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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487 views

SSH over VPN connection

We have an AWS EC2 server that we've configured to be only accessible (via SSH) from within our office network. Obviously this isn't ideal for remote arrangements where someone has to connect to the ...
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67 views

Current state of Tinc 1.1? [closed]

So as probably any Tinc user ( www.tinc-vpn.org ), I noticed there are two versions: 1.0 and 1.1. On the website is explained that 1.1 is the stepping stone for 2.0 and that it has a lot of neat ...
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1answer
17 views

What can I do if the VPN can be connected but not loading any traffic?

I set up a VPN with pptpd on my Linux server. For many months it works fine. But suddenly it failed. The VPN can be successfully connected but no traffic can come in. Is there anything I can try to ...
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32 views

Windows SBS 2008 - Registering remote VPN users in DNS

Our server runs Windows SBS 2008 and we're utilising Routing and Remote Access for VPN connectivity. Some of our remote VPN users have workstations which are attached to our domain. When these users ...
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51 views

Three separate VMs for webserver, database, and data crunching. Good idea? [closed]

I'm writing some quantitative marketing research software, and have a bit of a "blind leading blind" situation at work. I'm not really used to writing web apps or configuring servers; most of the ...
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1answer
38 views

Setup openvpn as interface device only

I just setup OpenVPN client using this guide on The Geek Stuff But now (somewhat as expected) all my traffic is routed through the VPN. I actually just want to set up the interface device. Does ...
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107 views

Include multiple sub-interfaces in Cisco ASA for VPN tunnel

I am trying to create a VPN tunnel between two Cisco ASAs where one ASA has multiple sub-interfaces. Say, In Cisco ASA 5550, I created multiple subinterfaces with VLAN ID as below: Inside, int0/1 : ...
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1answer
68 views

Q: How do I set up a VPN to a PC in Windows Azure?

I have followed these Steps on setting up a VPN Connection on Window Server 2008 but I cannot connect. I got this error :Error 800. When I tried to follow what this Troubleshooting Guide says, still ...
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1answer
330 views

How can two AWS VPCs using the same Customer Gateway for a VPN connection

If there are two vendors with seperate VPCs connecting to a single customer gateway for a VPN connection, what are possible configuration options to allow this? As it stands it seems that AWS only ...
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2answers
682 views

openssl verify error 7 at 1 depth lookup:certificate signature failure

I have installed OpenVPN server on CentOS. I have two clients - first under CentOS (all works), and trying connect Windows client now. I generated client's certificates with build-key utility. If I ...
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1answer
123 views

Junos Pulse users are competing with eachother for VPN connection

We've having the issues described here: http://kb.juniper.net/InfoCenter/index?page=content&id=KB26822 where one user kicks another user off the VPN when connecting. Our PCs were cloned after the ...
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0answers
71 views

Encrypted layer 2 tunnel over Internet for a contiguous subnet

I have two offices that are connected at layer 2 with fiber on a primary link with contiguous subnets on each end(it won't change anytime soon). It works just fine, I have full end-to-end layer 2 ...
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35 views

Server 2008 refusing all credentials over VPN

Our business is currently in the process of moving sites. At site 1 (the old site), we have 2 servers, both with Windows Server 2008 R2 installed. At site 2 we've got about 8 PCs at the moment, all ...
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2answers
148 views

How to setup a Domain Controller in the cloud

We are implementing a new Windows Server 2012 R2 domain controller for our 2 small offices, and we want to set it up on Amazon EC2. I have read that with this type of setup you normally use a VPN. How ...
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1answer
263 views

Connect clients to Azure Virtual Network (point to site)

I'm started using the Azure Virtual Network (Point-to-Site), I successfully implemented the VPN and I can connect from my Windows 8 to a Virtual Machine. Now I want to connect several users (no ...
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1answer
64 views

Expose a machine on the far side of a VPN

We're using a VPN to connect a remote office to our main office, and a machine in the remote office needs to expose port 22 to the outside internet. Complications: The main office has a fixed IP ...
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2answers
337 views

How does UnblockSit.es work?

