Point-To-Point Tunnelling Protocol is a networking protocol which exposes a layer 2 tunnel. It uses a TCP connection for control communications, and a GRE tunnel for the actual data. It is typically used to create VPNs.

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Load Balancing VPN servers (Ubuntu)

I am trying to load balance two VPN servers, that are located quite far from one another. I am using Ubuntu with pptpd, is there anyway to load balance those two servers? So user connects pptp to ...
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129 views

When tunnelling through a VPN, block or redirect certain domains [closed]

I'd like to block or redirect certain domains for anyone using my VPN tunnel (pptp). I thought simply editing the hosts file would achieve this, but I guess not. Is there another way? The VPN is set ...
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558 views

Windows 7 VPN to OS X Server error 629, Tried a lot of options

I am having a hard time connecting to my office server in which I am the admin of. I have recently wiped the hard drive and re-installed os x yosemite with os x server. I use a Windows 7 machine at ...
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209 views

pptp gateway with ssh access

I am desperately trying to setup a gateway-server that forwards all local traffic to a ppp0 connection but is still reachable via ssh on the local network. The point-to-point connection establishes ...
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8k 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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1k 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 Mask:...
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340 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 ...
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1answer
318 views

Network system tray icon and control panel slowly becoming unresponsive in Windows 7 [closed]

I have to manage hundreds of VOIP PBXes, which I connect to via the Windows 7 PPTP VPN client. I've noticed that over time as I add more and more PPTP connections, the network system tray, as well as ...
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529 views

server 2012 vpn not passing traffic

Having some major problems with Server 2012 Essentials. Have setup remote access and installed RRAS console. I can connect to the VPN through SSTP or PPTP no problems. Authentication is fine (NAP is ...
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1answer
704 views

Cant see Shared Macs over PPTP VPN (OS X)

I have setup a PPTP VPN using a DD-WRT router which is functioning fine. I can ping internet to external and external to internal. I have also tested file sharing over AFP and SMB with success. My ...
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105 views

VPN connection between EC2 instance and router from another subnet

We have a problem wile connecting to EC2 instance with Wi-Fi router. I had connected my office router to the EC2 instance via PPTP protocol. Everything is fine and my router's WAN interface got IP ...
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306 views

How do I write a SRV record for PPTP? [closed]

Hosting a PPTP VPN server on a subdomain, how do I enable the service on the domain with a SRV DNS record? I've already tried: _pptp._tcp.domain.top. 86400 IN SRV 10 10 1723 sub.domain.top. though ...
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pfsense PPTP VPN can access LAN but not internet

I am running pfsense at home and I want to set up a PPTP vpn (yes I know its not secure, lets ignore that) My current pfsense setup: LAN: 192.168.1.1 (/24) WAN PPPoE (real world IP lets say 123.123....
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1answer
407 views

PPTPD not working on virtual machine running Kali Linux

I need to capture non-http traffic from my iPhone. Using a proxy will only capture port :80 and :443 traffic which will not work for me as the traffic I am trying to capture is not from either of ...
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65 views

Routing of pptp clients

I have just configured a PPTP VPN server in an AWS VPC subnet. However, I am unable to ping through to other hosts in the same subnet (as the VPN server). I am not sure whether I am overlooking a ...
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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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2answers
26k views

Can't establish PPTP VPN windows 8/8.1

I am having an issue where I keep getting either error 800 or 807 whist trying to connect to a VPN server via PPTP on Windows 8 and 8.1 pro. The server itself is Synology's VPN Server running on a ...
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259 views

changing pptp client default port

I am trying to setup PPTP connections to 2 separate servers through a firewall. No problem for one server, just port forwarded ports 47 and 1723 on through to server 1. To connect to server 2 my ...
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845 views

PPTP and windows 7 809 error [closed]

I want to connect from home to my router(linux mashine) at work. i have installed pptpd. i have added following fw rules: iptables -I INPUT -p tcp --dport -j ACCEPT iptables -I INPUT -p gre -j ...
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218 views

Is there a logical reason why Amazon EC2 won't allow me to specify a port when using GRE?

