When viewed from the rear of the platform chassis, the RoCE capable card port on the left is port "a" (e1a) and the port on the right is port "b" (e1b).
Procedure
Cable the shelf connections:
Cable shelf NSM A port e0a to controller A slot 1 port a (e1a).
Cable shelf NSM A port e0b to controller B slot 1 port b (e1b).
Cable shelf NSM B port e0a to controller B slot 1 port a (e1a).
Cable shelf NSM B port e0b to controller A slot 1 port b (e1b).
The following illustration shows the shelf cabling when completed.
Verify that the hot-added shelf is cabled correctly.
If any cabling errors are generated, follow the corrective actions provided.
If you disabled automatic drive assignment as part of the preparation for this procedure, you need to manually assign drive ownership and then reenable automatic drive assignment, if needed.