UnblockSit.es is a proxy site, however it is a little different to onces I've seen before. Rather than using a PHP or other server side script to fetch and display a page, it seems to do everything ...
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0answers
294 views

Cannot make TCP Connection with OpenVPN Server

Client OpenVPN assigned IP: 10.8.0.2 ↓ TCP on 1194 Internet ↓ Router port-forwards 1194 to server- Public IP 104.162.67.198 ↓ Server LAN IP: 10.8.0.1 I think the above is what I am trying ...
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104 views

route vpn over wifi when ethernet is first priority

I have a very special problem and google couldn't help me so far. I usually connect to the Internet via ethernet (en3). For some applications etc I need a wifi connection (en1). So my service order ...
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0answers
64 views

Windows firewall blocking network shares through VPN server

I have a VPN server in front of a 172.16.0.0/24 network. On my client side is a 192.168.1.0/24 network. I am able to successfully VPN in to the server network from the client, and I am trying to ...
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193 views

OpenVPN No ping to one client's network (with client-to-client)

I have problem with my OpenVPN network through the internet: Client1 (XP) >>> Server (7) <<< Client (7) 192.168.71.90(test)|192.168.80.31 |192.168.80.21 (test) ...
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1answer
58 views

Openvpn ip conflicts

I have a device which connects to my vpn, that i plan to distribute to third parties. my vpn ipset network is 10.8.0.0 i am also pushing 'route 10.7.0.0' Please excuse the config above. My ...
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1answer
127 views

Improve openvpn bandwidth Debian 7

I configured openvpn on a dedicated server. Things are working fine but the bandwidth is not as high as it should be given the network specifications : The dedicated server has 250Mbps DL speed and ...
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22 views

openswan ipsec tunel configuration

Its posible create ipsec tunel from SERVER1 to internal FTP. (i.e only for application on SERVER1) ? Network scheme: (private APP) (SERVER1 PUBLIC:1.1.1.1) ----------------------- ------- ...
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1answer
126 views

Routing Help Needed - Site to Site VPN

I have successfully established an IPsec Site-to-Site VPN tunnel between our On-Prem network (Gateway, Cisco RV220W) and Azure. However I am hitting a knowledge gap with regards to setting up the ...
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99 views

Openswan malfunction since update

For security reasons i performed and update from a previous version of openswan to U2.6.32/K2.6.18-194.el5 (netkey) Since that moment i've been experiencing constant tunnel drops, i've checked the ...
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2answers
494 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 ...
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160 views

Cannot estabilish connection via VPN/L2TP to server

Hello system administrators! I would like to ask you a question, because I was looking at various internet tutorials for this, and nothing worked, so... I can't connect to server via VPN, it looks ...
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0answers
251 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 ...
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1answer
205 views

Ubuntu VPS running VPN server not forwarding packets

I've asked a related question here - Can't route back down ipsec tunnel from VPS - but I've answered that and moved on a bit. The end goal of what I'm trying to achieve is this: We have a bunch ...
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1answer
68 views

Number of simultaneous VPN connections from office limited?

In our office we are several users (ca. 5) that regularly connect to a remote network via VPN. Usually this works fine and has worked fine for years, but recently we have had trouble when more than ...
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1answer
82 views

Powershell cmdlet requesting optional parameters as mandatory when running as script

I am trying to use powershell to create a script which I use to add vpn connections to windows 8.1 machines. For this microsoft has made the add-vpnconnection cmdlet. When running add-vpnconnection ...
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148 views

Windows RRAS server behind NAT to remote Fortigate via IPSec

I am about to deploy a Windows sever 2012 R2 RRAS server to connect to a FortiGate device via IPSec for site-2-site VPN. Phase 1 ending successfully, however, the Phase 2 failing, the Windows server ...
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139 views

