[Samba] Samba 4.3.11 join an exiting windows AD failed with timeout

[Ming Li]

Hello,

I built a DNS and AD in windows 2012 as PDC, and would like to setup a BDC in linux. I followed this link https://www.server-world.info/en/note?os=Ubuntu_18.04&p=samba&f=7 . But got below error. Any ides would be appreciated.

$ samba-tool domain join xxx.com DC -U "xxx\administrator" --dns-backend=SAMBA_INTERNAL

Finding a writeable DC for domain 'xxx.com'
Found DC DCPR1.xxx.com
Password for [XXX\administrator]:
workgroup is XXX
realm is xxx.com
checking sAMAccountName
Adding CN=UBUNTUBDC,OU=Domain Controllers,DC=xxx,DC=com
Adding CN=UBUNTUBDC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=xxx,DC=com
Adding CN=NTDS Settings,CN=UBUNTUBDC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=xxx,DC=com
Join failed - cleaning up
checking sAMAccountName
Deleted CN=UBUNTUBDC,OU=Domain Controllers,DC=xxx,DC=com
Deleted CN=UBUNTUBDC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=xxx,DC=com
ERROR(runtime): uncaught exception - (-1073741643, '{Device Timeout} The specified I/O operation on %hs was not completed before the time-out period expired.')
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/__init__.py", line 175, in _run
    return self.run(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/domain.py", line 621, in run
    machinepass=machinepass, use_ntvfs=use_ntvfs, dns_backend=dns_backend)
  File "/usr/lib/python2.7/dist-packages/samba/join.py", line 1170, in join_DC
    ctx.do_join()
  File "/usr/lib/python2.7/dist-packages/samba/join.py", line 1073, in do_join
    ctx.join_add_objects()
  File "/usr/lib/python2.7/dist-packages/samba/join.py", line 562, in join_add_objects
    ctx.join_add_ntdsdsa()
  File "/usr/lib/python2.7/dist-packages/samba/join.py", line 495, in join_add_ntdsdsa
    ctx.DsAddEntry([rec])
  File "/usr/lib/python2.7/dist-packages/samba/join.py", line 432, in DsAddEntry
    (level, ctr) = ctx.drsuapi.DsAddEntry(ctx.drsuapi_handle, 2, req2)


Thanks,

Ming.

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