carrier-explode iOS carrier and country bundles
iPhone Apple Watch
KTF_kr
iOS 27.2 beta 1–2 image · build 72.7.2 beta iOS 27.0 – 27.0.1 image · build 72.0 current release iOS 26.5 – 26.6.2 image · build 70.0 iOS 26.4 – 26.4.2 image · build 69.0.1 iOS 26.3.1 image · build 68.0 iOS 26.3 image · build 68.0 iOS 26.2 – 26.2.1 image · build 67.0 iOS 26.1 image · build 66.0 iOS 26.0 – 26.0.1 image · build 65.0.1 OTA · iOS 18.5+ · build 64.1 OTA · iOS 18.3+ · build 63.1 OTA · iOS 18.0+ · build 61.1 OTA · iOS 17.6+ · build 58.5 OTA · iOS 17.2+ · build 58.1 OTA · iOS 17.0+ · build 56.1 OTA · iOS 16.4+ · build 54.2 OTA · iOS 16.0+ · build 53.1 OTA · iOS 14.3+ · build 45.1 OTA · iOS 12.1+ · build 34.1 OTA · iOS 11.3+ · build 32.1 OTA · iOS 11.1+ · build 30.1 OTA · iOS 10.3+ · build 28.3 OTA · iOS 10.1+ · build 26.1 OTA · iOS 10.0+ · build 25.1 OTA · iOS 9.3+ · build 24.4 OTA · iOS 9.2+ · build 23.1 OTA · iOS 9.1+ · build 22.1 OTA · iOS 9.0+ · build 21.1 OTA · iOS 8.1+ · build 18.2 OTA · iOS 7.0+ · build 15.1 OTA · iOS 6.1+ · build 14.1 OTA · iOS 6.0+ · build 13.1 OTA · iOS 4.3+ · build 10.1 OTA · iOS 4.2+ · build 9.1 OTA · iOS 4.1+ · build 8.1 OTA · iOS 4.0+ · build 7.1 OTA · iOS 3.1+ · build 5.2 OTA · iOS 3.0+ · build 4.1 OTA · legacy · build 3.0 OTA · iOS 17.5+ · build 58.1 · iPad OTA · iOS 9.3+ · build 24.1 · iPad OTA · iOS 7.0+ · build 15.6 · iPad OTA · iOS 5.1+ · build 12.1 · iPad OTA · iOS 4.2+ · build 9.1 · iPad
Compare against
iOS 27.0 – 27.0.1 image · build 72.0 current release iOS 26.5 – 26.6.2 image · build 70.0 iOS 26.4 – 26.4.2 image · build 69.0.1 iOS 26.3.1 image · build 68.0 iOS 26.3 image · build 68.0 iOS 26.2 – 26.2.1 image · build 67.0 iOS 26.1 image · build 66.0 iOS 26.0 – 26.0.1 image · build 65.0.1 OTA · iOS 18.5+ · build 64.1 OTA · iOS 18.3+ · build 63.1 OTA · iOS 18.0+ · build 61.1 OTA · iOS 17.6+ · build 58.5 OTA · iOS 17.2+ · build 58.1 OTA · iOS 17.0+ · build 56.1 OTA · iOS 16.4+ · build 54.2 OTA · iOS 16.0+ · build 53.1 OTA · iOS 14.3+ · build 45.1 OTA · iOS 12.1+ · build 34.1 OTA · iOS 11.3+ · build 32.1 OTA · iOS 11.1+ · build 30.1 OTA · iOS 10.3+ · build 28.3 OTA · iOS 10.1+ · build 26.1 OTA · iOS 10.0+ · build 25.1 OTA · iOS 9.3+ · build 24.4 OTA · iOS 9.2+ · build 23.1 OTA · iOS 9.1+ · build 22.1 OTA · iOS 9.0+ · build 21.1 OTA · iOS 8.1+ · build 18.2 OTA · iOS 7.0+ · build 15.1 OTA · iOS 6.1+ · build 14.1 OTA · iOS 6.0+ · build 13.1 OTA · iOS 4.3+ · build 10.1 OTA · iOS 4.2+ · build 9.1 OTA · iOS 4.1+ · build 8.1 OTA · iOS 4.0+ · build 7.1 OTA · iOS 3.1+ · build 5.2 OTA · iOS 3.0+ · build 4.1 OTA · legacy · build 3.0 OTA · iOS 17.5+ · build 58.1 · iPad OTA · iOS 9.3+ · build 24.1 · iPad OTA · iOS 7.0+ · build 15.6 · iPad OTA · iOS 5.1+ · build 12.1 · iPad OTA · iOS 4.2+ · build 9.1 · iPad
Compare with another bundle…
Phones (13)

Each phone's own settings and modem file, against what that phone had before.

