Questions tagged [l2tp]
The l2tp tag has no usage guidance.
77
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Black Screen Issues with RDP from Windows 11 to Windows 10
While supporting a network where multiple remote employees connect to their Windows 10 desktops through RDP, I've run into a vexing problem. Several users have reported black screens upon RDP ...
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48
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Accessing a website over L2TP using OrangePi as a middle man?
Android 13 no longer supports L2TP. I need to access my work website over L2TP. The only solution I could came up with so far is to use a single board computer as the middle man to handle L2TP traffic ...
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115
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How to make socks5 proxy from pptp client?
Is exists software to make socks5 proxy from pptp or l2tp client? I found similar for OpenConnect, Wireguard, even for OpenVPN, but not for pptp/l2tp
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VPN tunnel between two routers is not working
I have two VPN routers (ER605). I have set up L2TP server on router 1 and I can connect to it from my phone and other devices. I want to connect router 2 to router 1 and route all my traffic through ...
- 11
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263
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windows server 2022 vpn service set up and works properly, but clients cannot connect to it
I have a VPS with Windows server 2022 standard, I set up a VPN service in routing and remoting part in the service manager.
The service is running correctly (according to remote monitoring), but when ...
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23
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L2TP issue between VyOS AWS instance and NAT'd UDMP
We have a number of sites that run Unifi UDMP's as their edge/firewall router. These sites all connect to a VyOS AWS EC2 instance that handles all routing between sites via L2TP/IPSEC vpn connections. ...
- 177
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206
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Is it possible to chain two vpn ( l2tp ) connections?
I have three computers, A, B, C (I installed windows server 2019 on them).
PC C has access to the webpage D, PC A and B do not.
I first dialed a vpn connection (l2tp) from A to B, then I dialed a vpn ...
- 101
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25
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Openvpn to L2TP
My VPN provider only supports IKEv2 or OpenVPN protocols, On my cheap routers we only have clients for PPTP or L2TP.
Is there a way I can set up a VPS which conencts to OpenVPN and then pipes that out ...
- 103
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120
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Mikrotik - L2TP is in the connections table, but the connection is not established
I want to create an L2TP connection with MikroTik, I created the profile Pool and secret, I also Enabled L2tp, but the connection from the client side is met with a failure message.
(Connection is ...
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How can I free the port 1701 which is locked by System?
Environment: Window form application, C#, Windows 10.
Hi, I wrote a window form application. This application will try to connect to L2TP VPN server by rasdial.exe via Process class.
The problem is ...
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269
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L2PT VPN Server with windows 10
Is it possibile to add a L2TP VPN server service in Windows 10? As far as I know only PPTP vpn is available.
- 2,205
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866
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Can I have multiple clients login to the same VPN User?
I am using L2TP with IPSec on Windows Server 2019, and was wondering if its necessary to have a separate user for each tunnel.
At the moment there is only one windows user that can login to the VPN. ...
- 3
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2
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1k
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Arch Linux VPN + L2TP: connection established internet works but no access to internal network
I configured VPN according to this instruction (I have Linux), everything is fine, the connection is established, the IP address changes from mine to USA, but the resources that are should be ...
- 111
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Unable to connect to L2TP/IPsec vpn from Windows 10
When I try to connect to my L2TP/IPsec vpn with pre-shared key, I get the following error:
The L2TP connection attempt failed because the security layer encountered a processing error during initial ...
- 401
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1
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274
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VPN from Windows 10 to Windows Server 2019
I'm trying to establish a connection between a Windows 10 machine and a Windows Server 2019. On the server side I set up the VPN by these instructions https://www.snel.com/support/how-to-set-up-an-...
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L2TP VPN connection is failed after reseting the BIOS on Ubuntu 18.04.5 LTS
During the L2TP VPN connection, I get the following error Activation of network connection failed. All credentials are valid since I can connect to the VPN using the Windows machine.
The connecting ...
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Cannot connect to L2tp VPN using windows 10 client but I can connect using ubuntu VMbox from the same windows 10 client
I cannot connect to L2tp VPN Server using my windows 10 PC. I have VM box installed with Ubuntu on the same windows 10. But the VPN connects from this ubuntu VM.
The VPN server is Windows server 2016
...
