HP XP Business Copy Software User Manual
Page 11
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Figure 2 Cascade Pairs
The first cascade layer (L1) is the original XP Business Copy pair. In case of cascaded pairs, the
P-VOL of the L1 pair is called root volume, and the S-VOL is called node volume. The P-VOL of the
second cascade layer (L2) is the node volume of L1 pair, and the S-VOL of the L2 pair is called
leaf volume. As shown in
, this layering scheme allows you to create up to nine
XP Business Copy Operations
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