VPN is the acronym for Virtual Private Network - a network type that uses a the Internet to provide remote networks or single machines with secure access to their organization's network avoiding expensive leased lines.

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Connect Access Domain Controller Over VPN

We have a remote base which we would like to connect to our main office. We bought a VPN capable router thinking this would dial the vpn and our remote PC would connect seamlessly. Unfortunately ...
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Nginx: public website and anywhere access vpn routing

I have a nginx server with a https site hosted on it. In my network I also have windows anywhere access running (VPN, RDP ,xyz.remoteaccess.com etc). How do I setup nginx to allow the public to view ...
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16 views

Multiple external IPs for pptpd

I set up PPTPd on Debian Jessie basically the way this guide does it. For this purpose, the VPS has multiple external IP addresses and I'd like to set it up in such a way that different users get ...
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forward eth0 traffic over tun0

I'm trying to setup a raspberry pi 3 as a vpn access point(?) So far I have wlan0 configured to connect to a mobile hotspot, when this is connected openvpn connects to the vpn server. This works fine,...
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23 views

How Do I Fix A Fluctuating Site-to-Site VPN Connection On Azure Virtual Network

I have setup a virtual network on Azure and created a virtual gateway as well. Now I set up a site-to-site VPN connection to a local client site. Looking at the dashboard of the Azure portal I see ...
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27 views

L2TP gives error 410 on attempt to connect to VPN

I'm getting error 410 while trying to connect via L2TP. This error occurs very often, but sometimes I'm able to connect, which leads to a fact that I configured everything properly. I have Ubuntu 14....
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30 views

Securepoint client will not launch in Windows 8.1

An OpenVPN hosted on a CentOS 7 server needs to have a Windows 8.1 client. But when I install the SecurePoint VPN client and try to launch it, nothing happens. Specifically, I right click on the ...
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61 views

VPN - Intermittent connection issues

Most of the time, our VPN (L2TP over IPSec, SoftEther) works great. All the users (3 or less concurrent) can connect without problems. Lately, we have been noticing that we sometimes can't access ...
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16 views

User specific network IP/Port permissions for Open VPN

We are using Open VPN to give secure access to our remote team to access our EC2 instances hosted on AWS. Usually we create one open VPN account for each team and give that account to the team. By ...
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11 views

Connect an EC2 instance to your office/home gateway [duplicate]

I am wondering what the process is for connecting an Amazon Web Services EC2 instance to your router to make the instance act as if it is on the LAN. I have been reading about AWS VPC, but have just ...
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1answer
138 views

Watchguard mobile vpn: failed to get domain name

I am struggling to connect to a VPN using Watchguard's Mobile VPN client, and could use some help. The error I'm getting is the following one (even with log level = debug), which I can't manage to ...
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42 views

Exchange 2010 server on VM not working with Outlook

I'm working for company that has nobody who knows anything about Exchange, AD and anything Microsoft. And we have couple of products that work with Exchange so we need to have test environment to be ...
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18 views

juniper SRX vs Cisco strange VPN error

the IKE seems to fail, and I can not figure out why... here is ike log: Jun 13 10:38:28 No proposal selected in first phase for local=ipv4(any:0,[0..3]=X.X.X.X) remote=ipv4(udp:500,[0..3]=Y.Y.Y.Y) ...
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24 views

irregular timeouts for new connections through vpn

We have some local servers and a VPN to our hosting partner where our production servers reside. From time to time (no "schedule" recognizable!) we can't connect to the production subnet: the vpn is ...
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60 views

FreeRadius: No User-Password or CHAP-Password attribute in the request

I've create a VPN Server(PPTP + FreeRadius2.1.12) on Ubuntu, the radtest command was succeed,but on OSX use pptp to login the VPN is not. Here's the configuration. Server: Ubuntu Client: OSX ...
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79 views

OpenVPN Server on Windows does not accept connections

I currently have a strange problem with my OpenVPN Server. I am using OpenVPN 2.3.11 on a Windows Server 2012 R2 Standard. The problem is that after a while (between 5 and 10 hours) after the OpenVPN ...
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33 views

Windows 10 “Add a VPN connection” stuck on save

Since updating to Windows 10, we haven't been able to connect using our VPN anymore. Every time we try to add it using the new interface it stays stuck on save. The old interface just directs us to ...
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Windows Server 2012R2 VPN client connects, but nothing else

I installed VPN on our 2012r2 Server. This network does not have a domain, it simply in workgroup configuration. From the VPN clients, I can connect to the VPN, but that is all. I can't ping ...
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164 views

OpenVPN Windows 10 Server, Windows 7 Client, can ping each other on VPN IPs but nothing more?

