The Global Mirror RSESSION request failed because communication paths between the master and at least one subordinate are not functioning, or communications cannot be established between the master and at least one of the subordinates.
The command is rejected.
Verify that FCP paths are established between the master ssid(s) specified and the subordinate ssid(s) specified. After making any changes or corrections, resubmit the request. If the problem persists, contact your service representative.
Peer-To-Peer Remote Copy (PPRC).