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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PPTP VPN Problem

I am using Debian OS with pptpd. My clients (both Windows and Mac) cannot complete the connection. The following shows in syslog: Jun 2 12:52:37 vpn pptpd[891]: MGR: Maximum of 6 connections ...
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1answer
1k views

Persistent static route stops working after VPN drops and reconnects

I've got a VPN between two networks, one home and one office (A and B). Their subnets are: (A) 192.168.1.0 and (B) 192.168.0.0 The two networks have identical ADSL routers. Unfortunately these can ...
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0answers
9 views

Is IPSec + L2TP doable on Ubuntu 14.04?

We just got a new firewall, and our old PPTP VPN has been replaced with a new IPSec + L2TP VPN. Setting up VPN connections for Windows + Mac users is a breeze. Getting it to work on Ubuntu is hard (at ...
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0answers
36 views

OpenVPN DNS resolution not working

I'm currently trying to get a simple OpenVPN setup working and I'm almost there, except for a DNS (or routing) issue I seem to be having. The client connects to the server just fine, and I can ping ...
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0answers
34 views

How can allow an ssh connection only over vpn

I install OpenVPN on my server following this guide --> https://www.digitalocean.com/community/tutorials/how-to-set-up-an-openvpn-server-on-ubuntu-14-04 I also setup a firewall with ufw where I add ...
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1answer
2k views

Route all traffic through StrongSwan VPN

I'm new to this - please excuse my ignorance. I have looked through many other similar questions to no avail. Trying to set up a StrongSwan VPN such that client C can connect to host H, be assigned ...
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1answer
1k views

How do I know if an openVPN tunnel is established?

How do you know if a Site to site VPN tunnel is established in OpenVPN? Apart from pinging the other side, is there a command or something that shows the status of the tunnel? I am using centos on ...
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2answers
3k views

VPN Connection Causes Internal LAN Connection Loss with Server

I've tried configuring basic PPTP VPN at my small business using a number of different tutorials. As far as I can tell, the actual VPN connection worked fine, but upon connecting a client, the Server ...
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1answer
42 views

OpenVPN: Best methods for multiple server authentication

What is the best way for multiple clients to authenticate to multiple severs? I was thinking a token based system when a token is generated for each client and a custom script is added to verify this. ...
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2answers
2k views

Unable to RDP to Windows Server 2012 via VPN connection

Using a VPN connection I am able to RDP to all of my servers other than the Windows 2012 servers. When on the local network I was successfully able to connect to them. I saw a post that seemed to ...
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1answer
1k views

Help with OpenVPN setup on Windows Server 2003

Just wondering if someone can assist me further with the set-up of OpenVPN on my Windows Server 2003. I have configured Win Server as per the following guide: http://tinyurl.com/kxusv and I'm now at ...
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1answer
4k views

Setting up PPTP VPN server, cannot access remote hosts

I'm attempting to set up a VPN server on an industrial ProRoute M2M 4G router. My goal is for a client to be able to log in on the VPN and be able to "locally" hosts that are on the router's LAN. My ...
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4answers
840 views

Best pratice to implement free and affordable VPN between branch offices

I need to find a good software solution to implement VPN so a new branch office can use without security problems applications in our main office. I need it to be very reliable and almost transparent ...
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1answer
61 views

openSwan VPN is up can't ping remote subnet

When I run the command ipsec auto status i get the following output: ...... 172.16.255.1/32===104.131.13.155<104.131.13.155>:17/1701...41.203.65.124<41.203. ...
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1answer
1k views

VPN client blocked through squid server

I have a computer running debian between the local network and the load balancer who connects to the internet. Everything is fine, that computer has a Squid running inside, BUT we have a problem with ...
2
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2answers
88 views

Issue with site to site OpenVPN

So my end goal is to utilise OpenVPN to connect to a remote IP camera. The reason I am going down the route of OpenVPN is to try and overcome the carrier grade NAT that prevents me from doing port ...
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0answers
25 views

