I have several Centos 7 servers for which I want ad authentication. When I install the centrify package, and join the domain during installation, I am, for a brief period, able to log in successfully. But then, only a short while later, new users (those having never logged in) can not authenticate. When this occurs, the error looks like this in /var/log/messages....
Aug 12 10:57:45 LN-MCL-VM-000-02 adclient[2242]: INFO <fd:20 PAMVerifyPassword > daemon.ipcclient System is in disconnected mode, user option PREFER_AD_LOGIN is ignored and try cache auth first.
Aug 12 10:57:45 LN-MCL-VM-000-02 adclient[2242]: INFO <fd:20 PAMVerifyPassword > audit User 'SheetsT' not authenticated: AD was not tried yet for Kerberos authentication, and validation against cached hash failed: No user hash in cache for sheetst
Aug 12 10:57:45 LN-MCL-VM-000-02 adclient[2242]: INFO AUDIT_TRAIL|Centrify Suite|PAM|1.0|101|PAM authentication denied|5|user=sheetst(type:ad,sheetst@MTIPS.XXX.LOCAL) pid=11465 utc=1471013865358 centrifyEventID=24101 status=DENIED service=sshd tty=ssh client=ln-mcl-vm-000-01.mtips.xxx.local reason=Authentication failure
Thanks in advance for your assistance.