Refer to the exhibit. The Greene Supply Company is integrating Cisco Unified CallManager
Express into a SIP network. Which two statements are accurate? (Choose two.)

A.
Usethe notify -based DTMF relay mechanism that is proprietary to Cisco.

B.
SIP support in dial peers is a Cisco IOS function

C.
Use either the notify -based DTMF relay mechanism that is proprietary to Cisco or theRFCbased DTMF relay.

D.
The SIP server must be configured for the E .164 numbers that are going to register with the
Cisco Call Manager Express database.

E.
SIP support in Cisco IOS is a function of localized call processing integrated with Cisco Unity
Express