Server config: port 1194 proto udp dev tun dev-node MyTap server 10.8.0.0 255.255.255.0 ca "C:\\OpenVPN\\easy-rsa\\keys\\ca.crt" cert "C:\\OpenVPN\\easy-rsa\\keys\\server.crt" key "C:\\OpenVPN\\...
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12 views

OpenSwan IPsec VPN server not responding to remote router DPD packets

We have setup a IPsec connection, on an Ubuntu server, with OpenSwan IPsec implementation (version U2.6.38/K3.13.0-24-generic). The connection establishes successfully, but around a minute later (...
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18 views

Sonicwall TZ205 can't ping a static IP address from VPN

I have set up a TP-Link WiFi router to a static IP address of 192.168.3.2 on my local LAN (192.168.3.x), with no DHCP. Addresses are provided fine by the Sonicwall. From the local LAN, I can ping 192....
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24 views

AWS site to site VPN - Same range

Morning All, We are moving all our servers from our data center to AWS. I gather that we will need a Site to Site VPN from our head office to AWS to access the servers without public IPs but it's ...
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37 views

OpenVPN: How to redirect traffic for just one client?

I have an OpenVPN server configured on my Tomato router and I have the Direct clients to redirect Internet traffic option disabled because by default I don't want my traffic to be redirect through my ...
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38 views

How to make ssh based vpn?

I have some problems with making ssh-based VPN. Situation: LOCAL -> GATE -> SERVICES (ssh server) (Many other servers with some services) 192....
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87 views

No internet through VPN server

Recently I've posted almost the same thread on this forum about VPN misconfiguration. Eventually, I've resolved this question just by reconfiguring from scratch the server side, and it started to work ...
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27 views

VPN misconfiguration - help to find it:)

Hi guys I wiould like to get some help configuring OpenVPN server. I use the custom VPS server and there deployed an VPN server. So After configuring it I still get some strange error. Here's my ...
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21 views

Packet don't flow over Cisco VPDN (PPP) when using RADIUS

I've extensively searched for everything I can think of regarding this subject online - I hope I'm just missing the obvious. This has been bugging me every evening for 2 weeks now. (It's a Cisco ...
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47 views

DC Replication over VPN Server 2012R2

I Have two sites right next to one another connected using Draytek routers an IPSEC secure vpn tunnel. One site had all the servers the other none. I installed a new DC on the main site them moved ...
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2answers
59 views

Multiple network interfaces in VMware machine

I have a virtual machine running Windows Server 2008 R2 that is used as a build machine for our projects. To run the build, the vm must be connected to a VPN (using a GlobalProtect client). The ...
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22 views

Using a VPC from the office vs. VPN from home: Not all hosts are reachable

Here is my situation: Our whole office is VPNed to an Amazon VPC through openvpn. We have 3 VPC subnets: 10.1.25.x (Prod) 10.0.3.x (Staging) 10.0.1.x (build env) While in this office, all is ...
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Two users behind same NAT (PSK or EAP) - strongswan

I have a strongswan implementation and am running into an issue where when there are two users behind the same NAT, the second one "kicks off" the first one. I was able to resolve the issue using: ...
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36 views

OpenVPN TAP network

I have a question about the OpenVPN in TAP configuration. I want to access local resources through VPN connection from outside network. I think I need TAP configuration, because I want to send ...
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54 views

Two NIC must for RRAS VPN/NAT Server??

