What is a valid reason for choosing to boot from local storage rather than choosing to boot from SAN?

What is a valid reason for choosing to boot from local storage rather than choosing to boot from SAN?

A.
VMotion is not supported on boot from SAN.

B.
RDM is not supported on boot from SAN.

C.
There is no way to restrict sharing of boot LUNs between ESX Servers on boot from SAN.

D.
MSCS is not supported on boot from SAN.

Explanation:
Boot from SAN Overview
Before you consider how to set up your system for boot from SAN, decide whether it makes sense for your environment.
Use boot from SAN in the following circumstances:
l If you do not want to handle maintenance of local storage.
l If you need easy cloning of service consoles.
l In diskless hardware configurations, such as on some blade systems. You should not use boot from SAN in the following situations:
l If you are using Microsoft Cluster Service. [A above]. l If I/O contention might occur between the service console and Vmkernel

NOTE With ESX Server 2.5, you could not use boot from SAN together with RDM. With ESX 3.x or later, this restriction is removed


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