Exhibit:

In this diagram, Cisco CallManager Express is being integrated with a SIP network. Which two integration principles apply? (Choose two.)

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

B.
SIP support in IOS is a function of localized call processing integrated with CUE.

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

D.
SIP support in dial peers is an IOS function.

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