The backup plan design process is divided into multiple stages.

Demand analysis->Information collection-→>Backup and archiving strategy design-→>Bandwidth and network design

Capacity and storage strategy design->Backup and archive strategy design->Backup system migration design C. Backup system migration design→>Capacity and storage strategy design→>Bandwidth and network design

Capacity and storage strategy design-→>Backup and archive strategy design→>Other feature design