NetBackup status code: 6623
Message: Failed to connect to the application server or the backup host. The server is either shut down or not reachable.
Explanation: This error can occur because of the following reasons:
The application server is either shut down or it is not reachable.
The application server was unable to establish a connection with the backup host.
Recommended Action: Verify and resolve any network connectivity issues. Ensure that the application server and the backup host are up and running.
Click here to view technical notes and other information on the Cohesity Technical Support website about this status code.