Disable DHCP Authorization Check

Redocumenting this here so I don’t forget (as it just came up again).
Use the HKLM\System\CurrentControlSet\Services\DHCPServer\Parameters DisableRogueDetection REG_DWORD = 1 from http://support.microsoft.com/kb/297847.
Original discussion of the topic is archived at http://www.activedir.org/ListArchives/tabid/55/forumid/1/postid/30880/view/topic/Default.aspx.