I am having one Server "windows server 2012 r2" with single NIC I have few client outside my network So, I need to configure RRAS server with VPN/NAT for remote client Does RRAS server required ...
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iptable connetion to VPN Server (VPN + DNS)

i want to create iptable rules that allow no traffic to the outside world with the exception to my VPN - Server (xx.xx.xx.xx) and local Network 192.168.0.0/24 The rules i defined: iptables -F ...
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44 views

Palo Alto Globalprotect - connect via cmd

Scenario: Windows box having the Palo Alto Globalprotect vpn client installed. Is it possible to use commandline or powershell to connect the vpn client to a remote host? I know this is possible ...
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51 views

Giving access to intranet without handling internet access [Windows server 2012 r2]

I have an hard time explaining what I am looking for, but essentially, I am trying to open up my intranet to secure clients like a VPN would, but without handling their normal internet activity. Is ...
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20 views

VPN problems windows 2008 server

I have a windows 2008 server running which is configured as a RAS server. Client can connect without a problem. First issue is that the server itself looses internet connection. The other problem I ...
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7 views

GVPN SonicWall fails after connect

We have a connection to a Sonicwall NSA 3500, we use GCVPN. At first it work´s then the connection go down. In the logs says just before disconnect The system ARP cache has been flushed, then it ...
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13 views

IPSEC VPN point-to-site connection works but remote network is not rechable

I have a probelm with ipsec configuration. I have to connect to remote network (client! to site), where is Fortigate firewall. On left side (where I have access, this is my dedicated server), I have a ...
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1answer
110 views

Connecting to a FortiGate VPN from a remote Linux machine via OpenSwan

Here's the setup: I have a FortiGate unit on a business network, which has a FortiGate VPN set up. Machines on a remote network that can run FortiClient (Windows and Mac machines) have no problem ...
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18 views

Smaller subnet mask to “merge” VPN-connected LANs?

I have two LANs connected to different internet connections (in different cities, in fact): ISP1 -> LAN 1: 192.168.10.0/24 ISP2 -> LAN 2: 192.168.11.0/24 On each LAN is a router. Both routers ...
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71 views

IPSec VPN between Fortigate 5.2 and Linux with ipsec-tools - data does not pass

We have an IPSec VPN tunnel between Fortigate device and Linux box running racoon and ipsec-tools. The setup worked in Fortigate 4.X, but with 5.2 the SAs are negotiated OK and no traffic can be ...
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1answer
33 views

Routing only internal traffic to VPN

When I connect to the VPN, I don't have access to the internal addresses of my office. If I issue a: route add default dev ppp0 I can finally ping the office's machines but all my internet traffic ...
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1answer
45 views

Capture traffic to/from a network node

I would like to capture all traffic to/from a network node. I don't know much about the network setup there, here's what I know: The target node is a Linux server, which has no access to internet, ...
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19 views

Ubuntu 14.04 VPN metrics

I have been using VPN on Windows server 2008 R2 daily. The problem came when I manually installed Ubuntu on my notebook (Ubuntu 14.04). It prefers first connected network interface if IP ranges are ...
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PPTPD VPN Can't connect to the internet

I'm running a Ubuntu 16.04 Server on a VMWare ESXI Server with its own public IP, I have setup a pptpd vpn server which works but only with connected devices. I can't connect to the internet with it ...
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21 views

Passing Site-to-Site VPN through a proxy

We have two offices (one in San Diego and one in Hong Kong) connected via a Site-to-Site VPN (A ZyWall Firewall connected to a Cisco Firewall), which is working fine. However, the speed we get between ...
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82 views

How to make a tunnel connection behind NAT with iptunnel/netcat?

How can I create an IP tunnel to a server on the internet with a device that is firewalled behind a NAT? I need to do this using only the commands iptunnel or nc. I'm not controlling the NAT router. ...
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18 views

Turn-key VPN setup to make server behind firewall accessible

I am looking to a solution for a following problem - on a location A, I am allowed to use as much bandwidth as required, with the caveat that I am constantly behind a firewall without a public IP ...
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31 views

Set-up VPN using DD-WRT router

I'm trying to set-up a VPN with a DD-WRT router in a Windows 2012 environment. I followed the steps from DD-WRT wiki 2, but I can't manage a connection. Firmware: DD-WRT v3.0-r28788 std (01/13/16) ...