root@1910:~# kinit administrator Password for administrator@TEST.JP: root@1910:~# klist Ticket cache: FILE:/tmp/krb5cc_0 Default principal: administrator@TEST.JP Valid starting Expires Service principal 2019-06-01T06:32:46 2019-06-01T16:32:46 krbtgt/TEST.JP@TEST.JP renew until 2019-06-02T06:32:42 root@1910:~# net ads join -U administrator Enter administrator's password: Using short domain name -- TEST Joined '1910' to dns domain 'test.jp' No DNS domain configured for 1910. Unable to perform DNS Update. DNS update failed: NT_STATUS_INVALID_PARAMETER root@1910:~# net ads info LDAP server: 192.168.1.19 LDAP server name: dc1.test.jp Realm: TEST.JP Bind Path: dc=TEST,dc=JP LDAP port: 389 Server time: 土, 01 6月 2019 06:36:35 JST KDC server: 192.168.1.19 Server time offset: -13 Last machine account password change: 土, 01 6月 2019 06:33:32 JST root@1910:~# host -4 dc dc.test.jp has address 192.168.1.14 dc.test.jp has address 192.168.1.20 dc.test.jp has IPv6 address 2400:4052:46e0:b700:c574:a8df:a559:64f5 dc.test.jp has IPv6 address 2400:4052:46e0:b700:b876:6833:607d:3482 root@1910:~# host -4 dc1 dc1.test.jp has address 192.168.1.19 dc1.test.jp has IPv6 address 2400:4052:46e0:b700:d055:b705:9347:24ad root@1910:~# host -4 dc2 dc2.test.jp has address 192.168.1.149 dc2.test.jp has IPv6 address 2400:4052:46e0:b700:2154:9eb9:8076:664b root@1910:~# 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@1910:~# 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@1910:~# host -t A test.jp test.jp has address 13.113.45.174 root@1910:~# host -t A dc.test.jp dc.test.jp has address 192.168.1.14 dc.test.jp has address 192.168.1.20 root@1910:~# host -t A dc1.test.jp dc1.test.jp has address 192.168.1.19 root@1910:~# host -t A dc2.test.jp dc2.test.jp has address 192.168.1.149 root@1910:~# smbclient //192.168.1.14/netlogon -Uadministrator Enter TEST\administrator's password: Try "help" to get a list of possible commands. smb: \> ls . D 0 Sat May 11 08:25:17 2019 .. D 0 Sat May 11 08:25:17 2019 62356991 blocks of size 4096. 43248231 blocks available smb: \> exit root@1910:~# smbclient //192.168.1.14/sysvol -Uadministrator Enter TEST\administrator's password: Try "help" to get a list of possible commands. smb: \> exit root@1910:~# cat /etc/os-release NAME="Ubuntu" VERSION="19.10 (Eoan Ermine)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu Eoan Ermine (development branch)" VERSION_ID="19.10" 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=eoan UBUNTU_CODENAME=eoan root@1910:~# samba -V Version 4.10.0-Ubuntu root@1910:~# dig test.jp ; <<>> DiG 9.11.5-P4-4ubuntu1-Ubuntu <<>> test.jp ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 15003 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4000 ; COOKIE: 62c3d57aa2f82fe8 (echoed) ;; QUESTION SECTION: ;test.jp. IN A ;; ANSWER SECTION: test.jp. 600 IN A 192.168.1.14 test.jp. 600 IN A 192.168.1.20 test.jp. 600 IN A 192.168.1.19 test.jp. 600 IN A 192.168.1.149 ;; Query time: 0 msec ;; SERVER: 192.168.1.14#53(192.168.1.14) ;; WHEN: 土 6月 01 06:40:36 JST 2019 ;; MSG SIZE rcvd: 112 root@1910:~# net ads lookup Information for Domain Controller: 192.168.1.19 Response Type: LOGON_SAM_LOGON_RESPONSE_EX GUID: b4d1fcc7-8e94-4ca6-80ee-9e10aca79036 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@1910:~# wbinfo -t checking the trust secret for domain WORKGROUP via RPC calls failed wbcCheckTrustCredentials(WORKGROUP): error code was NT_STATUS_NO_SUCH_DOMAIN (0xc00000df) failed to call wbcCheckTrustCredentials: WBC_ERR_AUTH_ERROR Could not check secret root@1910:~# systemctl restart winbind root@1910:~# wbinfo -u TEST\guest TEST\administrator TEST\krbtgt TEST\chibi root@1910:~# wbinfo -n chibi S-1-5-21-240115641-1379185000-2946864531-1104 SID_USER (1) root@1910:~# wbinfo -t checking the trust secret for domain TEST via RPC calls succeeded root@1910:~# 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\key admins TEST\enterprise key admins TEST\domain controllers TEST\read-only domain controllers TEST\dnsadmins TEST\dnsupdateproxy root@1910:~#