{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "PreconditionUpdateDelayTimerMilliseconds": 128000,
    "TriggerCSFBOnSDPError": true,
    "RegistrationRetryIntervals": "30,60+15,120,480,900,1800",
    "SupportPEarlyMediaHeader": true,
    "UseFakeSAsForDeregistration": true,
    "EmergencyLocationLookupRequired": false,
    "ForbiddenRegistrationErrorCodes": "-4XX",
    "EarlyMediaNeedsHeader": true,
    "AlwaysUnsubscribeFromRegEvents": false,
    "NetworkTerminationRetryIntervalSeconds": 1,
    "InviteErrorResponsesToTriggerCSFB": "503,580",
    "IgnoreFromHeaderForSenderName": false,
    "MaxUdpMessageSize": 1000,
    "AlwaysSendSessionProgress": true,
    "SendResumeInviteAsSendRecv": false,
    "RingbackTimerSeconds": 90,
    "EnableSenderName": true,
    "CountryOfOriginationFormat": "PANI",
    "RequirePreconditionsWhenMandatory": false,
    "IncomingCallEndReasons": {
      "NoAnswerFromUser": {
        "Protocol": "Q.850",
        "TerminationEvent": "RemoteHangup",
        "ReasonHeaderCause": 31,
        "StatusCode": 480
      },
      "TemporarilyUnavailable": {
        "StatusCode": 480,
        "TerminationEvent": "RemoteHangup"
      },
      "RequestTimeout": {
        "StatusCode": 408,
        "TerminationEvent": "RemoteRequestCanceled"
      }
    },
    "Preconditions": "Supported",
    "MaxForbiddenErrors": "100",
    "ValidateSipMessageRecipient": true,
    "RingingTimerSeconds": 90,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "AlwaysSubscribeToConferenceEvents": true,
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc010.mcc234.3gppnetwork.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "allowCSFBInVolteMode": true
  },
  "Media": {
    "RTCPIntervalSeconds": 5,
    "PreferredAMRWBMode": 8,
    "EnableBandwidthSpecifiers": true,
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "IncludeSDPMaxRed": true,
    "IncludeSDPModeChangeCapability": true
  },
  "XCAP": {
    "SupportsCW": false,
    "XcapHttpVersion": "1.0",
    "SupportsCLIR": false,
    "DisableOnNetworkError": false,
    "ForbiddenHttpErrorCodes": "404,501,502,504",
    "imsRegistrationDependency": true,
    "ContentType": "application/xcap-el+xml",
    "supported": true,
    "useSecureTransport": true,
    "imsFeatureDependency": true
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911SearchTimer": "1",
    "CellularE911SearchTimeout": 2,
    "EnableVolteByDefault": true,
    "tLte911Timer": 0
  }
}