490 views

Tap interface within a virtual machine has NO-CARRIER

I am trying to hook up a virtual machine to a host using openvpn. When i create a tap interface within the virtual machine using: /usr/sbin/openvpn --mktun --dev tap1 The state of the tap interface ...
1
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1answer
2k views

Creating a site-to-site VPN with OpenVPN (Zentyal)

I am attempting to connect two networks using OpenVPN using Zentyal 3.3. I have followed the instructions on Zentyal's site, but my clients on Site2 can't ping my clients on Site1, although the VPN ...
4
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3answers
1k views

connected to Centos openvpn but no outside internet access

I am using Windows 7 to connect to a VPS server running CentOS 6.4 First off, I have read every single post and just cant find the solution to my problem I configured my VPN server with openvpn, and ...
0
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1answer
37 views

sshd is not responding to requests from tun0

I am running CentOS 6. It is connected to OpenVPN with the following routes: Destination Gateway Genmask Flags Metric Ref Use Iface 100.207.0.0 0.0.0.0 ...
0
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1answer
299 views

Openvpn make computer on local network accessible

I'm trying to make computes on local network accessible for VPN clients. My server is available on 10.0.2.1 from VPN but I can't connect to other computers on local network of the server. How can I do ...
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0answers
398 views

Vagrant bridge to openvpn interface?

Setup: A box running OpenVPN server and few Vagrant virtual machines Problem: I would like to access Vagrant boxes directly from VPN clients as regular machines, and not on only few forwarded ...
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0answers
2k views

OpenVPN drops connection and then reconnects constantly

I have a Linux client I am connecting to an OpenVPN host. The client connects fine, and with verb=5 I see multiple reads and writes on the client: LOG:1391694246,I,Initialization Sequence Completed ...
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0answers
85 views

Open VPN: add DNS rule to change server domain to local IP

I have a working setup, where all traffic is redirected via a open VPN tunnel. Only issue I have left is, that I want the domain of the server to be the local IP address. Meaning that when the client ...
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2answers
93 views

OpenVPN clients traffic [duplicate]

How can I see or even control a client cert traffic in OpenVPN? Is it possible? I'm programming a Client Control Web App and I find nothing about it. Is there any script or commands for that? In ...
1
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1answer
740 views

How to limit client connection in OpenVPN?

How can I limit a client maximum connection in OpenVPN? What I really want is to restrict more than one device using one client account? How can I do that? Is it even possible? I've seen in OpenVPN ...
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3answers
6k 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 ...
6
votes
1answer
14k views

How to view connected users to open vpn server?

I'm developing a web site for managing open vpn users with django framework. But I need to now is there any way to extract active users from open vpn? My server is running Ubuntu 12.04.
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0answers
274 views

Connection two subnets behind routers

Task is very peculiar. I ask your help. Do you have any ideas on this subject. We have: 1.First device: |Internet| -> |ASUS RT-N16(firmware dd-wrt) 1| -> |Server base on Ubuntu 1| 2.Second device: ...
2
votes
1answer
2k 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
votes
1answer
185 views

OpenVPN LDAP plugin error

I'm getting this error after (what I think is) a successful LDAP authentication: No remote address supplied to OpenVPN LDAP Plugin (OPENVPN_PLUGIN_CLIENT_CONNECT). What does this error mean? From ...
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2answers
627 views

How can multiple clients of an openvpn server find each other?

I am bringing up an openvpn server that will support multiple clients into a private subnet. So on the private subnet the clients connecting will get IP addresses such as 10.8.0.10, 10.8.0.11, etc. ...
3
votes
3answers
17k views

OpenVPN and Routing and IPtables

GOAL: Access internal network devices and browse web via the tunnel. 192.168.2.x = internal network 192.168.3.x = openvpn server 192.168.2.111 = openvpn server on internal network [root@openvpn ~]# ...
0
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1answer
80 views

Selective subnet access permission on AWS VPC

I have multiple private subnets on AWS VPC (Virtual Private Cloud). E.g. 10.0.128.0/20, 10.0.192.0/20, 10.0.224.0/20 etc. I have an OpenVPN gateway on the VPC which allows users to connect to these ...
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1answer
3k views

Openvpn Bandwidth Limit

I have a vps server with Plesk Panel running on Centos 6.5. I'm using Openvpn AS and I'm wondering whether there's a way to limit the bandwidth per user (openvpn local user).
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2answers
204 views

OpenVPN Configuration Setup

I have a CentOS 6.64bit machine that I installed OpenVPN on. I want to have OpenVPN setup internally as a VPN to replace QuickVPN(it's horrible, fragile and randomly will work on Windows 8.x and not ...
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1answer
76 views

Is secure pptp not possible on Ubuntu?

