What is the recommended method when cabling an Isilon cluster with dual InfiniBand switches?

What is the recommended method when cabling an Isilon cluster with dual InfiniBand switches?
A . All int-a InfiniBand switch ports should be connected to one switch and all int-b ports should be cabled to the second switch.
B . All internal switch ports on odd-numbered nodes should be attached to switch one and all even numbered nodes should be cabled to switch two.
C . All int-a switch ports should be cabled to the top row of switch ports on switch one and all int-b ports should be cabled to the bottom row of ports of switch one. Once switch one is full, continue cabling on switch two.
D . It does not matter which switch ports are used. Any internal switch port can be cabled to either of the InfiniBand switches.

Answer: B

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