Dear Sir, Thanks for making Samba this is very helpful for me to make a network based on linux environment. i Need your help i am running Red Hat linux (2.4.21-4.EL )Server and running samba as a PDC with windows 2000 profaction + service pack 3 as a clients but i need some more security and dont want to disturb existing setup and make a NIS server for authantication and want to merger NIS and samba Kindly help me My current configuration of samba are as followes --------------------------------- Do you Yahoo!? Discover all that’s new in My Yahoo!