Re: Cannot access VPN through Win 2003 NAT server

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IP security monitor and log should have some errors.

Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on http://www.HowToNetworking.com
<TheManBornWithin@xxxxxxxxx> wrote in message news:1154315961.635123.312510@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Robert L [MS-MVP] wrote:
> We need more information to help. Which type port (UDP, TCP or IP) do you open for 500, 4500, 1701, 1723, 50? Any errors in the log and event viewer? also you may want to use IP security monitor to troubleshoot it. This search result may help,
>
> IPSec Audit Policy: To troubleshoot IPSec when it does not behave the way that you expect it to, first check the results of the Phase One and Phase Two exchanges ...
> www.chicagotech.net/ipsec.htm
>
>
> Bob Lin, MS-MVP, MCSE & CNE
> Networking, Internet, Routing, VPN Troubleshooting on http://www.ChicagoTech.net
> How to Setup Windows, Network, VPN & Remote Access on http://www.HowToNetworking.com

I've tried looking at the site, but really couldn't find what I was
looking for (although I may not know what I'm looking for). Ports 500,
4500 and 1701 are UDP, 1723 is TCP and none of these be changed. Port
50 is UDP, can be changed to TCP if needed. I'm not seeing any errors
in event viewer.


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