From [1], it was said that 1) All users and providers of PPTP VPN solutions should immediately start migrating to a different VPN protocol. PPTP traffic should be considered ...
1
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1answer
71 views

connect two vpn server

I have 2 VPS in 2 locations. The first vps is located in Iran and has the ip : A.A.A.A. The second vps is located in the USA and has the ip : B.B.B.B. I run pptp/l2tp on server 1 and my VPN users ...
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0answers
150 views

Severe performance issues sharing openvpn client connection to LAN clients virtualbox

I am trying to set up an internal network in Virtualbox in order to share an openvpn client tunnel with multiple VMs acting as clients that should be completely isolated from everything except for the ...
4
votes
1answer
2k views

Software VPN connection to Amazon AWS VPC private instance [closed]

I have a Virtual Private Cloud (VPC) instance on Amazon AWS. Inside the VPC, I have a private instance which is running the database and a public instance which has the front-end web pages for ...
2
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2answers
1k views

OpenVPN connect on startup

I'm using OpenVPN on Ubuntu 12.04 LTS. I've set up OpenVPN to connect to my vpn service. It works great. Now, I need it to connect automatically. I can run from a terminal nmcli con up uuid ...
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0answers
65 views

Open ports for VPN users

I have been looking around for some time for answer to this, and have yet to find one. The issue that I am having is that users that are connected to the VPN cannot do the following, as examples: ...
2
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2answers
445 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 ...
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2answers
7k views

Set DNS server on client when using static key configuration in OpenVPN

I’m using static key configuration for OpenVPN. But I can’t set DNS server. My server.conf is: port 3001 proto udp dev tun ifconfig 10.8.1.1 10.8.1.2 secret static.key keepalive 10 60 ...
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1answer
97 views

bridging multiple openvpn networks

Is it possible two bridge multiple openvpn networks like following - root | ---------------------------------- S1 C1 C2 ...
0
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2answers
118 views

Wan emulation on linux

I have to connect two different geographic networks with an OpenVPN (for instance) Before doing that "in the real world", I wish I could test my configuration. My main idea is the emulation of ...
1
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2answers
574 views

Allow OpenVPN through a specific port - CentOS 6.5

I own a VPS (CentOS 6.5). I have installed OpenVPN on this server. Everything works fine, I can connect and surf, etc. Let's say my IP of the server is: 1.2.3.4. When I connect to my VPS my IP is ...
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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
94 views

OpenVPN - Routing from one VPN into another

I have the following situation. I have a root server, which acts as a VPN server for my company network and as a VPN client to multiple customer-networks. Every seperate connection works (I can ping ...
3
votes
1answer
3k views

iptables: access connected openvpn client from the LAN with the VPN server

I have what is essentially a routing problem, and I'm not familiar enough with routing and iptables to effectively troubleshoot and set up my network needs. What's working I have an openVPN network ...
1
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1answer
285 views

Redundant OpenVPN tunnel

I'm trying to set up a fully redundant OpenVPN tunnel, with two routers on each side. All the tutorials I saw (such as ...
2
votes
1answer
551 views

Openvpn limit bandwidth

I would like to ask you a question concerning openvpn and the possibility to increase the bandwidth in case I want to transfer files. I have an openvpn server via which I connect to my data center. ...
0
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1answer
486 views

Route traffic to some host in Internet via VPN server

I need route traffic to some host in Internet via VPN server. Configuration: Computer: ubuntu-12.04 eth0 - x.x.x.x/24 tun0 - inet addr:10.8.0.6 P-t-P:10.8.0.5 Mask:255.255.255.255 There is ...
0
votes
1answer
698 views

OpenVPN client opens a random UDP port?

We are noticing this on a number of our openvpn clients: [root@box ~]# netstat -tulpn | grep openvpn udp 0 0 0.0.0.0:53950 0.0.0.0:* ...
3
votes
2answers
3k views

What's the best method to monitor an OpenVPN server?

I have an OpenVPN server machine which resides on an isolated network, a NAT rule in the company's firewall is redirecting all traffic on port 1194 (tcp) from the public IP I chose to the internal ...
2
votes
1answer
5k views

OpenVPN not redirecting all traffic through VPN

I have just finished setting up my VPN, and google shows my IP to be that of my VPN, so this works fine. However, when I log in through SSH to the VPN server, it shows my last login to be that of my ...
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0answers
122 views

Pass a traffic from a specific domain through OpenVPN

I want to pass traffic from a specific domain through openvpn (tun0) and the rest through eth0 How can I configure openvpn to work with eth0? the domain name is set with ddclient to update dynamic ...
2
votes
1answer
480 views

AD Integrated OpenVPN Server User Cannot Connect to MS SQL Server

I have a Windows 2008 R2 Domain/Forest functional level environment with an OpenVPN Access Server (v1.8.4.400) that is Active Directory integrated and working smoothly. I've been working with our DBA ...
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0answers
173 views

LVS-DR and OpenVPN: returning packets not being routed into the vpn

i've set up a load balancer with ldirectord, and an active-passive mysql service managed by it, on two additional real servers. LVS is running in Direct Routing mode, so the client requests are ...
5
votes
2answers
417 views

Is it possible to allow a machine on openvpn to connect to only one server on the network?

I have an OpenVPN server which is already functioning properly and allowing people to work on our servers. There's a new project which requires me to allow access to the network and into one specific ...
0
votes
1answer
117 views

OpenVPN not redirecting

I've tried to follow the official documentation, but I can't seem to get it to work. In my /etc/openvpn/server.conf I have push "redirect-gateway def1" push "dhcp-option DNS 8.8.8.8" set and I ...
2
votes
1answer
330 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 ...
1
vote
1answer
428 views

OpenVPN - VM-Setup with MacVTap, ICMP echo works, TCP/UPD don't

Short résumé No errors, no dropped packets, pings reach clients, tcpdump shows packages travelling, everything else never reaches the LAN hosts (or OpenVPN clients). Edit After trying to eliminate ...
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0answers
85 views

OpenVPN: Doesn't close dead sockets, user limit reached

I am running OpenVPN 2.3.1 with a fairly basic configuration. The daemon has been up in it's current configuration for ~180 days. Earlier this week I began to get connection failures to find out the ...
0
votes
1answer
889 views

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 ...
2
votes
2answers
2k 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 ...