Which of the following statements regarding IP Addressing in a CallManager environment is valid? (Choose all that apply)

A.
IP Phones can be allocated IP Addresses statically or through DHCP.

B.
An IP Phone is allowed to receive an address in the same IP subnet as the attached PC.

C.
An IP Phone can be allocated to a different subnet to the attached PC.

D.
IP Phones makes use of network address space from RFC 1918.

E.
IP Phones cannot use Private address space such as network 10.0.0.0.

F.
IP Phones and PCs attached to the same switch port must reside in the same IP subnet.