Samba PDC, AD DC
Samba3 stuff, and some first notes about the migration to Samba4 …
I have been using Samba for a really long time (since 1998 I think). In the pre Linux era we used Novell Netware and replaced that with Samba, which was a flawless move.
Since then Samba has always been the central fileserver and WindowsNT-style domain controller. I had to upgrade from time to time (as described in my upgrade notes, but all in all samba is really low-maintenance.
But nowadays, with dozens of workstations connected to a single DC, Samba 3 is coming to its limits in terms of managebility. Windows 7/8 workstations (as well as the admins wo have to administer them) cry out for Active Directory functionality.
My Samba corner: