1. Install NetBackup server software on the new server.
2. Install the latest patch.
3. Make sure the bp.conf (registry) on the new media server has the name of the master server. And the master server's bp.conf has name of the new media server.
4. Create a new storage unit for the new media server.
5. Recycle the master server daemons
6. Create the tape devices on the media server or run "Dev config wizard"
7. Create policies/schedules to use this new storage unit.
Regards,
Karthik