HP StorageWorks XP Remote Web Console Software - Manual (Page 8)

2 About ShadowImage for Mainframe Operations
This chapter describes ShadowImage for Mainframe operations.
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ShadowImage for Mainframe Components
The system for using ShadowImage for Mainframe usually contains the following components.
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Pair of volumes (S-VOL and T-VOL)
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Licensed ShadowImage for Mainframe program product
Figure 1 (page 8) shows a typical ShadowImage for Mainframe configuration using Remote Web
Console.
Figure 1 ShadowImage for Mainframe Components
You operate ShadowImage for Mainframe from the Remote Web Console computer, and copy
volumes in the storage system. A volume that has original data is called an S-VOL (source volume),
and a volume to which the data is copied is called a T-VOL (target volume). A pair of the S-VOL
and the T-VOL made by ShadowImage for Mainframe is called an SIz pair.
8 About ShadowImage for Mainframe Operations