Questions tagged [vpn]

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.

A VPN is a private network that uses a public network to connect remote sites or users. VPN use virtual connections routed through the Internet from the company's private network to the remote user or secondary site.

VPNs encapsulate data transfers using secure cryptographic methods and other security mechanisms to ensure that only authorized users can access the network and that the data cannot be intercepted.

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How to resolve a "driver failure" error in the Cisco VPN client connecting from a Windows 7 client

I have recently upgraded my laptop from Windows Vista SP1 to Windows 7 Professional. After the upgrade, if I try to use the Cisco VPN client to connect to a network, I get this message: Secure VPN Connection terminated locally by the Client. Reason…
JosephStyons
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OpenVPN and DNS. How to?

I'm using OpenVPN to set up a VPN to connect my laptop at home to my workplace LAN. I want to be able to refer my workplace computers by their name and not by their IP but I can't. This is my situation: Workplace LAN: Address space: …
Toto
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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 my devices can be on the move, on different and…
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High throughput meshed VPN to connect datacenter hosts

We're renting a number of hosts in a public datacenter. The datacenter does not offer private VLANs; all hosts receive one (or more) public IPv4/IPv6 addresses. The hosts come with very modern CPUs (Haswell quad-core, 3.4GHz) and have Gbit uplinks.…
Hank
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Force SSH connection through a different interface

I want to connect remotely using SSH. However, I'm not able to while my VPN is active, so I disconnect from the VPN and then connect using the other connection. How can I force the connection through my other connection when connected to the…
Naeem
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How to start setting up a VPN server for smart phone clients?

I have a Ubuntu Lucid Lynx VM which I've been tinkering with. I want to set up a VPN and I am happy to learn how to do it on my own but the vastness of options makes my head spin, so I'm just looking for pointers. Factors I want considered for my…
Moak
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Is the Windows VPN secure?

I have used a few VPN solutions over the years. Most are hard to set up, slow to connect and/or rather ill-behaved (replacing system drivers, disrupting each other etc). One solution I have never used earlier is the one built into Windows. This is…
Tor Haugen
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Problems with SCP stalling during file copy over VPN

I have a series of files I need to copy via SCP over a VPN to a remote linux server each night. The files are not large, we're talking about tens of megabytes here, but the file copy almost always stalls after a few seconds. Running the SCP command…
MattC
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Strongswan vpn tunnel connected but the traffic is not routed through it

I have just set up a vpn tunnel site-to-site with strongswan (4.5). The tunnel looks fine and connected to the other side, but seems there is a problem routing traffic through the tunnel. Any idea? Thanks! Network…
telemaco
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How to set up OpenVPN to let the VPN clients to access all the servers inside the server LAN?

My server LAN IP is 192.168.1.1 and there is an intranet web server on 192.168.1.2 The OpenVPN daemon is configured to give clients 192.168.2.* addresses. There is push "route 192.168.1.0 255.255.255.0" line in the config which I expect to enable…
Ivan
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Is it possible to use VPN for only one Program?

Is it possible to use VPN connection for only one program and the rest of the traffic go through the local network? More specifically, I am using the Official Cisco Client.
Tyler
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Can you recommend a good intro to iptables?

I have to setup a firewall on a Linux server (all my previous experience is with Windows). My rules are meant to be pretty simple - forbid all, allow some ports with all, allow some ports for specific IP subnets, while the network is small but…
Ivan
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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 EC2 instance and is working remotely outside the…
turntwo
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When would you use MPLS?

After having just spent months setting up a fairly complex VPN, I'm beginning to look at alternatives for the future. Some of my network providers use MPLS to connect to us, and I suppose it works fairly well. I know many ATM (automated teller…
Kyle
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Ubuntu Connect To SSTP VPN

Does anyone have any experience with connecting an Ubuntu 10.10 machine to a SSTP VPN server? I haven't found anything too great of information on how to do it.
Chiggins
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