PhonesSettingsModem file
iPhone 18 Pro, 18 Pro Max
Apple · c4020
newer than that versionnewer than that version
iPhone 17, 17 Pro, 17 Pro Max
Qualcomm X80 · Mav25
20 changes4 changes
iPhone 18 Pro Max (US)
Qualcomm X80 · Mav25
newer than that versionnewer than that version
iPhone 16e
Apple C1
14 changes1 change
iPhone Air
Apple C1
20 changes1 change
iPhone 17e
Apple C1
20 changes1 change
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max
Qualcomm X71M · Mav24
13 changesno change
iPhone 15, 15 Plus, 15 Pro, 15 Pro Max
Qualcomm · Mav23
13 changesno change
iPhone 14, 14 Plus, 14 Pro, 14 Pro Max
Qualcomm · Mav22
13 changesno change
iPhone SE (3rd generation)
Qualcomm · Mav30
13 changesno change
iPhone 13, 13 mini, 13 Pro, 13 Pro Max
Qualcomm · Mav21
13 changesno change
iPhone 12, 12 mini, 12 Pro, 12 Pro Max
Qualcomm · Mav20
13 changesno change
iPhone 11, 11 Pro, 11 Pro Max, SE (2nd generation)
Intel · ICE19
13 changesno change
iPhone 17, 17 Pro, 17 Pro Max: overrides_V53_V54_V57.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
cDerPriFileVersion5.4.1616.0.161
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS.allowCSFBInVolteModefalseabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice.CheckIMSPrefForEmergencyfalseabsent
rIMSConfig.Voice.DialAsEmergencyOverIMSForUndetectedEmergencytrueabsent
cIMSConfig.Voice.EnableVoNRByDefaultfalsetrue
rIMSConfig.Voice.EnableVolteByDefaulttrueabsent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
cShowVoNRSwitchfalsetrue
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
cSupportsVoNRfalsetrue
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 17, 17 Pro, 17 Pro Max: overrides_V53_V54_V57.der.pri
Key pathBeforeAfter
cheader.PRI Revision5.4.1616.0.161
cschema[361]/nv/item_files/modem/nas/mav_force_srvcc/nv/item_files/modem/nas/mav_gfnh_recprcl_roaming
aschema[364]absent/nv/item_files/modem/nas/mav_force_srvcc
cunknown.9f83e4350504a1000600a100
iPhone 16e: overrides_V59.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
cDerPriFileVersion1.0.11.4.2
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 16e: overrides_V59.der.pri
Key pathBeforeAfter
cheader.PRI Revision1.0.11.4.2
iPhone Air: overrides_D23.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
cDerPriFileVersion0.4.11.0.1
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS.allowCSFBInVolteModefalseabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice.CheckIMSPrefForEmergencyfalseabsent
rIMSConfig.Voice.DialAsEmergencyOverIMSForUndetectedEmergencytrueabsent
cIMSConfig.Voice.EnableVoNRByDefaultfalsetrue
rIMSConfig.Voice.EnableVolteByDefaulttrueabsent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
cShowVoNRSwitchfalsetrue
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
cSupportsVoNRfalsetrue
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone Air: overrides_D23.der.pri
Key pathBeforeAfter
cheader.PRI Revision0.4.11.0.1
iPhone 17e: overrides_V159.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
cDerPriFileVersion0.4.11.0.1
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS.allowCSFBInVolteModefalseabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice.CheckIMSPrefForEmergencyfalseabsent
rIMSConfig.Voice.DialAsEmergencyOverIMSForUndetectedEmergencytrueabsent
cIMSConfig.Voice.EnableVoNRByDefaultfalsetrue
rIMSConfig.Voice.EnableVolteByDefaulttrueabsent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
cShowVoNRSwitchfalsetrue
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
cSupportsVoNRfalsetrue
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 17e: overrides_V159.der.pri
Key pathBeforeAfter
cheader.PRI Revision0.4.11.0.1
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max: overrides_D93_D94_D47_D48.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 15, 15 Plus, 15 Pro, 15 Pro Max: overrides_D83_D84_D37_D38.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 14, 14 Plus, 14 Pro, 14 Pro Max: overrides_D73_D74_D27_D28.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone SE (3rd generation): overrides_D49.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 13, 13 mini, 13 Pro, 13 Pro Max: overrides_D63_D64_D16_D17.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 12, 12 mini, 12 Pro, 12 Pro Max: overrides_D52g_D53g_D53p_D54p.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS{"enableInNonVoLTEMode":false,"allowCSFBInVolteMode":false}absent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[2].DefaultProtocolMask3absent
