modem supports at least one of CDMA 1xRTT, EVDO revision 0, EVDO revision A, or EVDO revision B
modem supports at least one of GSM, GPRS, EDGE, UMTS, HSDPA, HSUPA, or HSPA+ packet switched data capability
modem has LTE data capability
modem has no usable capabilities
modem uses the analog wired telephone network and is not a wireless/cellular device
#NMDeviceModemCapabilities values indicate the generic radio access technology families a modem device supports. For more information on the specific access technologies the device supports use the ModemManager D-Bus API.