root@2010:~# kinit administrator
Password for administrator@TEST.JP:
root@2010:~# net ads join -U administrator
Enter administrator’s password:
Using short domain name — TEST
Joined ‘2010’ to dns domain ‘test.jp’
No DNS domain configured for 2010. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
root@2010:~# systemctl restart winbind
root@2010:~# wbinfo -u
TEST\administrator
TEST\guest
TEST\krbtgt
TEST\chibi
root@2010:~# wbinfo -n administrator
S-1-5-21-2680058936-65489393-2017812206-500 SID_USER (1)
root@2010:~# net ads info
LDAP server: 192.168.1.12
LDAP server name: dc.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 木, 07 10月 2021 11:16:56 JST
KDC server: 192.168.1.12
Server time offset: -11
Last machine account password change: 木, 07 10月 2021 11:15:51 JST
root@2110:~# host -4 dc
dc.test.jp has address 192.168.1.12
dc.test.jp has address 192.168.1.11
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@2010:~# 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@2010:~# 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@2010:~# 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@2010:~# 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@2010:~# 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@2010:~# cat /etc/os-release
NAME=”Ubuntu”
VERSION=”20.10 (Groovy Gorilla)”
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME=”Ubuntu 20.10″
VERSION_ID=”20.10″
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=groovy
UBUNTU_CODENAME=groovy
root@2010:~# samba -V
Version 4.12.5-Ubuntu
root@2010:~# smbclient -L localhost -U%
Ubuntu 20.10 Samba4.12.5 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