root@rhel8 ~]# kinit administrator
Password for administrator@TEST.JP:
[root@rhel8 ~]# net ads join -U administrator
Enter administrator’s password:
Using short domain name — TEST
Joined ‘RHEL8’ to dns domain ‘test.jp’
No DNS domain configured for rhel8. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
[root@rhel8 ~]# systemctl restart winbind
[root@rhel8 ~]# wbinfo -u
TEST\guest
TEST\administrator
TEST\krbtgt
TEST\chibi
[root@rhel8 ~]# wbinfo -n chibi
S-1-5-21-1554123357-2737978188-3786944711-1103 SID_USER (1)
[root@rhel8 ~]# net ads info
LDAP server: 192.168.1.15
LDAP server name: dc2.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 金, 07 8月 2020 06:50:54 JST
KDC server: 192.168.1.15
Server time offset: -1
Last machine account password change: 金, 07 8月 2020 06:49:16 JST
[root@rhel8 ~]# host -4 dc
dc.test.jp has address 192.168.1.8
dc.test.jp has IPv6 address 2400:4052:46e0:b700:d479:2a83:efca:e147
[root@rhel8 ~]# host -4 dc1
dc1.test.jp has address 192.168.1.14
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:9d:b986:2f3:e1a1
[root@rhel8 ~]# host -4 dc2
dc2.test.jp has address 192.168.1.15
dc2.test.jp has IPv6 address 2400:4052:46e0:b700:b560:2801:e321:1a41
[root@rhel8 ~]# host -t SRV _ldap._tcp.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 dc1.test.jp.
_ldap._tcp.test.jp has SRV record 0 100 389 dc2.test.jp.
[root@rhel8 ~]# host -t SRV _kerberos._udp.test.jp
_kerberos._udp.test.jp has SRV record 0 100 88 dc1.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 dc.test.jp.
[root@rhel8 ~]# host -t A test.jp
test.jp has address 192.168.1.13
test.jp has address 192.168.1.15
test.jp has address 192.168.1.14
[root@rhel8 ~]# smbclient -L 192.168.1.8 -U%
Sharename Type Comment
——— —- ——-
SMB1 disabled — no workgroup available
[root@rhel8 ~]# smbclient //192.168.1.8/netlogon -Uadministrator
Red Hat Enterprise Linux release 8.2 Samba4.11.2 Windows Server 2019 Datacenter Active Directory Domainのメンバー に参加してみた