{
  "Signaling": {
    "DefaultAuthAlgorithm": "AKAv1-MD5",
    "InviteErrorResponsesToTriggerCSFB": "403,500,503",
    "UseFakeSAsForDeregistration": true,
    "RingingTimerSeconds": 90,
    "UseIPSec": true,
    "Preconditions": "Supported",
    "AlwaysAddSipInstance": true,
    "AdditionalContactParams": {
      "INVITE,INVITE:*": "+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting;+g.3gpp.mid-call"
    },
    "RingbackTimerSeconds": 90,
    "AlwaysSendSessionProgress": true
  },
  "Media": {
    "IncludeSDPModeChangeCapability": true
  },
  "XCAP": {
    "SupportsCW": false,
    "NafPort": 80,
    "DisableOnNetworkError": true,
    "ForbiddenHttpErrorCodes": "400,403,404,408,500,501,502,503,504",
    "AllowedOnlyWhenIMSRegistered": true,
    "SupportsCLIR": false,
    "BsfPort": 80,
    "ContentType": "application/xcap-el+xml",
    "supported": true,
    "SupportsCFErasure": false
  }
}