Cisco Exam Questions

What is the configuration command that is needed to complete the configuration and solve the problem

A user has reported that keys that are pressed when accessing Cisco Unity Express are not being
acknowledged by the system. This configuration is found on the voice-enabled IOS router:
dial-peer voice 6800 voip
destination-pattern 5…
session protocol sipv2
session target ipv4:10.3.6.127
codec g711ulaw
no vad
What is the configuration command that is needed to complete the configuration and solve the
problem?

A.
dtmf-relay sip-notify

B.
dtmf-relay rtp-nte

C.
dtmf-relay cisco-rtp

D.
dtmf-relay h245-signal