Packets dropped connecting to Azure VM through Point-to-Site RM Gateway

I've setup a point-to-site Virtual Network Gateway using the Resource Manager model. I followed both of these instructions: ...
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1answer
1k views

pfSense - Site to Site OpenVPN

I have two pfSense 2.1 servers running with LANs of 192.168.0.0/24 and 192.168.10.0/24. The pfSense servers are 192.168.0.1 and 192.168.10.1 I just configured an OpenVPN site to site tunnel, that ...
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1answer
2k views

Facing issues in setting up VPN connection(IKEv1) using iphone (Defult Cisco VPN client) and Strongswan 4.5.0 server

I am facing issues in setting up VPN connection(IKEv1) using iPhone (Defult Cisco VPN client) and Strongswan 4.5.0 server. The Strongswan server is running on Ubuntu Linux, which is connected to some ...
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1answer
21 views

Cant RDP into server 2012 after VPN role added

Hi I installed the VPN role whilst connected to my remote Windows 2012 server via RDP. As soon as the service started my RDP session was ended and I can no longer reconnect. I also cannot connect via ...
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2answers
46 views

VPN Connectivity

My office has VPN connectivity with client network which allows us to access internal applications at client side. My company is setting up another office in different location for which we need ...
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0answers
23 views

Amazon EC2 openVPN instance connection issues

Currently trying to connect to an openVPN server set up on an EC2 instance that is also running a web application. My client establishes a connection with the server and I can ping the gateway ...
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1answer
25 views

Debian as VPN Server for Cisco ASR

I've to set up a Debian Server who should connected by a Cisco ASR via Side2Side VPN with a preshared key. Tried Open-VPN, but found out that both sides need Open-VPN. So the Cisco ASR is the VPN ...
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0answers
12 views

IPsec tunnel, receiving data with wrong destination address

I've managed to stablish an IPsec tunnel using strongswan to a Cisco router. My server is an Azure VM, so it is behind NAT. I do not have control over the Cisco router. This is my /etc/ipsec.conf: ...
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1answer
2k views

Mount remote share via VPN connection (Windows to Windows)

I have a remote Windows 2008 Server (hosted on Rackspace Cloud). I would like to have multiple VPN clients to connect and mount a shared drive. I was able to set up the VPN, but I can't seem to ...
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0answers
54 views

create a PPTP VPN server to act same as PureVPN PPTP server?

I'm new in networking. Our ISPs are providing us with private IP addresses so port forwarding is not possible, They are offering fixed IP addresses but with extremely high price so the only option is ...
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0answers
48 views

How to change IP-address of the Synology NAS-station when using VPN-connection?

I have set up VPN-connection (L2TP/IPSec) at our office lately. The main thing is that our employees could access Synology NAS-station from their home. VPN-connection works great, but the problem is ...
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0answers
11 views

Juniper routing-based VPN - does it requires a lot of F/W's resource?

Recently, I got complains about IPSec VPN performance. I got two Juniper Devices - NS204 for center, and SSG-5 on site. There are 1 routing-based IPSec VPN Tunnel, and user reports that they got tons ...
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3answers
2k views

How to find connected hosts at network (vpn or lan)

I have posted this same thing at stackOverflow and someone pointed me at the fact that this should be here instead... I'm looking for possible solutions to the following need: I have a VPN ...
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0answers
10 views

Can I setup unique Site-to-Site VPN's to individual VM's on a Physical Server that's behind a NAT at a site with one Static Wan address?

That was a long title, but hear me out. What i'm attempting (or hoping) to do, is setup a server at our office that runs multiple VM's and then have a site to site vpn from each of our clients' site's ...
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0answers
17 views

Use VPN from dev pc

I have a server (EC2 server with say IP: 54.548.230.25) that has a connection to a remote server (IP example: 68.25.154.21) via VPN running a web service on port 8520. However, I need to reach the ...
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1answer
19 views

SonicWall Site-to-Site VPN: Accessing all other spoke networks from a spoke

I've read several possible solutions so far but I am having difficulty applying my particular situation to the answers I have found. I have a "hub and spoke" style VPN running between several ...
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0answers
45 views

pptp vpn client close all inside connections

I setup PPTP-VPN-client on my Centos VPS (guide: http://websistent.com/how-to-configure-a-linux-pptp-vpn-client/ ) when i connect to pptp server from my centos vps all connections(ex ping, ...
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2answers
2k views