I want to set up PPTP in EC2 and am configuring a security group. I've already selected the "custom protocol" and am using protocol 47 / GRE. When I select this, the port section is read only. Is ...
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1k views

Site-to-Site PPTP VPN connection between two Windows Server 2008 R2 servers

We have two Windows Server 2008 R2 machines, one in our main office and one in a new office which we have just moved offsite. The main office has previously been handling client-to-server PPTP VPN ...
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3k views

VPN pptp connection Unable to pass through linux iptables

I have set up a windows VPN server behind Linux - Ubuntu box that is working as firewall and proxy server. Now I want people from outside to be able to connect to the VPN server, but the connection is ...
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1answer
474 views

Set up multiple VPN's with a static ip with PPTP with only 1 vpn-login

I have a VPS with Ubuntu 12.04 x64 and i need to connect 118 VPN's to interfaces with (pon vpnname). I've made a script that creates them all, the problem is that no interface will have a unique local ...
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1k views

Pfsense PPTP VPN Error 806

I was previously using another firewall software and simply by port forwarding port 1723 from the ADSL interface to a Windows Server attached to the LAN, we were able to VPN in. Since switching to ...
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513 views

Trying to change a custom VPN port back to the original on Fortigate 40C

We recently changed our firewall and bought a Fortigate 40C device. We wanted to use our old VPN settings. The Fortigate support technician told us that this model was new and he didn't know it in ...
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374 views

how to manage bandwidth and amount of traffic over pptp?

I'm running Ubuntu 12.04.4 and using it as internet server , file server and printer server. The problem is that my company manager decided to limit bandwidth and the amount of data per user per ...
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292 views

Network remapping with iptables and PPTP VPN

I have two different networks: Home network 192.168.1.0/24 A - Home PC (192.168.1.100) B - Home Router (192.168.1.1 lan ip - x.x.x.x public ip) Office network 192.168.1.0/24 C - File Server (192....
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695 views

Cannot connect VPN Server On Ubuntu Server 12.04 Using PPTP

I am trying to replace the old gateway server (running Fedora core 5) in my lab with a new one (running Ubuntu server 12.04). Three basic functions need to install: NAT, DHCP and VPN. And I got stuck ...
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1answer
2k views

VPN error 619 - “A connection to the remote computer could not be established.”

Have been trying to get this PPTP VPN working on a CentOS 6 x64 VPS for a few days but im getting: "Error 619 - A connection to the remote computer could not be established." I did research on ...
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663 views

Accessing Server Remotely Without Forwarding Ports?

I'm setting up a Debian web server in my school that people need to be able to access outside of the school (i.e. website needs to be accessible from outside the local network). The problem is, they ...
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218 views

Incorrect IP for PPTP client on Rackspace VM

I'm using pptp-linux to connect to a (Windows) VPN. I can connect and authenticate just fine, however I can't ping any hosts on the remote LAN other than the VPN server. I think this is because my VM ...
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826 views

Multiple VPN connections on the same Computer at the same Time with the same Subnets

What's the best approach for such scenario? : One machine „GATEWAY” SERVER with configured multiple VPN connections. PC1, PC2, PC3, PC4 are the clients that with the same time wants to connect to ...
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97 views

enable user to connect to external pptp VPN server

I want to enable local user to connect to remote VPN server I added those rules to the iptables but still not able to connect -A OUTPUT -p gre -j ACCEPT -A OUTPUT -p tcp -m tcp --dport 1723 -j ACCEPT ...
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319 views

Load-balancing PPTP connections

I'm trying to load balance two PPTP connections, connected to the same server. I use the following script, but there is no send and receive via PPTP connections. What part am I doing wrong? Are there ...
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269 views

