I use SAMBA but I am using the Ubuntu distribution and the latest versions. I have no problems with DOS up. What level of security do you need? SAMBA can act as an active domain server if needed.Vote if answered or helpful, I am running for Office (joke)! IT/Developer, Windows/Linux/Mainframe Server: ASRock P4-2GHz, 1.5 GB RAM, Linux Server, need IDE/SATA disks for my chess site Workstation: Asus M2NBP-VM CSM, Athlon64 X2 4200+ 65W CPU, 2GB RAM, x600, 320GB + 160G backup, Windows 7 Ultimate x64.