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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VPN Client Routing

I'm having trouble getting my VPN client on open-wrt to work. The actual VPN connection works fine and I was able to access the remote network from the router but when my VPN is active it shuts down ...
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365 views

IPSec VPN set up (Windows)

I am working on a project which needs to call a web service that can only be accessed whilst being connected via a VPN. The legacy platform that we're migrating from ran on OpenBSD and used the ...
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2answers
56 views

Setup Azure VM - Connect to internet

I'm basically a total novice in the area of VPN's and DNS servers. I have an Azure VM which I have created and I need to connect it to the internet, and googling sends me to pages where peoples ...
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23 views

VPN network for DNS lookups?

I want to provide a DNS server which filters out some websites. This should be used for mobile connections. I know that you cannot set a DNS server when connected through your smartphones mobile ...
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2answers
97 views

Trouble Connecting with Cisco VPN client reason 412

I'm using Windows 8.1 trying to connect to an Office using Cisco VPN. I try to connect and after a few seconds I get this: The Secure VPN connection terminated locally by the client reason 412: ...
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3answers
149 views

Softether. Clients can connect but I can't access the server

I followed this guide in setting up a Softether VPN server on a Digital Ocean Ubuntu 14.04 instance. I installed Softether vpn client and openvpn on my laptop (ubuntu 14.10). The server logs ...
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1answer
26 views

CISCO SSL VPN (multiple Sites) [closed]

I'm having a small issues and I'm sure it's NAT related. Our Users connect to SSL VPN in Ft. Worth. We also have a site up in Dallas. There is a current Site to Site connection there with full ...
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21 views

Secure LDAP replication over the Internet

I have a remote site in which I'll need to authenticate my users. I have my users in a LDAP db. Thus my idea is to replicate the OpenLDAP server to the remote site to perform authentication locally ...
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1answer
48 views

Can not connect into a subnet across a StrongSWAN VPN

This is a simplification of a bigger problem I'm experiencing, but I think it covers everything. The production issue is between a StrongSWAN VPN and a Juniper SSG550. The network setup is clearly not ...
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20 views

how does SNAT exactly work in the context of VPN?

i want to know how a LINUX VPN server delivers a reply packet to a VPN client when the packet's private source IP address (assigned by the VPN server) is replaced with a public address(i access the ...
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1answer
64 views

Is it fundamentally possible to configure a VPN with “fake” CNAME?

The goal here is to alias a real domain on the wider internet with something like a fake CNAME entry (or by any other means available). For example, suppose I want to configure the domain fake.derp ...
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18 views

Cisco VPN - second network

I am having trouble getting a additional inside network working on my VPN connection. I have working a VPN connection between my inside network on 10.10.20.0 and my peer. I want to connect my ...
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74 views

VPN to Server 2012R2 with IKE behind NAT

I am having trouble to set up a VPN Tunnel from a Sonicwall TZ 100 to Windows Server 2012R2. I follow the guide from there Configuring a Site-to-Site VPN tunnel in SonicOS Enhanced firmware using ...
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22 views

PPP Adapter answer instead of local NIC

I have set up our DC as a RAS server. I am now aware that this it not a recommended thing to do, but it's done, and it's our only server so it saves me a lot of work if I can keep it like this. It's ...
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0answers
19 views

Routing is disabled for LAN users while choosing all-net for IPSec tunnel

I have VPN with L2TP/IPSec server and tunnel configured. When I choose all-nets 0.0.0.0/0 to allow connection from any computer in the world, all LAN users with subnet 10.0.0.0/8 are disconnected from ...
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1answer
81 views

Can't connect from LAN to PPTP VPN client

Our office has a number of incoming PPTP connections to our TP-Link TL-R600VPN router from a number of Windows Embedded for Point of Service (WEPOS) terminals located in our restaurants. One ...
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19 views

How do I configure VPN Access via PPTP/L2TP in very clear steps over the D-Link DFL firewalls?

I have a D-Link DFL firewall and I managed to configure IPSec to connect from remote office since remote office has VPN router installed that allowed IPSec. Now, I want to connect from anywhere ...
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0answers
38 views

Making an intranet url available externally?

