单选题A customer is adding a new p5 machine to their environment.  The machine will host several DB2 partitions running AIX 5.2.  They currently have two SAN directors and an IBM ESS.  The SAN design allows for concurrent maintenance.  What is required on ea

题目
单选题
A customer is adding a new p5 machine to their environment.  The machine will host several DB2 partitions running AIX 5.2.  They currently have two SAN directors and an IBM ESS.  The SAN design allows for concurrent maintenance.  What is required on each partition to attach to the SAN?()
A

A minimum of two HBAs; the customer will need to download SDD

B

A minimum of four HBAs; the customer will need to download SDD

C

A minimum of two HBAs; the customer will need to configure MPIO

D

A minimum of four HBAs; the customer will need to configure MPIO

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