Layer 2 Tunnelling Protocol is a layer 7 networking protocol which provides an unsecure layer 2 tunnel. It runs on top of UDP, and is commonly used to carry PPP sessions. Security is usually provided with the addition of IPsec.

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Setup VPN issue on Ubuntu Server 12.04

I have a problem with setup VPN server on my Ubuntu VPS, here is my server environments: Ubuntu Server 12.04 x86_64 xl2tpd 1.3.1+dfsg-1 pppd 2.4.5-5ubuntu1 openswan 1:2.6.38-1~precise1 After ...
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2answers
2k views

Using Ubuntu Karmic as an L2TP Client for VPN

I'm trying to connect to a VPN service over L2TP using Karmic as a client and it's not working. The only details I have are the remote IP address, username & password, and a shared secret string; ...
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2answers
217 views

Unable to connect from Windows to VPN while Android and iPad can

I've got a L2TP/IPSec VPN set up on CentOS (Amazon AMI) with racoon, ipsec-tools and xl2tp. I'm using a version of racoon from this repo, as it allows the use of IPSec ID wildcards (or no ...
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2answers
113 views

Can I host a VPN service on a shared Windows Host I already have?

I have a windows hosting plan with Plesk control panel, FTP, email and other popular options already found in common windows hosting plans. I want to know whether I can convert my hosting plan to a ...
4
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1answer
2k views

L2TP/IPSec from Windows 7 to ASA 5520

I am trying to setup L2TP/IPSec on our ASA5520 to support a fringe case for one of our developers. The Windows VPN subsystem apparently stores the kerberos or NTLM cookie for the login when you use ...
2
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1answer
208 views

L2TP server - site-to-site vpn connection

I am not sure this is the right place for this question but here goes. We want to connect users using an L2TP VPN connection to a users at the other end of a SonicWall site-to-site VPN. Currently we ...
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1answer
146 views

l2tp/pptp + freeradius (accounting information only gets updated on disconnect)

I have a basic PPTP/L2TP setup that uses a remote freeradius server with mysql. Issue is that when a user gets connected to the vpn and as long as the user stays connected (could be hours), no ...
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1answer
353 views

xl2tpd: Provide L2TP/IPsec VPN connectivity to an entire subnet without using a default route

I've set up an L2TP/IPsec VPN using OpenSwan and xl2tpd using the "nodefaultroute" ppp option. The server's virtual IP address is set to 10.10.31.1 and it allocates addresses in the range ...
0
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1answer
57 views

L2TP VPN Connection on Debian Squeeze

I need to make an L2TP VPN connection from a Debian Squeeze server. What I have is: The server IP address Shared Key My username and password Just using these 3 parameteres I can establish the ...
0
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1answer
170 views

WIndows 8.1 VPn stops working

I am having a problem that every day i have to re-install my cisco VPN client because it will not work. I can connect and the routes get published to by computer, but i can not ping anything on the ...
0
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1answer
561 views

openswan and xl2tpd tunnel not working?

Since weeks i want to setup l2tp tunnel with xl2tpd and openswan in debian wheezy, the external interface is ppp0 with dynamic ip and the internal interface is eth0 with ip address 192.168.1.1. l2tp ...
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1answer
1k views

L2TP over IPSec VPN (OpenSwan, CentOS 6) unable to connect via iPhone (iOS 5.1) and Android (JellyBean)

I have successfully installed L2TP over IPsec VPN (PSK) using OpenSwan 2.6.38 running on CentOS. Connect DOES WORK perfectly from Windows 8. But doesn't work AT ALL from iPhone 4 (ios 5.1) or ...
0
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1answer
267 views

Traffic shaping L2TP/IPsec VPN (via accounts not connection)

I need to be able to control the amount of bandwidth a specific user account can use on a VPN connection. One account I want to be able to use the VPN with no restrictions and another account I want ...
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1answer
212 views

How to setup VPN Client in Microsoft 08 R2

Our third party IT provider left us. We need to get a VPN connection setup with a client as soon as possible. I am mostly a software guy and networking is beyond my scope. We have been provided the ...
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1answer
329 views

Is there any L2TP client without IPsec?

I want to use L2TP to through NAT, but i do not need IPsec, because IPsec waste much CPU. I can setup one L2TP server on linux, so is there any L2TP windows client without IPsec ?
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1answer
207 views

redhat5 and l2tp client

Hi i am trying to setup a VPN connection with my redhat 5 machine the VPN server I am using suggested that l2tp will work much better then my current pptp setup (which does not really usable) any ...
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0answers
264 views

Server doesn't accept L2TP connections although it is configured to

I own a Windows Server 2003 VPN server which my clients connect to for accessing the local network.. I have configures the RRAS to use the RADIUS authentication and accept connections. The PPTP ...
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0answers
1k views

setup Zyxel USG 20W as L2TP VPN Server

I have a Zywall USG 20W (wireless disabled) behind a router supplied by my ISP. All ports (both TCP and UDP) on the ISP router are forwarded to the 20W. I'm trying to configure an L2TP VPN to be used ...
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0answers
2k views

