Refer to the exhibit. 

A CUBE Cluster is working in HSRP box-to-box failover model. When the phone A calls Cisco WebEx meeting server to start a conference session, no DTMF tones are recognized. Which configuration change will fix this problem when configured on both CUBEs? 

Answer options:

A. Voice-class sip asymmetric payload dtmf in dial-peer configuration
B. Dtmf-relay rtp-nte digitdrop in the dial-peer configuration
C. Media flow-around under voice service voip configuration
D. Modem relay nse payload-type101 underglobal sip configuration
E. Asymmetric payload full configured under global sip configuration

E