PPTP stands for "Point-to-Point Tunneling Protocol" and is a method for implementing virtual private networks (VPNs).

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how to troubleshoot asymmetric speed PPTP VPN speed? (downlink to client is slow, the server bandwidth up, and there is no encryption overhead)

I hope I have a general question motivated by my specific problem: I have acceptable upload speeds and unacceptable download speeds on my VPN while I think both endpoints have quite some bandwidth in ...
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463 views

PPTP VPN connection disconnecting when accesing an IP over VPN

I have two PC lan behind a router. I am connecting to my company network through a VPN. I was not able to reach an IP, nor access the internet. The VPN connection would be disconnected automatically. ...
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PPTP tunnel only wrapping TCP Traffic

I am having difficulty configuring a PPTP VPN using Windows Server 2008 R2 to allow more then just TCP traffic. Connection and authentication work perfectly, but applications that require other ...
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2k views

PPTP: Linux clients unreachable

I have setup a PPTP server on a CentOS 6 box. Several clients (Windows and Linux) connect to this server. All clients use the same subnet. All clients (Win or Lin) can surf the Internet using the VPN ...
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880 views

How secure PPTP is?

I use my own VPS to serve as a PPTP gateway for my personal PC/laptop/android. It uses 128bit encryption, and MS-CHAPv2 for authentication. The questions are: is it enough to secure my connection ...
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PPTP VPN from Ubuntu cannot connect

I'm trying to configure under Linux (Kubuntu 9.10) a VPN I already use from Windows. I installed the network-manager-pptp package and added the VPN under Network Manager. These are the parameters ...
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683 views

Windows 7 client can't connect to CentOS PPTP VPN

Have a Macintosh (10.8.2) that connects just fine to a CentOS 6.0 virtual private server (OpenVZ, with PPP added by the host) via PPTP. A Windows 7 Home Premium client (virtualized in Sun's Virtual ...
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Trying to connect a Dlink DIR-615 router to a PPTP VPN from behind a Netgear WNDR3700

I have two routers: a Netgear WNDR3700 and a DLink DIR-615 (rev H2) Both are using stock firmware. The Netgear is my primary router (192.168.0.1/24). I'd like to set up the DLink (192.168.2.1/24) to ...
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Failure to connect to PPTP VPN in Ubuntu: VPN plugin failed: 1

I used network-manager-pptp under Ubuntu 12.04 to configure the vpn. IPv4 Settings: Automatic VPN: Gateway - set User name - set Password - Always Ask PPTP Advanced Option: PAP, CHAP, MSCHAP, ...
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435 views

PPTP password expired: how to fix on a linux client

Today, I discovered my team's PPTP passwords expire and I had to figure this out by looking through log files (/var/log/messages). Part 1 of my question is there a way I can start up my PPTP client ...
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937 views

Playing iPad to iPad Wifi games over PPTP VPN

I'm trying to use a VPN to play iPad to iPad Wifi (Local) games over the internet. Normally you open the game on both iPad's, connect to the same Wifi point and they can "see" and speak to each ...
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Creating stable, automatically reconnecting PPTP connection in Ubuntu

I've been using network-manager-pptp to create a PPTP VPN connection in my Ubuntu virtual machine for a while now, but I have constant problems with random disconnects. I don't know what the cause of ...
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3k views

Configuring cisco as VPN client

I need to configure 857W as PPTP client. PPTP is officialy not supported (there is no such protocol in request-dialin group) but it could be enabled with "service internal". Any way, my questions are ...
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714 views

PPTP VPN and Untangle Device

I have a question regarding PPTP VPN with encryption. I work in an office that uses this untangle device (http://www.untangle.com/). It is a firewall, that also has web blocking, virus blocking, web ...
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376 views

Linux Distro with PPTP/L2TP client support and IP Forwarding

I'm looking for a lightweight linux distro with a nice web based front end that I can throw on a VM to act as a secondary gateway out of my network through a VPN. I currently have a debian VM with ip ...
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199 views

How do I make servers visible on my VPN?

