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Problem wi L2TP/IPSEC VPN
- paul_rogers6
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01 Oct 2010 12:09 #64044
by paul_rogers6
Problem wi L2TP/IPSEC VPN was created by paul_rogers6
Dear All
I have setup a Vigor 2820n router to provide a VPN and added a single user/teleworker.
I have installed the DRaytek smart client and can connect using the L2TP and IPSEC setup options. In both cases this gives me access to the network.
However, when I try to connect using L2TP/IPSEC combined I get the following error:
"Access denied because username and/or password is invalid on the domain"
My questions are these:
1. Any idea what is wrong?
2. What domain is it referring to (no Windows domain exists at the HO/router location but I assume it doesn't mean this)?
3. What benefit does using L2TP in conjunction with IPSEC (as opposed to just IPSEC) give? Why not just use IPSEC?
Many thanks
Paul
I have setup a Vigor 2820n router to provide a VPN and added a single user/teleworker.
I have installed the DRaytek smart client and can connect using the L2TP and IPSEC setup options. In both cases this gives me access to the network.
However, when I try to connect using L2TP/IPSEC combined I get the following error:
"Access denied because username and/or password is invalid on the domain"
My questions are these:
1. Any idea what is wrong?
2. What domain is it referring to (no Windows domain exists at the HO/router location but I assume it doesn't mean this)?
3. What benefit does using L2TP in conjunction with IPSEC (as opposed to just IPSEC) give? Why not just use IPSEC?
Many thanks
Paul
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- paul_rogers6
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02 Oct 2010 20:06 #64058
by paul_rogers6
Replied by paul_rogers6 on topic Problem wi L2TP/IPSEC VPN
Hi All
Another thought has occurred to me.
When I set the router up I followed the VPN Teleworker FAQ. However I assumed that it was not necessary to set up both the IPSEC User and the Remote Dial In User. As such I just set up the IPSec user NOT the Remote Dial In user.
Could this be the reason for the error message?
Regards
Paul
Another thought has occurred to me.
When I set the router up I followed the VPN Teleworker FAQ. However I assumed that it was not necessary to set up both the IPSEC User and the Remote Dial In User. As such I just set up the IPSec user NOT the Remote Dial In user.
Could this be the reason for the error message?
Regards
Paul
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- voodle
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02 Oct 2010 21:43 #64059
by voodle
Replied by voodle on topic Problem wi L2TP/IPSEC VPN
Aren't IPSec user and remote dial-in the same thing on the 2820? To use L2TP with ipsec you'll need to set the pre-shared key to use on the router under IPSec general setup, enable L2TP with IPSec in the dial-in user profile and set the username / password.
Then you'd connect using the router ip, pre-shared key and username/password
Then you'd connect using the router ip, pre-shared key and username/password
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- paul_rogers6
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03 Oct 2010 10:43 #64060
by paul_rogers6
Replied by paul_rogers6 on topic Problem wi L2TP/IPSEC VPN
Hi Voodle
Many thanks for the reply - I just wanted to confirm that they were one and the same.
I have double checked and shared key and password are set correctly and L2TP and IPSEC are enabled. What's puzzling me is the fact that on their own both work ok (which I assume means password and key are configured correctly but combined I get this message about an invalid domain.
I see in the troubleshooting guide a reference to W98 picking up an incorrect domain and that prefixing the username with the name of the domain fixes the problem.
Regards
Paul
Many thanks for the reply - I just wanted to confirm that they were one and the same.
I have double checked and shared key and password are set correctly and L2TP and IPSEC are enabled. What's puzzling me is the fact that on their own both work ok (which I assume means password and key are configured correctly but combined I get this message about an invalid domain.
I see in the troubleshooting guide a reference to W98 picking up an incorrect domain and that prefixing the username with the name of the domain fixes the problem.
Regards
Paul
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- voodle
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03 Oct 2010 20:45 #64071
by voodle
Replied by voodle on topic Problem wi L2TP/IPSEC VPN
Which version of the smart VPN client are you using? If it's the one from the UK site, I Think that's an older version, you can get the latest one from draytek.com under support > downloads > utilities.
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- paul_rogers6
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05 Oct 2010 10:35 #64082
by paul_rogers6
Replied by paul_rogers6 on topic Problem wi L2TP/IPSEC VPN
Hi Voodle
Again, many thanks for the reply. I'm using version 3.6.5.2 from the UK site. I'll upgrade to the version on the main site (4.0.0.2) and let you know if it helps.
regards
Paul
Again, many thanks for the reply. I'm using version 3.6.5.2 from the UK site. I'll upgrade to the version on the main site (4.0.0.2) and let you know if it helps.
regards
Paul
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