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sakuraime asked PRADEEPCHEEKATLA-MSFT edited

Azure databricks Secure cluster connectivity can't startup cluster

My Azure databricks cluster has Secure cluster connectivity enable , I allow pri and pub subnet of databricks to
East Asia Webapp 52.187.145.107/32
SCC relay* tunnel.southeastasia.azuredatabricks.net
Control Plane NAT
* 52.187.0.85/32
Extended infrastructure 20.195.104.64/28

Metastore consolidated-eastasia-prod-metastore.mysql.database.azure.com
Artifact Blob storage primary dbartifactsprodeap.blob.core.windows.net
Artifact Blob storage secondary dbartifactsprodseap.blob.core.windows.net
Log Blob storage dblogprodseasia.blob.core.windows.net
Event Hub endpoint prod-southeastasia-observabilityeventhubs.servicebus.windows.net


443 .

But still can't startup / create the cluster

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Hi @sakuraime,

From where does 443 came from? Is it added at end of Event Hub endpoint?

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Make sure you have used the following UDR entries:

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Reference Documentation: https://docs.microsoft.com/en-us/azure/databricks/administration-guide/cloud-configurations/azure/udr#ip-addresses

In case, if you facing similar issue after setting up UDR setting for Azure Databricks. For a deeper investigation and immediate assistance on this issue, if you have a support plan you may file a support ticket.

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sakuraime avatar image sakuraime PRADEEPCHEEKATLA-MSFT ·

I mean I opened 443 port at Azure firewall.
from databricks vnet cluster subnet (pri + pub)

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Hi @sakuraime,

Thanks for sharing the information.

This issue looks strange. For a deeper investigation and immediate assistance on this issue, if you have a support plan you may file a support ticket.

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