It sounds like you have taken several steps to enable remote desktop access to your Windows 7 PC but are encountering issues when trying to connect from your XP Pro laptop. Here are a few troubleshooting steps you can try to resolve the connectivity problem: 1. Firewall Settings: - Ensure that the firewall on your Windows 7 PC is not blocking Remote Desktop connections. You may need to create an exception for Remote Desktop in the Windows Firewall settings. 2. Network Configuration: - Check the network settings on both your Windows 7 PC and XP Pro laptop. They should be on the same network or reachable network. 3. Dynamic IP Address and DNS: - Confirm that the dynamic DNS service (like no-ip.com) is correctly updating...