On Jun 28, 2012, at 4:49 PM, Michael Coffman <michael.coffman at avagotech.com> wrote: >> I would believe this information is shared from the server to the >> other computers but here users still can connect (via SSH). If I try >> to get the information on the user connected I have: >> # chage -l USER >> user 'USER' does not exist in /etc/passwd >> >> This looks normal as there is no user there but then I do not know how >> to enable the expiration information through NIS. Do someone has an >> idea? >> >> > You can't. NIS on linux does not support password aging. If your using NIS then I would use Kerberos for the users passwords to maintain security. If your using Kerberos then I believe password aging is handled on the Kerberos server. -Ross