auth    required        pam_listfile.so item=user sense=deny file=/etc/ftpusers onerr=succeed
auth    [success=1 default=ignore]  pam_ldap.so minimum_uid=1000
auth    requisite           pam_deny.so
auth    required            pam_permit.so

account [success=1 new_authtok_reqd=done default=ignore]    pam_unix.so
account requisite           pam_deny.so
account required            pam_permit.so
account [success=ok new_authtok_reqd=done ignore=ignore user_unknown=ignore authinfo_unavail=ignore default=bad]    pam_ldap.so minimum_uid=1000

password    [success=1 default=ignore]  pam_ldap.so minimum_uid=1000
password    requisite           pam_deny.so
password    required            pam_permit.so

session [default=1]         pam_permit.so
session requisite             pam_deny.so
session required              pam_permit.so
session required          pam_unix.so
session [success=ok default=ignore] pam_ldap.so minimum_uid=1000