{
  "Signaling": {
    "useIPSec": true,
    "AllowEarlyMediaToOverrideLocalRingback": true,
    "ringingTimer": 45,
    "OnlyUpdatePreconditionsIfConfPresent": true,
    "preconditions": "required",
    "ringbackTimer": 75,
    "TriggerCSFBOnWaitForRingingTimeout": true,
    "AllowedPdpTypeMask": 1,
    "earlyMediaNeedsHeader": true,
    "AdditionalContactParams": {
      "INVITE,INVITE:*": "+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting;+g.3gpp.mid-call"
    },
    "defaultAuthAlgorithm": "AKAv1-MD5",
    "supportPEarlyMediaHeader": true
  },
  "ConferenceCalling": {
    "conferenceServer": "mmtel@conf-factory.ims.mnc002.mcc413.3gppnetwork.org",
    "SendConferenceSubscribeInNewDialog": false,
    "TreatAllNotificationsAsPartial": true
  },
  "XCAP": {
    "supported": false
  }
}