In this chapter we discuss the capabilities and the prerequisites of the GDPS/XRC offering.
The GDPS/XRC offering extends the benefits of GDPS to installations that have a requirement for extended distance remote copy support. However, it is important to understand that GDPS/XRC is not simply GDPS/PPRC with a longer distance between the sites; there are additional differences which are discussed in this chapter.
This chapter describes the following capabilities of GDPS/XRC:
Protecting your data
 – Protecting the integrity of the secondary ...

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