Another follow up. I have a Centos 6 server running as a Samba NT4/PDC Domain controller and have seen the regression with 3.6.23-30 release. Client is a Windows 2008R2 server. Workaround with smb.conf parameters given here seems to work but it works only for accounts already existing in the domain. New accounts get a "There are currently no logon servers available to service the logon" message. I have downgraded :-( Le 19/04/2016 16:20, Bill Baird a écrit : > Just to follow up, the fix for us was to add "client ipc signing = auto" to > our smb.conf configuration file. -- Philippe BOURDEU d'AGUERRE AIME - Campus de l'INSA http://www.aime-toulouse.fr/ 135 av. de Rangueil Tél +33 561 559 885 31077 TOULOUSE Cedex 4 - FRANCE Fax +33 561 559 870