# Part IV. D-Bus Reference

Table of Contents

The `org.freedesktop.ModemManager1` bus name
Standard interfaces
  org.freedesktop.DBus.Properties
  org.freedesktop.DBus.Introspectable
  org.freedesktop.DBus.ObjectManager
The `/org/freedesktop/ModemManager1` object
  org.freedesktop.ModemManager1 — The ModemManager Manager interface.
The `/org/freedesktop/ModemManager/Modems` objects
  org.freedesktop.ModemManager1.Modem — The ModemManager Modem interface.
  org.freedesktop.ModemManager1.Modem.Simple — The ModemManager Simple interface.
  org.freedesktop.ModemManager1.Modem.Modem3gpp — The ModemManager 3GPP interface.
  org.freedesktop.ModemManager1.Modem.Modem3gpp.ProfileManager — The ModemManager 3GPP profile management interface.
  org.freedesktop.ModemManager1.Modem.Modem3gpp.Ussd — The ModemManager 3GPP USSD interface.
  org.freedesktop.ModemManager1.Modem.ModemCdma — The ModemManager CDMA interface.
  org.freedesktop.ModemManager1.Modem.Messaging — The ModemManager Messaging interface.
  org.freedesktop.ModemManager1.Modem.Location — The ModemManager Location interface.
  org.freedesktop.ModemManager1.Modem.Time — The ModemManager Time interface.
  org.freedesktop.ModemManager1.Modem.Voice — The ModemManager Voice interface.
  org.freedesktop.ModemManager1.Modem.Firmware — The ModemManager Firmware interface.
  org.freedesktop.ModemManager1.Modem.Signal — The ModemManager Signal interface.
  org.freedesktop.ModemManager1.Modem.Oma — The ModemManager Open Mobile Alliance interface.
The `/org/freedesktop/ModemManager/Bearers` objects
  org.freedesktop.ModemManager1.Bearer — The ModemManager Bearer interface.
The `/org/freedesktop/ModemManager/SIMs` objects
  org.freedesktop.ModemManager1.Sim — The ModemManager SIM interface.
The `/org/freedesktop/ModemManager/SMSs` objects
  org.freedesktop.ModemManager1.Sms — The ModemManager SMS interface.
The `/org/freedesktop/ModemManager/Calls` objects
  org.freedesktop.ModemManager1.Call — The ModemManager Call interface.

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