Error with a vpn client (PPTP protocole) over ssh

I have some errors when I use PPTP over ssh : sudo ssh -L 1723:127.0.0.1:1723 vpn-server@$192.168.1.1 192.168.1.1 is the vpn server ip. When I start pppd (client) whith the following command : ...
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PPTP defaultroute. Want to route all traffic via ppp interface

I'm experiencing a problem described here: http://pptpclient.sourceforge.net/howto-diagnosis.phtml#lots_of_data. If I use defaultroute in peer conf or manually add route add default dev ppp0 ...
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Create a pptp tunnel through a exisiting domain [closed]

I want to create a tunnel (preferably pptp) via a website that I created I am renting a domain from an ISP with a linux os, is it possible to create it?
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Is secure pptp not possible on Ubuntu?

From [1], it was said that 1) All users and providers of PPTP VPN solutions should immediately start migrating to a different VPN protocol. PPTP traffic should be considered unencrypted....
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1k views

Fortigate VPN can't reach site

I've two Fortigate's here and I use one of them for each site. Site A Site B 192.168.2.0/24 <---------- VPN -----...
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767 views

RRAS behind Ubiquity EdgeMAX drops PPTP tunnel

I have a Server 2008 R2 machine behind an Ubiquiti EdgeMAX router. The router has been configured as a NAT, and all GRE traffic along with the TCP control port (1723) has been forwarded to the ...
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74 views

Open ports for VPN users

I have been looking around for some time for answer to this, and have yet to find one. The issue that I am having is that users that are connected to the VPN cannot do the following, as examples: ...
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1k views

PPTP VPN - No internet access though the VPN

I am very new to the world of windows server I'm renting a VM in the USA for my web hosting(DC, DNS and Web host role) and I decided that I would install a VPN on it so I could re-route me ...
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403 views

Vyatta Remote Access VPN firewall (PPTP)

I am using Vyatta Remote Access VPN (PPTP) and NAT for proxy. When pc-A and pc-B are connected to VPN, pc-A ipaddress is 192.168.10.10 and pc-B is 192.168.10.11. [pc-A:192.168.10.10]--internet(VPN)--[...
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How do you troubleshoot a PPTP+VPN+RDP freeze-up?

The symptoms are: I am at home. I am trying to dial a PPTP VPN. It connects fine. Pinging from command line in windows shows about a 30% ping success rate when the PPTP vpn is up, 100% ping success ...
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601 views

How to make httpd accessible only through the VPN?

I have a server running PPTP that is supposed to run an httpd (nginx) accessible only through the VPN. I'm also running a few other httpds too, which are not supposed to work on the VPN. routing ...
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180 views

Windows XP VPN server with Ubuntu client

I'm trying to setup VPN connection to Windows XP server with a static public IP address from my Ubuntu machine. VPN used is standart windows built-in PPTP. I have got problem when connecting. Here is ...
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1answer
325 views

Unable to connect networkshares through VPN (RRAS server only)

I have a Windows Server 2008 SP2 with these Roles installed: File server Network Policy and Access Server / Routing and Remote Access Network Policy and Access Server / NPS The VPN connection is ...
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1answer
64 views

VPN connected but no access to anything

I have a problem with the VPN server on 2008R2. I can successfully connect to the VPN server but i cannot map any drives either by IP or by name. I can ping hosts by ip but not the name. In addition I ...
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1answer
135 views

VPN client to client port forwarding

I have an EC2 Amazon instance running a vpn server with 192.168.240.1-9 ip range. I can connect my Macbook to this VPN (using system pref.) and a Raspberry Pi, using this command line: sudo ...
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1answer
5k views

PPTP disconnects when peers disconnect

Just setup a Ubuntu 13.10 on a server, and configured PPTP VPN. Everything works just fine, until another peer disconnects his VPN connection. I was able to consistently simulate this by connecting ...