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218
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L2Tp forming session, but not tunnel (Cisco)
Two cisco routers
For some reason they establish a session but not a tunnel. The session says:
LocID RemID TunID username, Intf/vcid, Circuit State Last Chg Uniq ID
1 2 n/a 1, Gi0/1 ...
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VPN l2tp over IPSec: ppp - No auth is possible. Ubuntu 18.04 LTS
I setup IPSec over VPN using this tutorial https://20notes.net/linux/setup-l2tp-over-ipsec-client-on-ubuntu-18-04-using-gnome
It is working using NetworkManager.
However NetworkManager allow only one ...
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4
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Windows 10 L2TP VPN connection issue
I have a Windows 10 client which has been configured to connect to an L2TP VPN.
To get the connection to work, I had to add the "AssumeUDPEncapsulationContextOnSendRule" registry Key, and then ...
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1
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L2TP/IPSec On Mac Failed to connect
I am connecting to a VPN Server set up following instructions in https://github.com/hwdsl2/setup-ipsec-vpn
And I setup the clients following https://github.com/hwdsl2/setup-ipsec-vpn/blob/master/...
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L2TP / IPSec couldn't look up L2TP VPN gateway IP address (CentOS 7)
I'm trying to connect to VPN from CentOS 7. I have network-manager-l2tp installed (1.2.10). The output I'm getting:
Mar 18 23:46:43 localhost NetworkManager[4790]: <info> [1552949203.6892] vpn-...
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L2TP VPN connection stuck "Connecting" on Windows 10
On Windows 10 Pro build 17134, when I try to connect to an L2TP VPN connection, through the system tray network menu, it gets stuck "Connecting" and never connects:
However, when I connect the same ...
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1k
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L2TP/IPSec using srongswan in ubuntu
I'm using strongswan on ubuntu 16.04 to connect to a thirdparty L2TP/IPSec VPN.
They provided me a profile file like this:
VPN connection IP : X.X.X.X
IPSEC Authentication : ---------------------
...
- 141
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1
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6k
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Cannot connect to SoftEther VPN from Windows SSTP or L2TP client, but server management connection is OK
I set up SoftEther VPN server on a VPS on Centos 6.10. Strangely, I can access the server with VPN Server Manager and do whatever I like with it, but when I try to make VPN connection (from the very ...
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135
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Strongswan xl2tpd: Can't connect to local services through vpn
I have a l2tp vpn server set up and I am trying to access services running on port 9090 via 192.168.67.14. I can access port 80 but I get connection refused when I try any other port. I have disabled ...
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Can't connect to L2TP IPsec VPN from Windows 10 but it works with macOS High Sierra
I am trying to connect from a Windows 10 client to an Ubiquiti EdgeRouter VPN, I went through the instructions on https://help.ubnt.com/hc/en-us/articles/204950294-EdgeRouter-L2TP-IPsec-VPN-Server but ...
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Why does Windows VPN MS-CHAP v2 map error code 649 to 812?
When attempting to make a Windows VPN connection with MS-CHAP v2, why is error 649 mapped to the much more generic error 812? The former would seem to be much more useful.
The dialog box shown to the ...
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L2TP/IPsec VPN fails to connect on Windows 10 - Works fine on iOS
I’ve configured an L2TP/ipsec server with a pre-shared key that works like a charm on my phone. I’ve tried several ways including disabling of firewall to connect on Windows 10 but it always fails. ...
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1
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Accessing server behind Mikrotik L2TP/IPSec Client
So I'm using an L2TP/IPSec VPN service which allows me to forward ports so I can access servers on my local network from the public internet. This works great when I've got my Windows PC as the client ...
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How to push DNS settings to VPN clients in Windows Server 2012R2?
I have configured L2TP VPN service in a Windows Server 2012R2 box. The service is totally fine for Windows and Linux clients but it does not work for macOS/iOS since DNS setting is not pushed to ...
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531
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Why does VPN client connect with pfs=yes when server has pfs=no?
I have a small VPN set-up. The client in question is a Raspberry Pi running strongswan and xl2tpd to run as IPsec/L2TP. I made a configuration mistake on the client where I set pfs=yes (for perfect ...
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258
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VPN, NAT - an out of the box solution
I am looking for an out of the box VPN solution for homeuser build with cheap hardware. The szenario is as easy as everywhere:
Office:
Server (private IPv4 LAN 192.168.10.x) <->
router and ...
