Token,Description,Reference
wireless,"Wireless Telephone Service: Includes CDMA, GSM, Wi-Fi, WiMAX, and LTE (but not satellite)",[RFC7852]
coin,Fixed public pay/coin telephones: Any device operated by coin or credit card,[RFC7852]
one-way,One-way outbound service,[RFC7852]
temp,Soft dial tone/quick service/warm disconnect/suspended,[RFC7852]
MLTS-hosted,Hosted multi-line telephone system such as Centrex,[RFC7852]
MLTS-local,"Local multi-line telephone system, including all PBXs, key systems, and Shared Tenant Services",[RFC7852]
sensor-unattended,These are devices that generate DATA ONLY. This is a one-way information transmit without interactive media.,[RFC7852]
sensor-attended,Devices that are supported by a monitoring service provider or that are capable of supporting interactive media,[RFC7852]
POTS,Wireline: Plain Old Telephone Service,[RFC7852]
OTT,"An over-the-top service that provides communication over arbitrary Internet access (fixed, nomadic, mobile)",[RFC7852]
digital,Wireline non-OTT digital phone service,[RFC7852]
OPX,Off-premise extension,[RFC7852]
relay,"A service where a human third-party agent provides additional assistance. This includes sign language relay/interpretation, telematics services that provide a human on the call, and similar services.",[RFC7852]