OpenVPN bypass on some ports

I have a server running Debian 7 and I would like to connect to a VPN and let all the traffic pass via the VPN except for some ports (SSH, hosted websites, etc). I've searched for some time now in ...
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0answers
31 views

IKEv2 with PSK on Windows Server 2012

Is it possible to configure Windows Server 2012 to run an IKEv2 VPN with a preshared key? It appears to be possible in the general IKEv2 protocol, and it appears to be supported by the actual ...
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0answers
21 views

Obtaining an IP from a DHCP server that is reachable through VPN

I have a Windows 2012 Server running on Hyper-V (also on VMWare and VirtualBox)at home. I connect my Windows 10 to my work place using VPN (Forti), is there a way to configure my Windows 2012 server ...
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0answers
15 views

AnyConnect on ASA5520 licensing required? [duplicate]

longtime reader, first-time poster. I'm currently working in a small shop and I am new to the Sys Admin role. We pay our ISP a lot for our VPN and we are looking for a different provider. We are ...
2
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5answers
2k 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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2answers
5k views

AWS VPN Tunnel going down without traffic

I managed to setup a site-to-site VPN connection from Amazon VPC to a company's network, and after a lot of configuration it was working fine, but now i realized that the VPN tunnel is DOWN every time ...
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0answers
53 views

How to debug issues with IPSec VPN using Shrewsoft's VPN client

I am trying to connect (from an ubuntu machine) to a IPSec VPN with pre-shared key using Shrewsoft's VPN (ike) client (just because there is an exported configuration for this client available, there ...
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0answers
33 views

Not able to RDP to the VM which is part of new subnet in Azure virtual network

Here are my environment detail I am using Azure IaaS (Infrastructure as Service) I am having one vNet (Virtual Network) I have set-up site to site connectivity (on-premise to azure) I have one subnet ...
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0answers
133 views

Running Snort on ppp0 / VPN Virtural Interface

I've been attempting to get Snort Version 2.9.7.5 GRE (Build 262) work with interface ppp0 (VPN) which is a virtual interface. After digging Google for several hours I discovered that there was a ...
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0answers
32 views

openconnect cannot connect to Anyconnect VPN group using -g

I am using openconnect to connect to a VPN. When starting the client as sudo openconnect -v -u anaphory vpn-gw1.somewhere.net, I am able to connect after entering the GROUP and Password. # ...
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0answers
40 views

IPSEC help using Strongswan on CENTOS 6.6

I have been tasked with setting up an IPSEC tunnel to our remote data provider. They require my Phase 2 traffic to be PAT'd behind a public address. I am using strongswan 5.3.2 on CentOS 6.6 on a ...
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1answer
85 views

Allow Docker containers to use IPSEC VPN on host

I have Docker and an IPSEC VPN tunnel on my workstation, but the containers can't access hosts behind the VPN. Is there anything I can do, e.g. with IPTables or routes to allow access? [Note: I'm ...
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0answers
12 views

Is there a way to tell a machine accesible via a gre tunnel to join multicast groups via pimd or smcroute?

this has been stumping me for some time and would love any help on this. So I am subscribed to a data vendor through an intermediary firm. The intermediary firm has physical connections to the data ...
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1answer
82 views

Can't connect to mt PPTP VPN server

I was following this tutorial to configure a pptp connection between my centos 6 VPS and my fedora 22 workstation. There's only one thing I did different from that tutorial: I installed pptpd from the ...
3
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1answer
147 views

OpenVPN server local network access and vpn network access

first off, apologies if this is a duplicate, I couldn't find a question that matches mine I have a home linux server and a remote VPS linux server. OpenVPN satisfies the requirement of a high speed ...
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0answers
61 views

Joining a UDP multicast through a server on the other side of the tunnel

I've drawn a diagram below to help with this question! So a company published a multicast UDP feed (company A) and another company connects to it (Company B). I have a point-to-point tunnel to ...
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0answers
19 views

Self signed Cisco VPN Certificate

So I just rented some servers protected with a Cisco Firewall from a data center provider. I plan on accessing these servers through VPN. The instructions from the data center provider was to ...