Comprehensive and detailed guides provide information about Zmanda Cloud Backup release. The offline documentation is also available from the ZCB UI (Help>Getting Started, Help>FAQ)
Zmanda Cloud Backup 4.0 Release notes
Zmanda Cloud Backup 4.0 Quick Start PDF
Zmanda Cloud Backup 4.0 Quick Start (Japanese) PDF
Zmanda Cloud Backup 4.0 FAQ PDF
Zmanda Cloud Backup 4.0 User Manual PDF