root@FreeBDF:~ # kinit administrator
administrator@TEST.JP's Password:
root@FreeBDF:~ # date
Fri Sep 11 13:06:21 JST 2020
root@FreeBDF:~ # ntpdate ntp.nict.jp
11 Sep 04:06:56 ntpdate[1905]: step time server 133.243.238.244 offset -32401.374956 sec
root@FreeBDF:~ # kinit administrator
administrator@TEST.JP's Password:
kinit: krb5_get_init_creds: Clock skew too great
root@FreeBDF:~ # net ads join -U administrator
Enter administrator's password:
Using short domain name -- TEST
Joined 'FREEBDF' to dns domain 'test.jp'
No DNS domain configured for freebdf. Unable to perform DNS Update.
DNS update failed: NT_STATUS_INVALID_PARAMETER
root@FreeBDF:~ # service samba_server start
Performing sanity check on Samba configuration: OK
Starting nmbd.
Starting smbd.
Starting winbindd.
root@FreeBDF:~ # wbinfo -u
TEST\guest
TEST\administrator
TEST\krbtgt
TEST\chibi
root@FreeBDF:~ # wbinfo -n chibi
S-1-5-21-4252828235-1945649609-3318306072-1103 SID_USER (1)
root@FreeBDF:~ # net ads info
LDAP server: 192.168.1.30
LDAP server name: dc1.test.jp
Realm: TEST.JP
Bind Path: dc=TEST,dc=JP
LDAP port: 389
Server time: Fri, 11 Sep 2020 04:11:10 JST
KDC server: 192.168.1.30
Server time offset: -5
Last machine account password change: Fri, 11 Sep 2020 04:07:44 JST
root@FreeBDF:~ # host -4 dc
dc.test.jp has address 192.168.1.28
dc.test.jp has IPv6 address 2400:4052:46e0:b700:5021:a5ac:5882:f185
root@FreeBDF:~ # host -4 dc1
dc1.test.jp has address 192.168.1.30
dc1.test.jp has IPv6 address 2400:4052:46e0:b700:79f0:d44d:dc7a:b245
root@FreeBDF:~ # host -4 dc2
dc2.test.jp has address 192.168.1.53
dc2.test.jp has IPv6 address 2400:4052:46e0:b700:d9fb:4f0:1b8c:d399
root@FreeBDF:~ # uname -a
FreeBSD FreeBDF 12.2-PRERELEASE FreeBSD 12.2-PRERELEASE r365545 GENERIC  amd64
root@FreeBDF:~ # samba -V
Version 4.11.11
root@FreeBDF:~ # net ads lookup
Information for Domain Controller: 192.168.1.30

Response Type: LOGON_SAM_LOGON_RESPONSE_EX
GUID: afb28d02-8fbc-40b1-9f73-c6d23cce32bb
Flags:
        Is a PDC:                                   no
        Is a GC of the forest:                      yes
        Is an LDAP server:                          yes
        Supports DS:                                yes
        Is running a KDC:                           yes
        Is running time services:                   yes
        Is the closest DC:                          yes
        Is writable:                                yes
        Has a hardware clock:                       no
        Is a non-domain NC serviced by LDAP server: no
        Is NT6 DC that has some secrets:            no
        Is NT6 DC that has all secrets:             yes
        Runs Active Directory Web Services:         yes
        Runs on Windows 2012 or later:              yes
Forest: test.jp
Domain: test.jp
Domain Controller: dc1.test.jp
Pre-Win2k Domain: TEST
Pre-Win2k Hostname: DC1
Server Site Name: Default-First-Site-Name
Client Site Name: Default-First-Site-Name
NT Version: 5
LMNT Token: ffff
LM20 Token: ffff
root@FreeBDF:~ # dig test.jp

; <<>> DiG 9.16.6 <<>> test.jp
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26582
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4000
;; QUESTION SECTION:
;test.jp.                       IN      A

;; ANSWER SECTION:
test.jp.                600     IN      A       192.168.1.53
test.jp.                600     IN      A       192.168.1.27
test.jp.                600     IN      A       192.168.1.28
test.jp.                600     IN      A       192.168.1.30

;; Query time: 2 msec
;; SERVER: 192.168.1.27#53(192.168.1.27)
;; WHEN: Fri Sep 11 04:13:44 JST 2020
;; MSG SIZE  rcvd: 100

root@FreeBDF:~ # klist
Credentials cache: FILE:/tmp/krb5cc_0
        Principal: administrator@TEST.JP

  Issued                Expires               Principal
Sep 11 04:06:10 2020  Sep 11 14:06:10 2020  krbtgt/TEST.JP@TEST.JP
root@FreeBDF:~ # wbinfo -t
checking the trust secret for domain TEST via RPC calls succeeded
root@FreeBDF:~ # wbinfo -g
TEST\domain computers
TEST\cert publishers
TEST\domain users
TEST\domain guests
TEST\ras and ias servers
TEST\domain admins
TEST\schema admins
TEST\enterprise admins
TEST\group policy creator owners
TEST\allowed rodc password replication group
TEST\denied rodc password replication group
TEST\enterprise read-only domain controllers
TEST\cloneable domain controllers
TEST\protected users
TEST\enterprise key admins
TEST\key admins
TEST\read-only domain controllers
TEST\domain controllers
TEST\dnsadmins
TEST\dnsupdateproxy
root@FreeBDF:~ #