root@1804:~# kinit administrator
Password for administrator@TEST.JP:
root@1804:~# net ads join -U administrator
Enter administrator’s password:
Using short domain name — TEST
Joined ‘1804’ to dns domain ‘test.jp’
No DNS domain configured for 1804. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
root@1804:~# systemctl restart winbind
root@1804:~# wbinfo -u
TEST\guest
TEST\administrator
TEST\krbtgt
TEST\chibi
root@1804:~# wbinfo -n chibi
S-1-5-21-2680058936-65489393-2017812206-1103 SID_USER (1)
root@1804:~# net ads info
LDAP server: 192.168.1.14
LDAP server name: dc2.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 火, 28 9月 2021 09:28:05 JST
KDC server: 192.168.1.14
Server time offset: -1
Last machine account password change: 火, 28 9月 2021 09:25:26 JST
root@1804:~# host -4 dc
dc.test.jp has address 192.168.1.11
dc.test.jp has address 192.168.1.12
dc.test.jp has IPv6 address 2400:4052:46e0:b700:ad09:3d1f:f63:7433
dc.test.jp has IPv6 address 2400:4052:46e0:b700:f0ef:e0f2:9a96:d47f
root@1804:~# host -4 dc1
dc1.test.jp has address 192.168.1.13
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:d28:b4c5:93c1:faaa
root@1804:~# host -4 dc2
dc2.test.jp has address 192.168.1.14
dc2.test.jp has IPv6 address 2400:4052:46e0:b700:10e7:dbbd:a251:8cee
root@1804:~# 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.
_ldap._tcp.test.jp has SRV record 0 100 389 dc2.test.jp.
root@1804:~# host -t SRV _kerberos._udp.test.jp
_kerberos._udp.test.jp has SRV record 0 100 88 dc.test.jp.
_kerberos._udp.test.jp has SRV record 0 100 88 dc2.test.jp.
_kerberos._udp.test.jp has SRV record 0 100 88 dc1.test.jp.
root@1804:~# host -t A test.jp
test.jp has address 192.168.1.14
test.jp has address 192.168.1.13
test.jp has address 192.168.1.11
test.jp has address 192.168.1.12
root@1804:~# cat /etc/os-release
NAME=”Ubuntu”
VERSION=”18.04.6 LTS (Bionic Beaver)”
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME=”Ubuntu 18.04.6 LTS”
VERSION_ID=”18.04″
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=bionic
UBUNTU_CODENAME=bionic
root@1804:~# samba -V
Version 4.7.6-Ubuntu
root@1804:~# smbclient -L localhost -U%
Ubuntu 18.04.6 LTS Samba4.7.6 AMD EPYC 7742 64-core Processor x2 soketsに構築した Windows Server 2022 Datacenter Active Directory Domain のメンバーに参加してみた