There are several resources available to help you troubleshoot issues with Windows Home Server.
Windows Home Server Toolkit
You can use the Windows Home Server Toolkit to help you diagnose and troubleshoot networking issues with Windows Home Server, including problems connecting your home computers to Windows Home Server. For more information and to download the Toolkit, see the Microsoft Web site (http://go.microsoft.com/fwlink/?LinkID=98601).
Windows Home Server Web Site
For more information about troubleshooting Windows Home Server, see the Microsoft Web site (http://go.microsoft.com/fwlink/?LinkId=88097).