How to Build a Cluster - Intel® Server Board S5000PAL
Rotating InfiniBand Connectors
If the InfiniBand cable connector is not properly oriented to fit onto the port receptacle when you attempt to insert it, do not twist the connector to achieve the correct orientation.
Figure 2. Rotating InfiniBand* Connectors
Instead, reach back a few feet on the cable, and twist the bulk cable to allow the connector to rotate to the proper orientation. Doing this prevents applying all of the rotational force directly at the plug terminations.
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