单项选择题

Acustomerhasanexistingrackenvironmentwith18x365and2x255……

A customer has an existing rack environment with 18 x365 and 2 x255 servers. How can the customer monitor and manage the hardware even if the systems are shut down？（）

A.Use PC Anywhere over the Ethernet LAN.
B.Use RDM and Aurema to manage the systems.
C.Connect high-speed modems to each of the systems’ serial ports to use IBM Director.
D.Interconnect the Remote Supervisor Adapters II （RSA II） in the x365 servers to the x255 servers.

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