root@2004:~# kinit administrator
Password for administrator@TEST.JP:
root@2004:~# net ads join -U administrator
Password for [TEST\administrator]:
Using short domain name — TEST
Joined ‘2004’ to dns domain ‘test.jp’
No DNS domain configured for 2004. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
root@2004:~# systemctl restart winbind
root@2004:~# wbinfo -u
TEST\administrator
TEST\guest
TEST\krbtgt
TEST\chibi
root@2004:~# wbinfo -n chibi
S-1-5-21-4146484090-20972705-1600113342-1103 SID_USER (1)
root@2004:~# net ads info
LDAP server: 192.168.1.29
LDAP server name: dc.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 木, 30 3月 2023 11:49:31 JST
KDC server: 192.168.1.29
Server time offset: -5
Last machine account password change: 木, 30 3月 2023 11:49:01 JST
root@2204:~# host -4 dc
dc.test.jp has address 192.168.1.9
dc.test.jp has address 192.168.1.29
dc.test.jp has IPv6 address 2400:4052:46e0:b700:8972:a9a2:cd9e:8a72
dc.test.jp has IPv6 address 2400:4052:46e0:b700:ad3f:95c3:59e1:13a2
root@2004:~# host -4 dc1
dc1.test.jp has address 192.168.1.50
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:4853:34a4:e683:3f3e
root@2004:~# host -t SRV _ldap._tcp.test.jp
_ldap._tcp.test.jp has SRV record 0 100 389 dc1.test.jp.
_ldap._tcp.test.jp has SRV record 0 100 389 dc.test.jp.
root@2004:~# host -t SRV _kerberos._tcp.test.jp
_kerberos._tcp.test.jp has SRV record 0 100 88 dc.test.jp.
_kerberos._tcp.test.jp has SRV record 0 100 88 dc1.test.jp.
root@2004:~# host -t A test.jp
test.jp has address 192.168.1.29
test.jp has address 192.168.1.9
test.jp has address 192.168.1.50
root@2004:~# cat /etc/os-release
NAME=”Ubuntu”
VERSION=”20.04.6 LTS (Focal Fossa)”
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME=”Ubuntu 20.04.6 LTS”
VERSION_ID=”20.04″
HOME_URL=”https://www.ubuntu.com/”
SUPPORT_URL=”https://help.ubuntu.com/”
BUG_REPORT_URL=”https://bugs.launchpad.net/ubuntu/”
PRIVACY_POLICY_URL=”https://www.ubuntu.com/legal/terms-and-policies/privacy-policy”
VERSION_CODENAME=focal
UBUNTU_CODENAME=focal
root@2004:~# samba -V
Version 4.15.13-Ubuntu
root@2004:~# smbclient //192.168.1.9/netlogon -Uadministrator
Ubuntu 20.04.6 LTS Samba4.15.13 AMD EPYC 7H12 64-Core Processor 128GBに構築した Windows Server 2022 Datacenter Active Directory Domain のメンバーに参加してみた