A customer is deploying a SIP IOS gateway for a customer who requires that in-band DTMF relay is first priority and out-of-band DTMF relay is second priority.
Which IOS entry sets the required priority?
A . dtmf-relay cisco-rtp
B . sip-notify dtmf-relay rtp-nte
C . dtmf-relay rtp-nte sip-notify
D . dtmf-relay sip-kmpl cisco-rtp