This section describes how to configure MultiMedia Telephony (MMTel) services.
In this section
- Announcements
 - Announcements on call failure
 - PSAP callback
 - Dial plan enforcement (DPE)
 - MMTel privacy settings
 - Conference (CONF)
 - Call barring
 - Communication Waiting (CW)
 - Communication Hold (HOLD)
 - Communications Diversion (CDIV)
 - Voicemail forwarding
 - Companion device
 - Vertical service codes (VSC)
 - International Call Management
 - Location based dialing (LBD)
 - Explicit Communication Transfer (ECT)
 - Flexible Alerting (FA)
 - Session transfer to own device
 