Cisco ASA 5505 - IPSec remote VPN accessing secondary subnet

Layout: modem (pass through) -> Cisco ASA 5505 (Lan 192.168.10.1) -> (Wan 192.168.10.2) Netgear N600 Router (Lan 10.1.10.1) -> workstations (server=10.1.10.34) VPN connection to ASA no problem. I ...
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1answer
203 views

Can't route back down ipsec tunnel from VPS

I am trying to establish an ipsec VPN from a Draytek router on the edge of our corporate network to a VPS on Digital Ocean. I've set up the VPN on the VPS using this script on an Ubuntu 14.04 machine. ...
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3answers
835 views

PFsense IPSec VPN failing phase 2

I am very new to VPNs and I am getting errors. I have posted the following lines that I think are the most relevant: Dec 2 08:41:03 racoon: DEBUG: IV freed Dec 2 08:41:03 racoon: [EUA]: ...
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78 views

Remove mapping drives from RDP to user from exteral network

I would like to know if you guys have a solution to my problem. I have a terminal server 2012 that can be accessed remotely after a VPN connection and from the LAN. My question is how can I create a ...
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0answers
244 views

Sonicwall GVC client failing on IKE phase 1 over LTE cell data connection

We're using Sonicwall's Global VPN Client to connect to our TZ210. It works fine over general WiFi, but not with the data connection on our on-call phone. When tethered via WiFi to the phone's ...
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42 views

Dropped TCP Packets over two-stage IKEv2 VPNs

Something of a weird setup this: There are two Virtual Private Clouds (10.100.240.0/20 = prod1 and 10.101.0.0/24 = control), which have a valid router between them. Control hosts a VPN that is meant ...
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0answers
323 views

Ping connected Clients to VPN tunnel PPTP

I have set up a vpn server on CentOS 6 (PPTP) following this guide... Server End ifconfig ppp0 Link encap:Point-to-Point Protocol inet addr:192.168.1.15 P-t-P:192.168.1.200 ...
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0answers
26 views

Site functionality diminished over VPN/company network

We currently experience a diminished with one of our customers at our main production site. All subpages and resources seem to be affected as well. The customer reports a completely broken ...
1
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1answer
1k views

Cisco ASA VPN: Drop-reason: (acl-drop) Flow is denied by configured rule

During VPN reconfiguration we have met quite big issue with VPN traffic not passing to peer. Using packet-tracer we have have got following debug: Phase 1 to Phase 9 passed successfully. [...] ...
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0answers
131 views

Debugging slow Quickbooks in multi-user mode

Building 1: Main QB server with 15 users Building 2: 12 users accessing the QB server There is no sluggishness in building 1. Building 2 has issues. They can RDP to the server fine with no lag but ...
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109 views

Outlook cannot connect to Exchange over PPTP VPN on some PCs but not others

I have a few clients (notably only in the IS department) that aren't able to connect to Exchange 2010 with Outlook 2010 over our PPTP VPN connection, citing that Exchange is unavailable. This is true ...
0
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1answer
137 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 ...
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1answer
239 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. ...
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1answer
78 views

Debian Secure Network [closed]

I have an industrial PC with 3 Ethernet ports (RJ45, 100 MB/s). I would like to designate one as an incoming internet connection (from the company), and the other two on a private network. The private ...
0
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1answer
164 views

Connecting to multiple AWS VPCs via a single VPN connection

I'm looking at locking down an existing AWS setup. At the moment, everything is within a single default VPC (test, staging, production) and all within public subnets. My plan is to seperate the 3 ...
0
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1answer
127 views

Reverse DNS record can't point to Domain name but it can point to IP [closed]

I am using parallels plesk for hosting my websites, Some days ago I tried to send emails from my mail server and the mails were going to spam,So i tried spam assassin to detect whats wrong. Here is ...
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1answer
167 views

enable java app to establish http connection under network of VPN.

Some relative question http://stackoverflow.com/questions/17170980/connect-to-http-server-behind-vpn-with-java has already asked in Stack Overflow while I don't still have a solution since this should ...