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xl2tpd-control command not working
I have an cisco vpn server which which i am trying to connect an endpoint through VPN(IPsec/L2TP). I have strongswan, xl2tpd and pppd running on my machine. IPsec conection is established successfully ...
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L2TP VPN Server on Raspberry Pi
I setup a L2TP VPN server on my Raspberry PI. When I tried to connect to it from my iPhone, I got the following error in the /var/log/auth.log file:
Jan 3 10:53:08 raspberrypi pluto[4116]: ERROR: ...
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1
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L2TP/IPsec VPN Debian/Ubuntu IPsec fails to negotiate or establish security associations
I spent 2 days to configure and figure what's wrong with this setup of L2TP/IPsec VPN. I'm using Debian 8.6 on my VPS server and on my Virtual machine on laptop I'm using Ubuntu 14.04.5. On my VPS im ...
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3k
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Using openswan on raspian get "We cannot identify ourselves with either end of this network"
I just spent several hours fighting with Raspberry Pi 3 to get it to connect to my VPN at work. I got OpenSwan installed and (apparently) configured, and also xl2ptd. After starting the services and ...
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Unable to Connect to Windows Server 2012 VPN using L2TP
Trying to connect to Windows Server 2012 VPN over L2TP.
Server configured to support L2TP using "custom IPSec policy" PSK. All authentication methods are checked off.
Clients are configured to ...
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1
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549
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Have more than 2 concurrent VPN connection to a Windows Server 2008R2 Enterprise
I am trying to have 10 PCs to concurrently connect to my windows server 2008 R2 Enterprise via L2TP VPN. The problem that I am facing now is that after connecting 2 PCs via VPN, a third one cannot ...
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L2TP IPSec doesn't work from other city
I have a well working L2TP IPSec connection from any mobile or desktop client to my Mikrotik RB2011UiAS-2HnD-IN (RouterOS v6.30.2). It works when I connect through any mobile or stationary ISP within ...
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4k
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Can't Ping other local ips on l2tp vpn connection, getting: ping: sendmsg: No such device
I have setup an l2tp client using xl2tp to connect to an l2tp vpn server. The server connection requires that the connection be setup WITHOUT ipsec. So I have set up a basic xl2tp connection. The ...
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Linksys L2TP VPN Disconnecting
I am using a 2nd router as a L2TP VPN Router. Whenever the router boots up, it connects to VPN for about 2 minutes, then it disconnects. It stays in a "connecting" state and never regains a connection....
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Windows 10 automatically disconects from VPN server
I am connecting to the VPN server with Windows 10 built-in provider using L2TP/IPsec protocol with username/password and a Pre Shared Key. Everything is fine except the fact that every 1.5 hours it ...
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Connect to L2TP/IPsec (username/password/PSK) on cmd.exe
How may I connect to VPN using the username, password and PSK combo in the command line? Google has been of no help; any guidance will be most welcome.
I want a command to the effect of vpnclient /...
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5k
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How to redirect LAN traffic to a L2TP/IPsec client connection on a gateway?
I established a L2TP/IPsec client connection on the gateway, and I'm trying to redirect my host on LAN to use this connection when accessing the Internet.
Here is the network topology.
This is my ...
- 119
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1k
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IPSec tunneling mode vs transport mode vs transport+L2TP
According to many docs, transport mode should be used in host-to-host IPSec, while tunneling is used to connect gateways and L2TP is used for remote access.
But nothing prevents me from using ...
- 1,503
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16k
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L2TP over IPSec VPN on Fedora 21
I need to connect a Linux Fedora 21 desktop to a L2TP over IPSec VPN. I was given a set of instructions for how to do so on a MAC as that is what they use but I have been unable to do so on Fedora. ...
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4k
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ssh over VPN to ubuntu server
I have remote server(ubuntu server). I access remote server by ssh as ssh root@IP_OF_SERVER, then I have setup a webapp running in server and access it by IP_OF_SERVER:80. Every thing is working fine. ...
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L2TP/IPSec stopped working after openssl upgrade
VPN connections from my MacBook / iOS devices to a Debian server having openswan / xl2tp were working just fine until I used apt-get to upgrade everything due to openssl heartbleed announcement.
Now ...
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IPSec with or without L2TP?
I'm referring to this question. And to be clear: This is really not about the old PPTP vs L2TP debate. ;-)
I successfully set up racoon as an IKE server without any L2TP implementation running and it ...
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