If targets were added via AddTargetPortal, RemoveTarget will not work. You need to RemoveTargetPortal, then refresh the target list with: iscsicli listtargets t Then re-add the portal, life will be good, rogue targets will be gone.

10:36:22.82 C:\Users\cstgeorge\bin> $ netdom query fsmo Schema master SERVER.mikrodots.org Domain naming master SERVER.mikrodots.org PDC SERVER.mikrodots.org RID pool manager SERVER.mikrodots.org Infrastructure master SERVER.mikrodots.org The command completed successfully.