On Sun, Aug 3, 2014 at 2:26 PM, Capehart, William J <[log in to unmask]> wrote: > Ypwich -m matches 1:1 as well. As I said I am hoping to get rid of this > problem when all machines in our fleet jump to SL 6.5 in the next couple > weeks. > > Bill Bill, Your problem might be due to the fact that Mandriva 2009 can use tcb as an alternative to /etc/shadow. http://www.openwall.com/tcb/ Hashes generated from tcb are not compatible with the traditional pam_unix.so found in almost every other GNU/Linux distribution. Can you verify on the NIS server that your hashes are stored in the traditional /etc/shadow format? Brandon Vincent