Refer to the exhibit.
voice register pool 1 id mac 0091.D99S.4263 type 7965 number 1 dn 1
An IP phone user cannot log in to their Cisco Unity Connection voice mailbox with their PIN. Which command will most likely resolve the issue?

A.	dtmf-relay rtp-nte
B.	mgcp dtmf-relay CODEC all mode out-of-band
C.	dtmf-relay h245-alphanumeric
D.	dtmf-relay sip-notify