“HP ML115 G5”と自作機で、できたこと

#%PAM-1.0
auth            sufficient      pam_rootok.so
# Uncomment the following line to implicitly trust users in the "wheel" group.
#auth           sufficient      pam_wheel.so trust use_uid
# Uncomment the following line to require a user to be in the "wheel" group.
auth            required        pam_wheel.so use_uid
auth            include         system-auth
account         sufficient      pam_succeed_if.so uid = 0 use_uid quiet
account         include         system-auth
password        include         system-auth
session         include         system-auth
session         optional        pam_xauth.so

　　：
　　：
# This enables userdel to remove user groups if no members exist.
#
USERGROUPS_ENAB yes

# Use SHA512 to encrypt password.
ENCRYPT_METHOD SHA512

SU_WHEEL_ONLY yes

[root@sv1 ~]# usermod -G wheel examuser
[root@sv1 ~]#

[examuser@sv1 ~]$ su -
Password:
[root@sv1 ~]#

[testuser@sv1 ~]$ su -
Password:
su: incorrect password
[testuser@sv1 ~]$