I'm tinkering with web servers on Rackspace, trying to figure out if I can set up a website with public parts and also private parts that are visible only via a VPN connection. I have 2 servers ...
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2k views

Make a VPN connection only for RDP

I am connecting to a cisco VPN router via PPTP on my windows 7 Ultimate machine. Like most VPN's, it connects just fine but also redirects all of my traffic through the VPN. I really only need RDP ...
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Set linux routing tables to route F5 vpn and internet traffic

I'm having trouble understanding how my VPN client works, and how to set up my routing tables to do what I would like. Here is the output BEFORE connecting to my vpn Kernel IP routing table ...
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1k views

Two VPN connections from the same IP address

I have set up a server running Windows Server 2008 which two remote users can dial into using a VPN connection. It works fine unless they are both in the same location, in which case only one of them ...
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1k views

Problem with 2 PPTP VPN connections

I have a problem with my network-manager in Ubuntu 10.10. When I dial one of my VPN connections, my other VPN connections be disabled and I can't use them! I tried to restart network-manager and ...
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376 views

Privacy, VPN and routers

Ever since this ACTA push-up the things are starting to heat up around torrents and privacy. I am using Tribler now, but this is not secure enough for me. Not enough privacy. I've been using in the ...
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617 views

Making PPTP VPN Secure

I've been reading about the security, or lack of, with regards to a PPTP VPN. The specific things mentioned over and over are the fact that DNS can leak and the encryption is insecure. Is this a ...
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ssh tunnel via specific interface

Client -ssh-> Server --> Internet Normally I initiate an ssh tunnel with: ssh -D 1337 admin@nas On the server I have two interfaces: eth1 and ppp0. Right now it uses eth1 when tunneling, but ...
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Conflict of VPN allocated IP address

In my work place, my allocated private IP is 192.168.2.10, and I need to use VPN (PPTP) to another network, which also allocate IP in the same subnet, e.g. (192.168.2.20). What are the best way to ...
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Sharing internet connection over VPN in Windows XP

How can I share my internet connection with VPN clients using the Windows XP built-in VPN server? I want to be able to use my home internet connection (on an XP machine) from my anywhere using my ...
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521 views

How to connect to VPN through firewall

Our admins had blocked all outgoing ports except few like 80, 443, 110 etc. I want to use some software that utilizes other ports. So I decided to make a VPN connection to my dedicated server. So we ...
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1answer
842 views

Linux PPTP VPN and gateway woes

I have an Amazon Linux machine running in an Amazon EC2 instance. I am connecting to my office's VPN as follows: sudo pppd pty "pptp pptp.<DOMAIN>.com --nolaunchpppd --loglevel 2 --debug" file ...
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1k views

Automatically run script after connected to PPTP server

I'm using PPTP connection to connect to my office And I want to add a static route after connected to PPTP server. My problem is my IP on this connection is automatic Is there any way to run a ...
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1answer
573 views

Issue while running PPTP client on Windows 7

I am using the built-in Windows 7 pptp client to connect to some vpn server. The issue is - while it's connected, all my internet traffic goes through that connection, not just the network specific. ...
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96 views

PPTP is allowing any username – even blanks?

I have a PPTP VPN server on my network. I have setup the username and passwords for clients in the chap_secrets file. However when testing with any username or even a blank one, the server accepts ...
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Why doesn't my PPTP VPN connection stay alive with RDP on WM6.1

I have my Windows Mobile 6.1 Device connecting to my home router via PPTP VPN. I am able to RDP into a machine at home and see the screen. This will last for no more than a minute. The VPN connection ...
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Can't enable VPN on linux error: VPN connection failed

I have a sony vaio laptop, with ubuntu 11.04 and windows 7 on it. I have configured a VPN connection on ubuntu, in order to connect to my computer at work but it keeps not working, and I get the error ...
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2k views

Why can't I connect to a private VPN Network set up on my local machine?

I am connected through a router to the internet. In Windows 7 Enterprise I set up a private VPN server to connect to, but I can only connect to the default gateway and no further. Everything is on ...
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1answer
788 views

Is it possible to force Windows 7 VPN client to ignore the local network?

