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10-14 Chapter 10 Usage Scenarios
Hitachi Universal Replicator for IBM /OS User’s Guide
Figure 10-4 Configuration for 3DC Delta Resync Operations
To establish 3DC delta resync operations as shown in Figure 10-4:
1. Create the UR links between the storage systems. Note that the UR
definitions have additional links, as this configuration is also valid for 2-by-
2.
UR definitions are required (to and from):
– Primary (UR-TC)(151#10031) to/from Target-UR (156#10041)
– TC target (166#10079) to/from Target-UR (156#10041)
Primary (UR-TC) (151#10031):
TC target (166#10079):
UR target (156#10041):
2. Create the TrueCopy LINKS between the controllers.
Primary (UR-TC) (151#10031) to/from TC target (166#10079)
Primary (UR-TC) (151#10031):