HP XP P9000 Business Continuity Manager User Guide (T5253-96086, November 2013)

Table 45 Required configuration files (3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration) (continued)
RemarksDescriptionItem
R-JNL number: Any value
Mirror ID: A non-zero value is different from the
mirror ID of any other Primary → Intermediate
and Primary → Remote Continuous Access
Journal Z copy pairs
• Continuous Access Journal Z copy group between
the primary site and the remote site
M-JNL number: Same value as the M-JNL number
between the primary site and the intermediate
site
R-JNL number: Same value as the R-JNL number
between the intermediate site and the remote site
Mirror ID: A non-zero value that is different from
the mirror ID of any other Primary → Intermediate
and Intermediate → Remote Continuous Access
Journal Z copy pairs
The following table describes the route list required for operation in a 3DC Cascade (Cnt Ac-J Z
x Cnt Ac-J Z) configuration.
Table 46 Required route list (3DC Cascade (Cnt Ac-J Z x Cnt Ac-J Z) configuration)
Required route listRemote site stateIntermediate
site state
Primary site
state
Host on which Business
Continuity Manager is
started
Primary → Intermediate → RemoteUsableUsableUsablePrimary host
Primary → IntermediateUnusableUsableUsable
Primary → RemoteUsableUnusableUsable
Not requiredUnusableUnusableUsable
Intermediate → PrimaryUsableUsableUsableIntermediate host
Intermediate → Remote
Intermediate → PrimaryUnusableUsableUsable
Intermediate → RemoteUsableUsableUnusable
Not requiredUnusableUsableUnusable
Remote → Intermediate → PrimaryUsableUsableUsableRemote host
Remote → PrimaryUsableUnusableUsable
Remote → IntermediateUsableUsableUnusable
Not requiredUsableUnusableUnusable
Legend:
Usable: The target site can be used.
Unusable: The target site cannot be used because of an error.
The following table shows how to prepare the configuration files at each site.
166 Configuration definitions