Which three statements about SAF forwarding are true?

A.	It supports DNS and IP addresses.
B.	The SAF Forwarder configuration can be updated without connecting to cisco unified communications manager.
C.	It requires the SAF Forwarders to use the same configuration as the IOS switch.
D.	It is supported on IPV4 only.
E.	It is supported on IPV6 only.
F.	It requires a unique IP address for each SAF Forwarder.