About Universal Volume Manager Operations 2-3
Hitachi Universal Storage Platform V/VM Universal Volume Manager User’s Guide
Target
Port
Port
WWN 0
Port
WWN 1

Mapping

External
Port
Target
Port
External
Port
Local Storage System
Host 1
Fibre-Channel
Interface
Connection
External Storage System
Internal
Volum es
Legend
Host 2
Volumes installed in the storage system
Virtual volumes that do not have physical memory space
Lines showing the concept of mapping
Switch

Figure 2-1 Concept of Universal Volume Manager

By mapping an external volume as an internal volume using Universal Volume

Manager as shown in Figure 2-1, it becomes possible to operate the external

volume using Storage Navigator as if it is a volume in the local storage

system.