I have a PPTP VPN server which I connect to using Windows 7's built in VPN client. I was hoping that the behavior of the VPN client would be such that it would appear that I am physically connected to ...
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1answer
2k views

How can I specify what traffic uses a VPN connection with Windows 7?

Using Windows 7 Professional 64bit PPTP VPN (using the built in networking client) I'm connecting to my home VPN server from my work computer. This previously worked without issues using Windows XP, ...
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VPN client configuration on Windows using a config file

Is it possible to create a configuration or batch file that will initiate a VPN connection using the built-in Windows PPTP client? I want to build a scripted method that all my external users can use ...
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378 views

How to log username logging into ubuntu PPTP service

I need to log every connection made into our PPTP daemon. I can find the IP address of the client connection from /var/log/daemon.log, but can't find the username that is used to login. When using ...
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Does the username have any function when you use VPN over PPTP?

You need to provide a username and a password if you want to connect to a Windows server through VPN using PPTP. Does the provided username have any function? Let's say you use the user name "John" ...
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iPhone PPTP cannot use VPN DNS server

My PPTP server allows my laptop to resolve internal domain names fine and I can see that the DHCP server is handing my PPTP client the proper DHCP settings. When I connect through the iPhone, I don't ...
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3k views

VPN - PPTPd server setup under Fedora 14?

I've been using Debian as my main server for a while, and have pptpd (PoPToP) allowing me to connect my iOS devices and Windows laptop to my home network. I have switched to Fedora 14 as a learning ...
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1answer
617 views

why does “ipconfig getifaddr ppp0” fail?

I am trying to find my IP on VPN (PPTP) so I tried "ipconfig getifaddr ppp0" but it gave me "get if addr ppp0 failed, (os/kern) failure." Why does it fail and what should I do instead? ifconfig shows ...
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1k views

PPTP alternative windows 7

Can't set up a new vpn connection (I only get "Wizard cannot connect" error message) so I'm looking for an alternative client to connect to my pptp vpn server. Anyone got one? I can't find one.
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580 views

Set PPTP Passthrough in Mac OS X Snow Leopard

Dear Friends, I have a big problem with VPN PPTP connections in Mac OS X SL and the problem exists in all my computers that I work with. When I connect to a PPTP connection, the connection is good for ...
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1answer
2k views

Windows 7 PPTP VPN can ping and HTTP to servers but not Windows Explorer

I just started working from home connecting to the office network over PPTP VPN (I'm using Windows 7 Pro). I have my hosts file set up with the internal IPs of all the servers I need to connect to ...
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1answer
4k views

PPTP: Use LDAP or PAM as authentication backend

I'm using pptpd and pppd on a Debian linux host to provide VPN capabilities to mobile phones. I would like to use my OpenLDAP server for authentication and authorization purposes (instead of keeping ...
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OpenVPN Alternative for connection over unreliable line

OpenVPN works great when you're connecting two tunnels over a stable, reliable connection. However, when one of the nodes is connected to the internet via an unstable internet connection (unstable: ...
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2answers
558 views

Are openvpn and pptp mutually interchangeable?

I mean, can I use openvpn client to connect to pptp server, or vice versa: pptp client to connect to openvpn server? I'm building a virtualized mock-up of an ISP infrastructure, which uses the VPN ...
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Access Windows VPN DNS from Ubuntu

I am using Ubuntu 10.04 to access a Windows VPN. I connect to the VPN from Ubuntu, and when I open a Windows 7 virtual machine (VirtualBox), everything works great ... I can access local network ...
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1answer
2k views

Problem with PPTP VPN and internet

I have an internet connection the following way : Internet Modem <-> FireWall(not a router, a firewall) <-> PC Everything is setup so my pc has an external ip address, and my firewall takes ...
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pfSense: Have router connect, and route, to a PPTP server?

i have a main office running a PPTP VPN server (Microsoft Remote Access Services). Is it possible for the pfSense router at a satellite location to automatically route traffic destined for the main ...