At the moment I have a client that has an intranet set up on their internal network. This server isn't accessible unless via VPN. The problem is that they have an RSS feed on the intranet that they'd ...
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1answer
24 views

Adding VPN/Firewall to my network

Right my setup is as follows TP-LINK AC1750 Wireless router WAN (Comcast) connects here 1 port connects to TP-LINK 16 port managed switch 16 port switch has static IP, 192.168.0.99 (I've reserved ...
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1answer
21 views

Forwarding over a vpn

I have a group of AWS web servers which will need to get into the business of initiating and speaking TCP over a VPN to a third party. Don't ask me why a VPN is the third party's chosen solution; ...
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1answer
39 views

Creating a separate PPTP VPN VLan in network with tagging possible?

I have a gateway to gateway PPTP VPN that I would like to connect to my network and have it on a VLAN where it is shared to a VLAN tagged wireless router. This way I can have two wireless AP's where ...
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1answer
72 views

Nagios Core to monitor Cisco VPN Tunnel

I am able to see if a VPN tunnel is up using check_snmp. The OID for one of my tunnels is .1.3.6.1.4.1.9.9.171.1.2.3.1.35.3002962. When the tunnel is up, no problems. The problem, is when the ...
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88 views

Ubuntu 14.04 Cant connect to openswan/xl2tpd/IPsec VPN via iOS

I am setting up a VPN using openswan, xl2tpd, and IPsec and i am getting issues with connecting via an iOS device with the error "You were disconnected by the communication device". This is configured ...
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29 views

Cant Access Network access Over PPTP VPN

I have a Windows 2008 R2 server, this server is configured for Routing and Remote Access to allow VPN access via PPTP using the windows client. VPN Access worked fine over a couple years then ...
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1answer
74 views

Can I use the same client certificate in multiple OpenVPN tunnels to the same server?

I have a simple setup like this: SERVER ---- INTERNET ---- CLIENT On SERVER I already have OpenVPN set up with a sertificate for CLIENT. On CLIENT I already have OpenVPN set up to contact the server ...
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32 views

Setup VPN with dynamic IP adressess

I'm trying to setup the dynamic IP solution on the Win server for some users. The IP addresses must be from US and the users can change the IP add frequently, but they have to got always different US ...
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2answers
107 views

Access internal ip (home server) through double NAT (router + ISP) [closed]

I have home server (debian-like machine) inside my wifi-network. I wan't to access it over http (for transmission-daemon web interface) and over ssh (to administrate it). The issue is that there are ...
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1answer
84 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
118 views

VPN (PPTP) connects successfully but unable to ping some devices in the LAN

My working company has this router (Cisco RV042G Gigabit Dual WAN VPN Router) and it has the IP 192.168.1.1 with subnet mask 255.255.255.0. It has 3 devices directly connected to its LAN ports, an ...
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1answer
45 views

Hide OpenVPN client's IP

Is it possible for a OpenVPN server letting clients communicate with one another and they do not know other's IP in VPN? My VPN server is ubuntu 14.04 32bit
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59 views

IPv6 with IPv4 over RRAS SSTP VPN from Client that only has IPv4 access

I'm setting up Server 2012 R2 RRAS to be a SSTP VPN. I've got IPv4 working perfectly. My environment is dual stack (v4 and v6). When I enable IPv6 on the VPN my client gets a valid address but is ...
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10 views

propagate vpn tunnel networks over eigrp to allow mpls traffic to reach those vpn networks

I have a remote site that connects to one of our vendors networks via a VPN tunnel. Now, we would like other remote sites that are connected via MPLS to be able to reach these vpn networks. We are ...
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127 views

Windows Phone 8.1 client unable to connect to Ubuntu VPN server (L2TP with IPsec)

I have set up an L2TP + IPsec VPN server on my Ubuntu server (14.04.2 64bit) using openswan. I got it working with Android and Windows 8.1 clients, though Windows 8.1 required some tweaking. When ...
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1answer
31 views

In regards to accessing remote computers when do you VPN vs. RDP vs. “console in”? [closed]

Is "consoling in" a generic umbrella term which VPN is only one method? (telnet being the other popular one i know) is RDP a TYPE of RAT? how about VPN is that a RAT? is the VPN a network layer ...
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38 views

