{
  "Media": {
    "RingbackTone": "CEPT",
    "InactivityTimerRTPSeconds": 20,
    "IncludeSDPMaxRed": true,
    "IncludeSDPModeChangeCapability": true,
    "EnableBandwidthSpecifiers": true
  },
  "Signaling": {
    "InviteErrorResponsesToTriggerCSFB": "3XX",
    "SupportPEarlyMediaHeader": true,
    "RingbackTimerSeconds": 40,
    "RingingTimerSeconds": 120,
    "EarlyMediaNeedsHeader": true,
    "DefaultAuthAlgorithm": "AKAv1-MD5",
    "TriggerCSFBOnSDPError": false,
    "Preconditions": "Supported",
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*[primary]": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "AlwaysAddSipInstance": true,
    "CountryOfOriginationFormat": "PANI",
    "AlwaysSendSessionProgress": true,
    "UseIPSec": true
  },
  "XCAP": {
    "supported": false
  },
  "ConferenceCalling": {
    "AlwaysSubscribeToConferenceEvents": true
  },
  "SMS": {
    "enableInNonVoLTEMode": false,
    "SupportedDomains": {
      "LTE": false
    },
    "allowCSFBInVolteMode": true
  },
  "Voice": {
    "endNonEmergencyCalls": true,
    "EnableVolteByDefault": true
  }
}