L2TP/IPsec not working

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felixfeiau
Posts: 3
Joined: Fri May 22, 2015 12:12 am

L2TP/IPsec not working

Post by felixfeiau » Fri May 22, 2015 12:34 am

I am a new home user, and just installed the server and client on two computers.
if I connect by the softether vpn client(vpnazure.net), everthing is good.
when I try to connect by L2TP/IPsec via computer or android phone, both of them failed.
what I made sure are:

Server side:
1. enable the router with L2TP/IPsec passthrough.
2. followed the document of "Setup L2TP/IPsec VPN Server on SoftEther VPN Server"
and enabled:
L2TP Server Function (L2TP over IPsec)
L2TP Server Function (Raw L2TP with No Encryption)
IPsec Pre-Shared Key

Client side:
followed the document of Windows L2TP Client Setup and Android L2TP Client Setup

But still no luck, hope someone can tell me what I can be wrong? or missing?

Regards!

colapig
Posts: 148
Joined: Tue Oct 14, 2014 5:36 am

Re: L2TP/IPsec not working

Post by colapig » Sat May 23, 2015 5:02 pm

Check your login name.
Login name@ virtual hub

felixfeiau
Posts: 3
Joined: Fri May 22, 2015 12:12 am

Re: L2TP/IPsec not working

Post by felixfeiau » Sat May 23, 2015 11:58 pm

I tried that, also set up the only virtual hub as default, so it shouldn't be necessary.

colapig
Posts: 148
Joined: Tue Oct 14, 2014 5:36 am

Re: L2TP/IPsec not working

Post by colapig » Sun May 24, 2015 4:19 am

Check the firewall if all necessary ports being open.
Check the server what error logged and see if the client can reach the server.

felixfeiau
Posts: 3
Joined: Fri May 22, 2015 12:12 am

Re: L2TP/IPsec not working

Post by felixfeiau » Sun May 24, 2015 10:42 pm

colapig wrote:
> Check the firewall if all necessary ports being open.
> Check the server what error logged and see if the client can reach the
> server.

Hi,

On the home router, I set up the following:
1. L2TP/IPsec pass through
2. port triggering of 500, 4500
3. port forwarding: 500, 4500 to the IP of my VPN server.

anything else I need to do?

Regards!

colapig
Posts: 148
Joined: Tue Oct 14, 2014 5:36 am

Re: L2TP/IPsec not working

Post by colapig » Mon May 25, 2015 12:55 am

Default port for l2tp is 443. You need to port forward this too.

thisjun
Posts: 2458
Joined: Mon Feb 24, 2014 11:03 am

Re: L2TP/IPsec not working

Post by thisjun » Thu Jun 04, 2015 5:28 am

Didn't you connect to VPNAzure address?
VPNAzure doesn't support L2TP/IPSec.

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