When performing an installation you notice DHCP has set your Management Server subnet mask
to 255.255.255.252. Based on EMC best practices, what is the appropriate subnet mask value for
Management Server network 128.221.252.0?

A.
255.255.255.224
B.
255.255.255.248
C.
255.255.255.192
D.
255.255.255.128
Explanation:
A.
255.255.255.224
0
0
A
0
0