Archived from groups: microsoft.public.win2000.active_directory (More info?
Depending on what you mean by swapped out, you can either just delete the
remaining server object in dssite.msc and any DNS records for this or you
will have to do the metadata cleanup. The metadata cleanup is only needed
if the demotion was ungraceful. You will know if you need to do the
metadata cleanup as the KCC is logging lots of events about not being able
to replicate (among other things).
Microsoft MVP - Windows Server - Directory Serviceshttp://www.msresource.net