Refer to the exhibit. When users try to access the voice-mail system, they hear a fast busy tone. In which two ways does the configuration need to be modified in order to allow calls to reach Cisco Unity Express? (Choose two)
A.The dial peer needs to be POTS dial peer and needs to use a fully qualified E.164 number.
B.The command dtmf-relay sip-notify needs to be added to the dial peer.
C.The vad statement needs to be removed.
D.The command session protocol sipv2 needs to be added to the dial peer.
E.The codec type statement needs to be removed.
F.The command codec transparent needs to be added to the dial peer.