[root@centos7 ~]# kinit administrator
Password for administrator@TEST.JP:
kinit: Clock skew too great while getting initial credentials
[root@centos7 ~]# date
2019年 7月 4日 木曜日 05:54:26 JST
[root@centos7 ~]# klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: administrator@TEST.JP
Valid starting Expires Service principal
2019-07-03T11:20:54 2019-07-03T21:20:54 krbtgt/TEST.JP@TEST.JP
renew until 2019-07-04T11:20:50
[root@centos7 ~]# net ads join -U administrator
Enter administrator’s password:
Using short domain name — TEST
Joined ‘CENTOS7’ to dns domain ‘test.jp’
No DNS domain configured for centos7. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
[root@centos7 ~]# systemctl restart winbind
[root@centos7 ~]# wbinfo -u
TEST\guest
TEST\administrator
TEST\krbtgt
TEST\chibi
[root@centos7 ~]# wbinfo -n administrator
S-1-5-21-4283025733-908519724-3295402948-500 SID_USER (1)
[root@centos7 ~]# net ads info
LDAP server: 192.168.1.61
LDAP server name: dc2.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: 木, 04 7月 2019 05:55:50 JST
KDC server: 192.168.1.61
Server time offset: -5
Last machine account password change: 木, 04 7月 2019 05:55:12 JST
[root@centos7 ~]# host -4 dc
dc.test.jp has address 192.168.1.58
dc.test.jp has address 192.168.1.10
dc.test.jp has IPv6 address 2400:4052:46e0:b700:cc6c:3df7:45e4:e985
dc.test.jp has IPv6 address 2400:4052:46e0:b700:b03b:d3b7:8519:54be
[root@centos7 ~]# host -4 dc1
dc1.test.jp has address 192.168.1.60
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:9d2:83b4:4031:14cf
[root@centos7 ~]# host -4 dc
dc.test.jp has address 192.168.1.58
dc.test.jp has address 192.168.1.10
dc.test.jp has IPv6 address 2400:4052:46e0:b700:b03b:d3b7:8519:54be
dc.test.jp has IPv6 address 2400:4052:46e0:b700:cc6c:3df7:45e4:e985
[root@centos7 ~]# host -4 dc2
dc2.test.jp has address 192.168.1.61
dc2.test.jp has IPv6 address 2400:4052:46e0:b700:f0b7:1338:1a03:19fd
[root@centos7 ~]# host -t SRV _ldap._tcp.test.jp
_ldap._tcp.test.jp has SRV record 0 100 389 dc2.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@centos7 ~]# 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@centos7 ~]# host -t A test.jp
test.jp has address 192.168.1.10
test.jp has address 192.168.1.60
test.jp has address 192.168.1.58
test.jp has address 192.168.1.61
[root@centos7 ~]# smbclient //192.168.1.10/netlogon -Uadministrator
CentOS7.6 Samba4.8.3 Samba4.105 Windows Server 2019 Datacenter Active Directory Domainのメンバーに参加してみた