Debian squeeze as L2TP/IPSec gateway for Android devices

I'm trying to configure Debian squeeze as L2TP/IPSec VPN for Android devices, but with no great success. So far I have done following: Successfully configured Debian with openswan implementation of ...
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0answers
280 views

Android devices fail to connect to MS L2TP PSK

I have configured MS Server 2003 RRAS with IPSec / L2TP using PSK. iPhone devices connect fine however Android devices fail to connect. The MS "Oakley" trace file shows the negotiations for Apple and ...
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0answers
129 views

Multiple Devices connecting to VPN on CentOS server

I am looking for a solution as to what would be the VPN software for multiple OSes and Devices. I currently have 15 systems to connect to a VPN. I was using Hamachi from LogMeIn but their lack of ...
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0answers
943 views

iPad/iPhone L2TP VPN locks up SonicWall NSA2400 Randomly

Ok so I've got iPad/iPhone's connecting to my network via L2TP VPN setup interfacing with a Sonicwall NSA 2400 gateway. The problem is that sometimes when the iPad/iPhone is connected over the VPN ...
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0answers
43 views

Is it possible to configure L2TP IPSec connection on a Fortigate 30D?

We've got a FortiGate-30D running v5.0,build4225,130521 (GA). I've managed to configure Cisco IPsec VPN and Web-SSL, and tested both, but I'm unable to configure the L2TP IPSec VPN. Looking at the ...
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0answers
117 views

Site to site IPSec VPN between Server 2012 and USG 50

I am looking to setup an IPSec VPN server in our organisation using a Windows server 2012 machine with remote access and routing installed. I would then like to perform a site to site IPSec VPN ...
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0answers
44 views

OS X Server ignoring static VPN IP request

I've just enabled the VPN service on OS X Server, everything is working fine however we are facing one issue. All of our clients (about 30 iMac's) are connecting to the VPN with a static IP however OS ...
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0answers
47 views

L2TP VPN disconnects on sustained file transfer from server LAN computer to VPN client

VPN Server: Windows Server 2008 x86 RRAS installed and running All necessary firewall ports are open, I no longer get rejected log entries Behind router which is DHCP, serving 192.168.0.2 to ...
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0answers
220 views

l2tp vpn is disconnected after few minutes

I installed IPSec/L2TP on my vps server. I tried to connect from my mac to this VPN server. First time, connection is succeeded. But after a few minutes, connection was broken by itself. After ...
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0answers
74 views

L2TP connection error via Windows 8 client

When I try to connect to an L2TP server via Windows 8 client I receive error 789:The L2TP connection attempt failed because the security layer encountered a processing error during initial ...
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0answers
85 views

L2TP VPN unable to connect from outside

I'm using OS X server to run the VPN, and the client is an iPhone running iOS 7. I'm port mapping with my router, which seems fine as the server did receive packets from my iPhone. I've tried ...
0
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0answers
55 views

Configure RRAS to send DNS search domain to Mac L2TP VPN client

Is there any way to make RRAS send the default search domain (ie the connection's search domain, the FQDN of the domain in question) to Mac clients who connect via L2TP? Or is this something that just ...
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0answers
39 views

iMac L2TP connection fail

When trying to connect to private business L2TP server, Mac OSx disconnects. Console log ( ip address is masked x.x.x.x ): 9/8/13 9:58:00.734 PM pppd[11473]: L2TP connecting to server 'x.x.x.x' ...
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0answers
141 views

Mac/iPad/iPhone not getting DHCP option 121 routes from L2TP/IPSec VPN

I have a Windows 2008 R2 RRAS server set up for L2TP over IPSec, using DHCP to assign IP addresses to VPN clients and configured the DHCP options to send routes with DHCP option 121. This is working, ...
0
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0answers
114 views

VPN fails to connect (Error 812)

I am having a problem where normal users cannot connect to VPN (Error 812); however, administrators can connect without any problem. I have run traces, but no errors appear. The user accounts have ...
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0answers
182 views

718 error number while connecting to server

i have configured nttac+ to my server and set authentication to radious server , but when i want to connect to my server through l2tp i get 718 error number ! log file of nttac is : #24-02-2013 ...
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0answers
698 views

How to change L2TP/PPTP VPNs port

on centos 6 there are open source implantations of L2TP VPN (e.g xl2tp), i wanna know that if default l2tp vpn port blocked can we run vpn on different ports or maybe change cipher setting ? what ...
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0answers
314 views

CentOS 5 VPN Server won't work

I have a CentOS 5 server configured to be both a L2TP server and a PPTP server + a radius server for hosting the AAA. My problem is that, the L2TP works great and I can connect to it, but can't ...
0
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0answers
420 views

l2tp / ipsec debian Openswan U2.6.38 does not connect

i am trying to get ipsec/l2tp running on a debian server with an iphone as a client but always get: Dec 2 21:00:04 vpn pluto[22711]: packet from <clientip>:43598: received Vendor ID payload ...
0
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0answers
223 views

XL2TPd & IPsec Connectivity

I've setup xl2tpd and openswan (L2TP over IPsec) and my MacBook Pro and iPhone can connect just fine. The problem is, there's no internet access, only local. Is there some iptables rule that I have ...