https://community.databricks.com/t5/data-engineering/on-prem-dns-entries-to-be-added/m-p/11331#M6321 <P>Hello,</P><P></P><P>I have a question about DNS addresses Databricks uses.</P><P>In our network configuration, we are using custom VNet injection with no public IPs, and are required to use on-premises corporate DNS.</P><P></P><P>Therefore we would like to add necessary entries to on-prem DNS - but are not sure which exactly addresses Databricks workspace uses.</P><P></P><P>Without explicit DNS configuration, clusters fails to start - with "Timeout placing nodes" error.</P><P>VMs are created in Azure, so obviously the issue is that head node cannot communicate with workers, as it's not able to resolve DNS.</P><P></P> Mon, 08 Nov 2021 08:08:55 GMT Anonymous 2021-11-08T08:08:55Z https://community.databricks.com/t5/data-engineering/on-prem-dns-entries-to-be-added/m-p/11331#M6321 <P>Hello,</P><P></P><P>I have a question about DNS addresses Databricks uses.</P><P>In our network configuration, we are using custom VNet injection with no public IPs, and are required to use on-premises corporate DNS.</P><P></P><P>Therefore we would like to add necessary entries to on-prem DNS - but are not sure which exactly addresses Databricks workspace uses.</P><P></P><P>Without explicit DNS configuration, clusters fails to start - with "Timeout placing nodes" error.</P><P>VMs are created in Azure, so obviously the issue is that head node cannot communicate with workers, as it's not able to resolve DNS.</P><P></P> Mon, 08 Nov 2021 08:08:55 GMT https://community.databricks.com/t5/data-engineering/on-prem-dns-entries-to-be-added/m-p/11331#M6321 Anonymous 2021-11-08T08:08:55Z