{
  "Signaling": {
    "SecurityAgreementEalgs": "aes-cbc,null",
    "RingbackTimerSeconds": 120,
    "RingingTimerSeconds": 120,
    "ImpuRank": "second",
    "RegSubscriptionEnabled": false,
    "SessionExpiresSeconds": 3600,
    "NetworkBasedCallWaiting": false,
    "SecurityAgreementAlgs": "hmac-sha-1-96",
    "AddAccessNetworkInfoToInsecureMessages": true,
    "RegistrationRetryIntervals": "30,30,60+15,120,480",
    "MaxUdpMessageSize": 3000,
    "SetSessionTimerRefresherInInitialRequest": true,
    "RegistrationRefreshCushionPercent": 0,
    "SipTimers": {
      "A": 2000,
      "InviteResponseTimeout": 0,
      "I": 9000,
      "B": 32000,
      "J": 128000,
      "C": 120000,
      "K": 9000,
      "T4": 9000,
      "D": 128000,
      "E": 2000,
      "F": 16000,
      "T1": 2000,
      "G": 2000,
      "T2": 8000,
      "H": 32000
    },
    "AcceptContactParams": "require;explicit",
    "RegistrationThrottlingCushionPercent": 0,
    "PreferredSenderIdentity": "first",
    "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/LGU",
    "ClearRegistrationCallIdOnDeinitialization": true,
    "UseIPSec": true,
    "EmergencyCallBackModeExpirationSeconds": 300,
    "AllowEarlyMediaToOverrideLocalRingback": true,
    "UseFakeSAsForDeregistration": true,
    "UseNormalIdentityForEmergencyCalls": true,
    "EmergencyURNs": {
      "111": "urn:service:sos.country-specific.kr.111",
      "112": "urn:service:sos.police",
      "113": "urn:service:sos.country-specific.kr.113",
      "117": "urn:service:sos.country-specific.kr.117",
      "118": "urn:service:sos.country-specific.kr.118",
      "119": "urn:service:sos.fire",
      "122": "urn:service:sos.marine",
      "125": "urn:service:sos.country-specific.kr.125",
      "911": "urn:service:sos.fire"
    },
    "InviteErrorResponsesToTriggerCSFB": "380",
    "DefaultAuthAlgorithm": "AKAv1-MD5",
    "VirtualInterfaceMtu": 4096,
    "TriggerCSFBOnWaitForRingingTimeout": false,
    "CallEndReasons": {
      "Blocked": {
        "ReasonHeaderText": "Decline",
        "StatusCode": 603
      },
      "InternalError": {
        "ExtraHeaders": {
          "P-SKT-BYE-CAUSE": "normal"
        },
        "ReasonHeaderCause": 104,
        "ReasonHeaderText": "Unknown",
        "ReasonHeaderProtocol": "ETC"
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Decline",
        "StatusCode": 603
      },
      "UserTriggered": {
        "ExtraHeaders": {
          "P-SKT-BYE-CAUSE": "normal"
        },
        "ReasonHeaderCause": 101,
        "ReasonHeaderText": "User triggered",
        "ReasonHeaderProtocol": "USER"
      },
      "MediaTimeout": {
        "ExtraHeaders": {
          "P-SKT-BYE-CAUSE": "no_rtp"
        },
        "ReasonHeaderCause": 102,
        "ReasonHeaderText": "RTP timeout",
        "ReasonHeaderProtocol": "RTP"
      },
      "DoNotDisturb": {
        "ReasonHeaderText": "Decline",
        "StatusCode": 603
      },
      "SessionExpired": {
        "ExtraHeaders": {
          "P-SKT-BYE-CAUSE": "normal"
        },
        "ReasonHeaderCause": 103,
        "ReasonHeaderText": "Session-Expire",
        "ReasonHeaderProtocol": "SIP"
      }
    },
    "NumberOfSilentRedialAttempts": 1,
    "SupportPEarlyMediaHeader": false,
    "SendPreferredServiceInInvite": true,
    "RegistrationPolicy": "TTAK",
    "ContactUser": "MDN",
    "RegistrationRetryBaseTimeSeconds": 30,
    "AlwaysUnsubscribeFromRegEvents": false,
    "EnableEmergencyRegistration": false,
    "RequirePreconditionsWhenMandatory": false,
    "EarlyMediaNeedsHeader": false,
    "ReRegisterOnErrorCodes": "INVITE:403",
    "Preconditions": "None"
  },
  "ConferenceCalling": {
    "SendConferenceSubscribeInNewDialog": true,
    "conferenceServer": "sip:conference-factory@lguplus.co.kr"
  },
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": false
  },
  "XCAP": {
    "NafHost": "xcap.mobvas.uplus.co.kr",
    "ReuseAuthCredentials": true,
    "imsFeatureDependency": true,
    "NafPort": 443,
    "SupportsCLIR": false,
    "supported": true,
    "DisableOnNetworkError": false,
    "ForbiddenHttpErrorCodes": "",
    "NafUseSecureTransport": true,
    "imsRegistrationDependency": true,
    "IgnoreInternationalDataRoamingSwitch": false,
    "IgnoreCellularDataSwitch": false
  },
  "Media": {
    "PacketAlignmentAMRWB": "octetAlignedOnly",
    "PacketAlignmentAMRNB": "octetAlignedOnly",
    "PreferredAMRWBMode": 8,
    "PayloadTypeOctetAlignAMRNB": 96,
    "EnableSDPCandidateAttribute": true,
    "EnableBandwidthSpecifiers": true,
    "MaxPacketizationTime": 120,
    "PayloadTypeBWEfficientAMRNB": 98,
    "PayloadTypeDTMF16K": 107,
    "RTCPIntervalSeconds": 3,
    "DTMFDigitDurationMilliseconds": 140,
    "InactivityTimerRTCPSeconds": 36000,
    "UseSDPTemplateForAllInvites": true,
    "PayloadTypeOctetAlignAMRWB": 100,
    "PayloadTypeDTMF8K": 101,
    "PayloadTypeBWEfficientAMRWB": 97
  },
  "SIM": {
    "USIMFallbackSupport": false
  },
  "Voice": {
    "BlockCallsOverCS": true,
    "EnableVolteByDefault": true
  }
}