Hitachi TrueCopy for IBM z/OS User and Reference Guide (T5211-96001, June 2007)

About TrueCopy for z/OS Operations 2-49
Hitachi Universal Storage Platform V TrueCopy for IBM z/OS User’s Guide
P/DAS swap option #2 (switch pair & swap) is supported for P/DAS between
the USP V, TagmaStore USP/NSC, and 9900V storage systems.
Please contact your Hitachi account team for the latest information on P/DAS
support.