HP XP7 Business Continuity Manager User Guide (TK954-96005)

2. From the intermediate site, execute the YKSUSPND REVERSE command for the Continuous
Access Journal Z copy pair between the primary site and the intermediate site.
• YKQUERY
• YKSUSPND REVERSE
• YKEWAIT GOTO(SUSPEND)
3. From the intermediate site, execute the YKRESYNC REVERSE command for the Continuous
Access Journal Z copy pair between the primary site and the intermediate site.
• YKQUERY
• YKRESYNC REVERSE
• YKEWAIT GOTO(DUPLEX)
4. Start primary site host maintenance.
5. Start operation at the intermediate site.
Operation in a 3DC Multi-Target (Cnt Ac-J Z x Cnt Ac-J Z) configuration starts from the
intermediate site.
Failback
1. Terminate primary site host maintenance.
2. Stop operation at the intermediate site.
Using a 3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration 359