What are the three Cisco recommended methods for connecting an IP Phone into the network? (Choose three)

A.
Use of the IP Phone as a stand alone device

B.
Connect the workstation and the IP Phone into two different ports on the switch.

C.
Running the IP Soft Phone JTAPI application on the workstation.

D.
Directly connecting the IP Phone into the PBX

E.
Connect the IP Phone into the switch and directly connecting the workstation into the switched Ethernet port on the back of the IP Phone.