Why Is It EMC Best Practice That Each Back-End LUN

question 50

Multiple Choice

Why is it EMC best practice that each back-end LUN has a connection to all the A-directors and to all the B-directors in the VPLEX cluster?

• A) Prevents data unavailability during a non-disruptive upgrade
• B) Reduces the number of ITLs
• C) Ensures writes are mirrored on director local cache
• D) Optimizes global read cache

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