Understanding exactly how vpn encryption works

We have a site to site vpn setup with a cyber roam cr35ing on one end (and 10mbps up/down dedicated line) and a sonicwall TZ215 on the other end (with 50mbps up/down). The main purpose of the tunnel ...
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22 views

using OSPF over PE-CE Links in VPNs

area0 area0 CE1----------PE1-----------PE2-------------CE2 N1 N2 CE1,CE2 are same customer edge routers. PE1,PE2 are provider Edge routers of ...
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39 views

Can't connect to VPN through ec2

I have created a VPC (private and public subnet) and VPN connection with the AWS wizard. Unfortunately, I can't connect to the host in the VPN outside AWS. When I try, I get a timeout. I have ...
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1answer
120 views

VPN for static e-mail delivery IP? [closed]

As we all know, e-mail from a server with a dynamic IP-Adress is (nearly) always rejected because of the high risk of spam. Now I had the following idea and wanted to ask you if this'll work. Let ...
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1answer
172 views

IPSec VPN Fortigate Phase 2 stuck

Trying to setup a VPN connection to Office Fortigate but I can't pass phase 2. Received info from sysadmins: PSK IKE v1 Aggressive mode Phase1 3DES-SHA1 DH group 5 Key lifetime 28800 XAUTH PAP ...
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0answers
21 views

1 server , 2 vpns [closed]

this is hard to explain. but im going to try. i would like to set up 2 different vpn services on 1 machine. and have them work together. i want my devices to be always connected to my server ( no ...
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0answers
24 views

Centos7 Network Bridge: ServerA -> VPN - > ServerB -> Internet

The core of the problem is that I want to install mariadb on ServerA (which has no internet connection). ServerB can connect to ServerA via VPN. ServerB has internet access. Until now I've 'got by' by ...
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0answers
32 views

VPN Connection Failed When Using SSH [closed]

I want to connect to my server in my office over VPN which has a SSH server installed. But when I connect to the VPN and then try to SSH to my server, the vpn connection closed suddenly. What is the ...
6
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2answers
270 views

Very low TCP OpenVPN throughput (100Mbit port, low CPU utilization)

I am experiencing extremely slow OpenVPN transfer rates between two servers. For this question, I'll call the servers Server A and Server B. Both Server A and Server B are running CentOS 6.6. Both ...
0
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1answer
38 views

Running OpenVPN on Xen node causes guest VM to view all inbound connections as originating from the node IP

I have two node servers running Xen 4.2 -- I'll call them Node A and Node B. Node A is running OpenVPN as the server. Node B is running OpenVPN as the client. Both nodes host a number of Xen guest ...
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1answer
63 views

Server 2008 r2 - 2 sites - setup?

I have 2 offices which are literally across the road from each other which I have 1 DC at in each office. We have setup a VPN site link between both DC's via RRAS. I have setup DFS-R and have got ...
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1answer
50 views

Putting remote Linux server in local VPN

I have a VPS running Fedora 21, that I'd like to automatically log in to my local network via VPN. My local router is running a pfSense firewall, so my options are IPsec, L2TP, OpenVPN, and PPTP. ...
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2answers
71 views

Are there any Distributed/mesh-like/P2P VPNs?

I have my personal VPN, connecting several devices so they can have fixed IP addresses on an always-reachable network (as long as they are connected to the Internet). This is necessary for me, since ...
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0answers
59 views

SoftEther VPN not allowing clients to connect using AD credentials

We are trying to get SoftEther VPN to work on a SBS 2003 domain but it is rejecting apparently valid user credentials. (The server application is running on our actual SBS 2003 domain controller and ...
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1answer
33 views

Linux kernel behavior when dealing with colliding subnets

I'm using openconnect to connect to my office VPN. They push some pretty crappy/aggressive routing rules allocating ALL of the private IP address spaces >.< After I connect to my office VPN, my ...
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0answers
53 views

Google services not working after connecting to VPN [closed]

I'm in China and want to connect to Google services. So I setup a VM on Azure located in US, opened up a L2TP/IPSEC VPN. When I connect the VPN on my phone. I can access YouTube, Bloomberg sites that ...