Establishing a PPRC pair with Hitachi devices

This procedure explains how to use the SSI monitor to issue the CESTPAIR command to establish a relationship between a primary and secondary device.

Access the HTC Remote Copy Objects panel, as described in Accessing-the-SSI-monitor.
On the HTC Remote Copy Objects panel, type 2 (EstPair) in the selection field next to the device for which you want to establish a mirror and press Enter.
Error
Warning
Ensure that the mirrored device is offline before attempting to establish the pair. If you establish a pair with an online device, you can overwrite the information on that device.
The HTC RemoteCopy Establish Pair subpanel is displayed as shown in the following figure:
     HTC RemoteCopy Establish Pair

   Devn . . . : 6210

   SSid . . . : 0019      ______
   CUSNum . . : 60286     _______
   CCA . . . :    10         ___
   LSS . . . :    01         ___


    F1=Help   F12=Cancel

On the HTC RemoteCopy Establish Pair subpanel, enter the following information for the secondary device:

Field	What you enter
SSid	The four-digit hexadecimal value for control unit subsystem ID of the secondary device
CUSNum	The control unit serial number of the secondary device
CCA	The two-digit hexadecimal value for the channel connection address of the secondary device
LSS	The two-digit hexadecimal value for the logical subsystem of the secondary device Do not enter a value in this field if the secondary device is a ShadowImage objects because the primary and mirror are on the same logical subsystem. Warning Note This field is displayed only if the volume is on a 2105 device.

When you finish entering the information, press Enter.The SSI action response subpanel indicates that the establish pair action was initiated.
On the SSI action response subpanel, press F12 to return to the HTC Remote Copy Objects panel.

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