the subnet is correct actually. When you VPN that is the subnet you get for windows. is the VPN server also a firewall server? if so it could be blocking the traffic, especially if it is Forefront TMG.
what is your local IP address of the client and server?
Then EXACTLY what is the IP address you are assigned on the PPTP virtual interface?
For all the above list the subnet masks as well.
can the client connect to or ping the VPN server?
Point 1 you mentioned isn't because it is a watchguard. All routers behave exactly the same way. Since a VPN connects LAN to LAN it will be the LAN interface that will receives the packets. So this is obvious that there must be a route to it. If there is no route to it it can't route it any...
What does DPD stand for? I did a quick google but nothing came up.
I have a simple question that will save us going around in circles here. Have you added ANY static routes anywhere between all three networks? If yes, where are they located and what are they?
Also, as I stated in my OP it...
Yes, perfectly. The issue is routing. Firstly you need to understand that routing one way is completely independant of the return path it takes. I mention this in my routing article I will link to in a bit. This is why you can see packets arrive going one way but when you ping you don't get a...
you could try forcing your internet traffic down the VPN for this test. With normal windows PPTP connections your internet traffic defaults down the VPN anyway. I don't know your set up but I am sure you know what I mean. Just ammend the routing tables for the test.
VPN just adds to to the network. It does it exactly what it says on the tin - a "virtual private network". Imagine you are on a PC in the same office where the PC is you want to RDP to. You will have to RDP to it if you want control of it don't you? well the same principle applies when VPN. it...
You need to run the task as an administrator. UAC will run all login scripts using the standard user token (no admin rights) even if the user is an admin. If you deploy the script through a group policy though it will work because GPO's are ran in the admin context. If this is not possible...
I have the perfect answer for you. I found the cause of this myself a few months back and decided to write a blog article about it. It is not well documented on the internet but explorer has a bug with UAC. Feel free to distribute the link! Windows 7 Access Denied on Folders For Administrator
probably a routing issue. Why don't you paste the trace route log here. Also run a trace route on a PC that gets a reply from the ping and compare the logs
the simulation is wrong. As you said it will forward the packets to the default gateway. If you are saying there is no gateway IP set up yet then the packets should be discarded.
Although silverblade is correct in that you are using a public IP address range this is not the cause of the issue. The problem is that the packets do arrive from domain2 to machines on domain1 but they can't return.
If you remember you said you added a static route on the server in domain1 to...
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