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    • OpenStack: Cinder driver issue activating CHAP authentication
      https://kb.netapp.com/Cloud/OpenStack/OpenStack__Cinder_driver_issue_activating_CHAP_authentication
      Unable to create attachment for volume (Bad or unexpected response from the storage volume backend API: Driver initialize connection failed (error: Bad or unexpected response from the storage volume b...Unable to create attachment for volume (Bad or unexpected response from the storage volume backend API: Driver initialize connection failed (error: Bad or unexpected response from the storage volume backend API: Failed to set CHAP authentication for target IQN <iqn_name>. Details: Unexpected output.