Cloud Telephony Terminology Welcome to the DialMyCalls cloud telephony glossary. Due to the wide variety of technical terms we use throughout our service we’ve put together this little glossary to help understand anything you may have questions about. Below are some of the terms we get asked about on a frequent basis, simply click on the term to get a more in depth description of what it is. If the term you are looking for isn’t here, you can always contact our support team. A Answering Machine Detection (AMD) Asterisk Auto Attendant Autodialer C Call Forwarding Caller ID Cellular Telecommunications and Internet Association (CTIA) CNAM Common Alerting Protocol (CAP) Common Short Code Administration (CSCA) Connected Call Length D Do Not Call (DNC) DTMF F FreePBX I Interactive Voice Response (IVR) L Long Code M Multimedia Messaging Service (MMS) O Opt-In Opt-Out P Phone RSVP System Phone Script Phone-In System Plain Old Telephone Service (POTS) Predictive Dialer Private Branch Exchange (PBX) Push Notification Push-To-Repeat Push-To-Talk S SaaS Session Initiation Protocol (SIP) Short Message Service (SMS) Simple Mail Transfer Protocol (SMTP) SMS Gateway STIR/SHAKEN T Telephone Chain Telephone Polling Text Message Forwarding Text Message Marketing Text-To-Speech (TTS) V Vanity Number Voice Over Internet Protocol (VoIP)