When I set a static IP to a windows 7 machine on our Domain I get an IP confict error. I have double checked and there is no duplication going on. This is happening on several computers and the only common denominator is they are all running win7.Chris O

Hey Chris check your logs or try disabling ipv6 on the nic if your network is not using ipv6.

There could be a loop in your network that is causing the Windows 7 machines to beleiving there is another machine on the network with a duplicate IP. Check to see if your network admins have spanning tree enabled on their switches.Visit: anITKB.com, an IT Knowledge Base.

Given the widespread use uPnP the need for static addresses is not needed. My MVP is for the Windows Desktop Experience, i.e. Windows XP, Vista and Windows 7 IT Remote Assistance is available for a fee. I am best with C++ and I am learning C# using Visual Studio 2010 Developer | Windows IT | Chess | Economics | Hardcore Games | Vegan Advocate | PC Reviews

Hi, Thanks for posting in Microsoft TechNet forums. As this thread has been quiet for a while, we assume that the issue has been resolved. At this time, we will mark it as ‘Answered’ as the previous steps should be helpful for many similar scenarios. If the issue still persists, please feel free to reply this post directly so we will be notified to follow it up. You can also choose to unmark the answer as you wish. BTW, we’d love to hear your feedback about the solution. By sharing your experience you can help other community members facing similar problems. Thanks for your understanding and efforts. Best Regards Magon Liu TechNet Subscriber Support in forum. If you have any feedback on our support, please contact tngfb@microsoft.com Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.