Read this first for secure communications in NetBackup
This section includes the following topics:
How secure communication works with primary server cluster nodes
About NetBackup clients installed on nodes of a clustered application
How NetBackup certificates are deployed on hosts during upgrades
When an authorization token is required during certificate deployment
Why do you need to map host names (or IP addresses) to host IDs
How secure communication works with primary server cluster nodes using external certificates
How communication happens when a host cannot directly connect to the primary server
How NetBackup 8.1 or later hosts communicate with NetBackup 8.0 and earlier hosts
How communication with legacy media servers happens in the case of cloud configuration
Secure communication support for other hosts in NetBackup domain