HP XP P9500 Storage - Manual (Page 243)

4. From the intermediate host, register a command device for each of the storage systems at the
intermediate, primary, and remote sites.
•
Setting up an environment at the primary site
1. From the primary host, define a path set consisting of inter-control unit logical paths (Primary
→ Intermediate) (or specify a path by using Remote Web Console).
2. From the primary host, define a route list (Primary
→ Intermediate → Remote route).
Defining a 4x4x4 Cascade Configuration 243