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DNS not responding due to firewall blocking access

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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9 and later
  • DNS
  • CVO
  • Firewall

Issue

  • DNS is not responding due to firewall blocking access
  • DNS shows down in "dns check"
::*> dns check -vserver VSERVER_21
                              Name Server
Vserver       Name Server     Status       Status Details
------------- --------------- ------------ --------------------------
VSERVER_21                down         Operation timed out.
              17.20.1xx.11
VSERVER_21                down         Operation timed out.
              17.20.1xx.10
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