Do not use boot from SAN:

Do not use boot from SAN: (Select all that apply)

A.
If you are using Microsoft Cluster Service.

B.
If there is a risk of I/O contention between the service console and VMkernel.

C.
If you are using RDM

D.
Are running multiple ESX hosts

Explanation:

Do not use boot from SAN:
-If you are using Microsoft Cluster Service.
– If there is a risk of I/O contention between the service console and VMkernel.
NOTE: With ESX Server 2.5, you could not use boot from SAN together with RDM. With ESX Server 3.0, this restriction has been removed.