Questions tagged [pptp]

Point-To-Point Tunnelling Protocol is an insecure, obsolete 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 was historically used to create VPNs.

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pptp vpn - Kill User Connection

I'd like to be able to terminate a user's connection to my pptp server from the server itself without interrupting anyone else's connection. Problem is - I have no idea how and have found no useful ...
Joe's user avatar
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6 votes
3 answers
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L2TP client for Ubuntu

It's easy enough to get a pptp client going on a Ubuntu 9.04 (Jaunty) desktop: sudo apt-get install network-manager-pptp However, I can't seem to find documentation find a corresponding L2TP client ...
nedm's user avatar
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2 votes
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windows pptp vpn client *do not* use default gateway on remote network

By default the windows vpn client has this checked in the advanced tcp/ip settings: Use default gateway on remote network... I do not want to use the default remote gateway... (the clients internet ...
Scott Kramer's user avatar
12 votes
4 answers
49k views

Windows VPN client connect on different port

Scenario: Two Windows Server 2003 machines running RRAS VPNs. The firewall port forwards 1723 to one of those machines for normal remote access. I'd like to find a way to connect to the second machine ...
John Gardeniers's user avatar
7 votes
1 answer
7k views

PPTP VPN iptables firewall issues csf [closed]

I am having a problem with iptables and a PPTP VPN, I have read related topics both on hear and online but still can't get it to work! I am trying to set up PPTP on an ubuntu server on our local ...
Pez Cuckow's user avatar
6 votes
2 answers
15k views

Windows remote access server (PPTP) advertised routes

How does a routing and remote access server pick up routes to advertise to clients, and where can a list of routes being provided be reviewed? One of our users is reporting that the server is ...
Devnull's user avatar
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5 votes
3 answers
18k views

PPTP pass through on Cisco ASA 5505 (8.2)

Is it possible to setup PPTP VPN traffic (clients outside and server inside) to passthrough a Cisco ASA 5505 if the outside IP address is also being used for PAT? The Cisco examples forward all NAT ...
ITGuy24's user avatar
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4 votes
2 answers
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Restricting nginx website connection to VPN Users on the same server

My main aim is the following: Install a VPN server on a server, and a website on that server should be accessible only to users that are using the VPN on that same server. First, the two server case ...
ustun's user avatar
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4 votes
2 answers
19k views

PPTP/GRE Multi-forwarding NAT IPTables Example

Google is showing me some returns on PPTP/GRE NAT through iptables/netfilter that will allow multiple connections. However, I am not finding an example of using this pptp helper module that allows ...
Kyle Brandt's user avatar
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4 votes
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How can I force all internet traffic over a PPTP VPN but still allow local lan access?

I have a server running Linux Mint 12 that I want to keep connected to a PPTP VPN all the time. The VPN server is pretty reliable, but it drops on occasion so I just want to make it so all internet ...
user126715's user avatar
3 votes
2 answers
11k views

Allow RDP only over VPN

I want to do allow 3389 port(RDP) only through VPN connection, not normally. How can I do this? I have configured VPN server in Mikrotik. I have blocked all traffic except http and https by firewall ...
niren's user avatar
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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:...
john's user avatar
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2 votes
3 answers
16k views

change default PPTP TCP port

Is there a way to make pptpd listen for PPTP trafic on a TCP port other than the default 1723 port? I khow that PPTP uses more then just tcp/1723. It also uses GRE. it's not a problem. just how to ...
ir01's user avatar
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1 vote
1 answer
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Centos does not open port/s after the rule/s are appended

So after some battling and struggling with the firewall, i see that I may be doing something or the firewall isnt responding correctly there is has a port filter that is blocking certain ports. by ...
Charlie Dyason's user avatar
1 vote
1 answer
1k 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 ...
Moozery's user avatar
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1 vote
2 answers
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once VPNed into pfSense, unable to hit the public URLs of my websites - they are routed to the pfSense box

I have a pfSense box setup as the firewall/router/VPN appliance at my colo. Once I VPN into the colo (either pptp or openvpn, pptp preferred due to multiple clients and ease of configuration), I am ...
Sean's user avatar
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1 answer
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PPTP-Gateway routes icmp but no http

got a very strange behaviour with a Gentoo-based PPTP-Gateway here. I configured the VPN and the default routes - from the Gateway itself, the connections out to the VPN work great. But from the ...
braindump's user avatar
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0 votes
1 answer
227 views

PPTP VPN Windows Server 2008 Enterprise [closed]

I have a few questions that I hope that you guys can answer, so here goes. I am running Windows Server 2008 enterprise in my HOME network inside of vmware workstation. I am running this on my home ...
Mike K's user avatar
  • 99
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2 answers
3k views

pptp cannot connect

I have a pptp server on ubuntu behind a router. From inside the network I can connect to pptp server, but from the internet I can not. 1723, 1792 port are forwarded in router. Here is a full log: ...
user66638's user avatar
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3 answers
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Which is the best OS for PPTP?

I installed PPTPD on both Redhat and ubuntu, and I found that the ubuntu is more slow than Redhat by testing, that is to say, Need I do some network optimization with Ubuntu?
larry's user avatar
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How do I add eth0 on centos 5 that is using openvz

I have a vps account with CentOS 5 installed. It uses OpenVZ for virtualization. Now I'm trying to install pptp service (using this guide) on it. I'm currently on Step 6 but I don't see any eth0 ...
reikyoushin's user avatar
0 votes
2 answers
2k 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 ...
Orlo's user avatar
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1 answer
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PPTP IPTables routing issue

PPTP connects just fine to the radius server PPTP modules are loaded into the kernel PPTP connects fine to the pptp service Question: How do I get the PPTP to connect to the internet? IPTables: #!/...
Tiffany Walker's user avatar