2.1 TS7700 architecture2.1.1 Monolithic design of a Virtual Tape Server2.1.2 Modular design of the TS77002.1.3 Previous Peer-to-Peer Virtual Tape Server design2.1.4 Principles of grid design2.1.5 TS7700 Models2.1.6 Introduction of the TS7700T2.1.7 Management of the TS77002.2 Stand-alone cluster: Components, functions, and features2.2.1 Views from the Host: Library IDs2.2.2 Tape Volume Cache2.2.3 Virtual volumes and logical volumes2.2.4 Logical volumes and compression2.2.5 Mounting a scratch virtual volume2.2.6 Mounting a specific virtual volume2.2.7 Logical WORM support and characteristics2.2.8 Virtual drives2.2.9 Selective Device Access Control2.2.10 Physical drives2.2.11 Stacked volume2.2.12 Selective Dual Copy function2.2.13 General TVC management in a stand-alone cluster2.2.14 TVC Cache management in a TS7740 stand-alone cluster2.2.15 About TVC cache management in a TS7700D and TS7700T CP0 stand-alone cluster2.2.16 TVC Cache management in a TS7700T CPx stand-alone cluster2.2.17 Expired virtual volumes and the Delete Expired function2.2.18 TVC management processes for TS7740 or TS7700T CPx2.2.19 TVC handling in outage situations2.2.20 Copy Consistency Point: Copy policy modes in a stand-alone cluster2.2.21 TVC selection in a stand-alone cluster2.2.22 TVC encryption2.2.23 Physical volume pools2.2.24 Logical and stacked volume management2.2.25 Secure Data Erase function2.2.26 Copy Export function2.2.27 Encryption of physical tapes2.2.28 User Management: Roles and profiles2.2.29 Security identification by using Lightweight Directory Access Protocol2.2.30 Grid Resiliency Functions2.2.31 Service preparation mode2.2.32 Service mode2.2.33 Control Unit Initiated Reconfiguration2.3 Multi-cluster grid configurations: Components, functions, and features2.3.1 Rules in a multi-cluster grid2.3.2 Required grid hardware2.3.3 Data integrity by volume ownership2.3.4 I/O TVC selection2.3.5 Copy consistency points2.3.6 Cluster family concept2.3.7 Override settings concept2.3.8 Host view of a multi-cluster grid and Library IDs2.3.9 Tape Volume Cache2.3.10 Virtual volumes and logical volumes2.3.11 Mounting a scratch virtual volume2.3.12 Mounting a specific virtual volume2.3.13 Logical WORM support and characteristics2.3.14 Virtual drives2.3.15 Allocation assistance2.3.16 Selective Device Access Control2.3.17 Physical drives2.3.18 Stacked volume2.3.19 Selective Dual Copy function2.3.20 General TVC management in multi-cluster grids2.3.21 Expired virtual volumes and the Delete Expired function2.3.22 TVC management for TS7740 and TS7700T CPx in a multi-cluster grid2.3.23 TVC management for TS7760 or TS7720 in a multi-cluster grid2.3.24 TVC management processes in a multi-cluster grid2.3.25 Copy Consistency Point: Copy policy modes in a multi-cluster grid2.3.26 TVC (I/O) selection in a multi-cluster grid2.3.27 TVC handling in an unavailability condition2.3.28 Remote (cross) cluster mounts2.3.29 TVC encryption2.3.30 Logical and stacked volume management2.3.31 Secure Data Erase2.3.32 Copy Export2.3.33 Encryption of physical tapes2.3.34 Autonomic Ownership Takeover Manager2.3.35 Selective Write Protect for disaster recovery testing2.3.36 FlashCopy for disaster recovery testing2.3.37 Grid resiliency functions2.3.38 Service preparation mode2.3.39 Service mode2.3.40 Control Unit Initiated Reconfiguration2.4 Grid configuration examples2.4.1 Homogeneous versus hybrid grid configuration2.4.2 Planning for high availability or disaster recovery in limited distances2.4.3 Disaster recovery capabilities in a remote data center2.4.4 Configuration examples