#%PAM-1.0
auth       required	/lib/security/pam_pwdb.so md5 shadow 
auth       required	/lib/security/pam_nologin.so
account    required	/lib/security/pam_pwdb.so
password   required	/lib/security/pam_cracklib.so
password   required	/lib/security/pam_pwdb.so md5 shadow use_authtok
session    required	/lib/security/pam_pwdb.so
session    required	/lib/security/pam_env.so
session    optional	/lib/security/pam_console.so