# samba-tool domain level show
Domain and forest function level for domain 'DC=adsample,DC=local'
Forest function level: (Windows) 2008 R2
Domain function level: (Windows) 2008 R2
Lowest function level of a DC: (Windows) 2008 R2
#
# samba-tool domain level raise --forest-level=2012_R2
ERROR: Forest function level can't be higher than the domain function level(s). Please raise it/them first!
# samba-tool domain level raise --domain-level=2012_R2
ERROR: Domain function level can't be higher than the lowest function level of a DC!
#
# /usr/local/samba/bin/testparm -s --section-name=global --parameter-name="ad dc functional level"
Load smb config files from /usr/local/samba/etc/smb.conf
Loaded services file OK.
Weak crypto is allowed by GnuTLS (e.g. NTLM as a compatibility fallback)
2008_R2
#
この結果を受けて/usr/local/samba/etc/smb.conf のglobalセクションに「ad dc functional level = 2016」という記述を追加する
# cat /usr/local/samba/etc/smb.conf
# Global parameters
[global]
dns forwarder = 8.8.8.8
netbios name = ADSERVER
realm = ADSAMPLE.LOCAL
server role = active directory domain controller
workgroup = ADSAMPLE
idmap_ldb:use rfc2307 = yes
ad dc functional level = 2016
[sysvol]
path = /usr/local/samba/var/locks/sysvol
read only = No
[netlogon]
path = /usr/local/samba/var/locks/sysvol/adsample.local/scripts
read only = No
#
testparamで記述が反映されているかを確認
# /usr/local/samba/bin/testparm -s --section-name=global --parameter-name="ad dc functional level"
Load smb config files from /usr/local/samba/etc/smb.conf
Loaded services file OK.
Weak crypto is allowed by GnuTLS (e.g. NTLM as a compatibility fallback)
2016
#
sambaを再起動して、機能レベルがどうなったのかを確認
# systemctl restart samba-ad-dc
# samba-tool domain level show
Domain and forest function level for domain 'DC=adsample,DC=local'
Forest function level: (Windows) 2008 R2
Domain function level: (Windows) 2008 R2
Lowest function level of a DC: (Windows) 2016
#
Lowest function level of a DC が変更されたので、上2つも変更できるようになった
まずはドメインの機能レベルを変更
# samba-tool domain level raise --domain-level=2012_R2
Domain function level changed!
All changes applied successfully!
# samba-tool domain level show
Domain and forest function level for domain 'DC=adsample,DC=local'
Forest function level: (Windows) 2008 R2
Domain function level: (Windows) 2012 R2
Lowest function level of a DC: (Windows) 2016
#
続いてフォレストの機能レベルを変更
# samba-tool domain level raise --forest-level=2012_R2
Forest function level changed!
All changes applied successfully!
# samba-tool domain level show
Domain and forest function level for domain 'DC=adsample,DC=local'
Forest function level: (Windows) 2012 R2
Domain function level: (Windows) 2012 R2
Lowest function level of a DC: (Windows) 2016
#