ONTAP Hardware

cifs active directory

xiatian
1,833 Views

hi,

  introduce my current environment:

    FAS3220 , VERSION: NetApp Release 8.1.3P3 7-Mode.  

   the problem: 

    the prior environment,  we created a cifs share with two windows 2008 R2 active directory.

   according to the  customer request, I  was created  two new windows 2008 R2 host. and adding to active directory

    but the  from the  netapp GUI interface ,  for domain controler display , i can see three active directory. it's not four

    active directroy

   

xiatian_0-1618309787032.png

 

from the command line, check the domain info:

 

xiatian_3-1618310306319.png

 

but after about ten minutes ,  will be show the following  picture, at the domain directory item, all of the active directory is  disappear.  during the cifs service is unavailable also. 

 

xiatian_1-1618309940917.png

 

  so what's wrong for the NETAPP storage ?

1 ACCEPTED SOLUTION

Mjizzini
1,774 Views

Note that 7mode system can discover all DCs but only  connect to 3 DC at the same time.

 

View solution in original post

2 REPLIES 2

GidonMarcus
1,787 Views

With the old versions involved my first suspect is that SMB1 been disabled on the DC

https://kb.netapp.com/Advice_and_Troubleshooting%2FData_Storage_Software%2FONTAP_OS%2FUser_sends_reset_packet_after_Negotiate_Protocol_Request_from_th...

https://kb.netapp.com/Advice_and_Troubleshooting/Data_Storage_Software/ONTAP_OS/All_CIFS_shares_unavailable_-_Data_ONTAP_operating_in_7-Mode 

https://kb.netapp.com/Support_Bulletins/Customer_Bulletins/SU18

 

For more troubleshooting. You'll have to provide some "messages" logs output  (preferably "options cifs.trace_dc_connection on" been enabled and another domain join been attempted").

Gidi Marcus (Linkedin) - Storage and Microsoft technologies consultant - Hydro IT LTD - UK

Mjizzini
1,775 Views

Note that 7mode system can discover all DCs but only  connect to 3 DC at the same time.

 

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