Hp XP External Storage Software Manuel d'utilisateur télécharger pdf (Page 18)

Figure 3 Concept of External Storage

By mapping an external volume as an internal volume using External Storage as shown in

Figure 3

on page 18, it becomes possible to operate the external volume using Remote Web Console as

if it is a

volume in the storage system.

External Storage Components

Systems using External Storage usually contain the following components:

• Local storage system (storage system)

• External storage system

• Remote Web Console computer

• External Storage

• External volume

• Internal volume, which is a virtual representation of an external volume

• LDEVs(LogicalDevices)inanexternalvolume

• Cross-subsystem path

• Mapping path

The following ﬁgure illustrates the relations of the External Storage components.

About External Storage Operations

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Hp XP External Storage Software Manuel d'utilisateur Page 18