Allow or Prohibit the Use of the Windows 7 SoftAP Feature on Your Domain
Learn how to control use of the Windows 7 wireless Hosted Network feature, which is commonly known as SoftAP. This video explains user account requirements for allowing and enabling Hosted Network on the local computer, and provides instructions for prohibiting the use of Hosted Network in your Windows Server 2008 R2 Active Directory Domain Services domain.
For more information see:
Configure Network Permissions and Connection Preferences (http://technet.microsoft.com/en-gb/library/dd759204.aspx)