Error resolving "<Support Tunnel FQDN>": Temporary failure in name resolution (EAI_AGAIN)

Products

• VMware Aria Operations for Networks

Issue/Introduction

• stunnel.log throws a following error:
  <TIMESTAMP> LOG<int>[<int>]: Error resolving "<Support Tunnel FQDN>": Temporary failure in name resolution (EAI_AGAIN)
  
  

Environment

VMware Aria Operations for Networks 6.12.1.1707992545

Cause

Platform VM cannot resolve Support Tunnel FQDN.

Resolution

Check DNS server configuration.

For example:

• The DNS server can resolve Support Tunnel FQDN.
• Platform VM can ping the DNS server.