iPhone 11, 11 Pro, 11 Pro Max, SE (2nd generation): overrides_D421_D431_N104_D79.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}absent
rDefaultWhenImsSwitchOff0absent
rIMSConfig.ConferenceCalling{"ConferenceSupport":false}absent
rIMSConfig.Media
{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"br":"9.6-… 
{
  "PacketAlignmentAMRWB": "octetAlignedOnly",
  "PacketAlignmentAMRNB": "octetAlignedOnly",
  "RTCPIntervalSeconds": 5,
  "PayloadTypeOctetAlignAMRNB": 101,
  "EnableSDPCandidateAttribute": true,
  "EnableBandwidthSpecifiers": true,
  "PayloadTypeDTMF16K": 99,
  "PayloadTypeBWEfficientAMRNB": 100,
  "AudioCodecs": {
    "110": {
      "br": "9.6-24.4",
      "SampleRate": 16000,
      "EncodingName": "EVS",
      "bw": "nb-swb"
    }
  },
  "dtmfDigitDuration16K": 2240,
  "pdtmfInterDigitInterval16K": 320,
  "InactivityTimerRTCPSeconds": "36000",
  "dtmfDigitDuration8K": 1120,
  "EVSHardBwLimit": "nb-swb",
  "UseSDPTemplateForAllInvites": true,
  "PayloadTypeOctetAlignAMRWB": 98,
  "PayloadTypeDTMF8K": 102,
  "PayloadTypeBWEfficientAMRWB": 97
}
absent
rIMSConfig.SMS.allowCSFBInVolteModefalseabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"DefaultAuthAlgorithm":"AKAv1-MD5","RegistrationPolicy":"TTAK","SupportPEarlyMediaHeader":true,"DefaultRemoteSipPortOverwriteForEmergencyRoaming":5060,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"INVITE:60,403,406,408,504","DefaultRemoteSipPort":5080,"AcceptContactParams":"require;explici… 
{
  "DefaultAuthAlgorithm": "AKAv1-MD5",
  "RegistrationPolicy": "TTAK",
  "SupportPEarlyMediaHeader": true,
  "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
  "DefaultRemoteSipPort": 5080,
  "AcceptContactParams": "require;explicit",
  "EnableEmergencyRegistration": false,
  "PreferredSenderIdentity": "first",
  "ContactUser": "MDN",
  "SecurityAgreementEalgs": "aes-cbc,null",
  "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
  "RegistrationBaseTime": 30,
  "MaxUdpMessageSize": 3000,
  "SipTimers": {
    "A": 1000,
    "InviteResponseTimeout": 5000,
    "I": 17000,
    "B": 8000,
    "J": 32000,
    "C": 72000,
    "K": 17000,
    "T4": 17000,
    "D": 32000,
    "E": 2000,
    "F": 16000,
    "T1": 2000,
    "G": 2000,
    "T2": 16000,
    "H": 36000
  },
  "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"
  },
  "RingbackTimerSeconds": 180,
  "SendPreferredServiceInInvite": true,
  "IncomingPhoneNumberPrefixMap": {
    "+82": "0"
  },
  "RequirePreconditionsWhenMandatory": false,
  "SessionExpiresSeconds": 360,
  "Preconditions": "None",
  "UseNormalIdentityForEmergencyCalls": true,
  "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": "no_upd"
      },
      "ReasonHeaderCause": 103,
      "ReasonHeaderText": "Session-Expire",
      "ReasonHeaderProtocol": "SIP"
    }
  },
  "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
  "RingingTimerSeconds": 90,
  "RegistrationMaxTime": 1800,
  "UseIPSec": true,
  "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
}
absent
rIMSConfig.Voice{"CheckIMSPrefForEmergency":false,"DialAsEmergencyOverIMSForUndetectedEmergency":true,"EnableVolteByDefault":true}absent
rLocation{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}absent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
Routine changes (34 files): version number only, per-phone file, compared by phone above, signature
FileKindWhy it is routine
Info.plistchangedversion number only
overrides_D23.der.prichangedper-phone file, compared by phone above
overrides_D23.plistchangedper-phone file, compared by phone above
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carrier.plist changed 7 rows Before After only this file
Key pathBeforeAfter
aAttachAPNabsent{"3GPP":{"password":"","PcscfAddressRequired":true,"username":"","apn":"","AllowedProtocolMaskInRoamingLTE":3,"AllowedProtocolMask":3}}
aIMSConfigabsent
{"Media":{"PacketAlignmentAMRWB":"octetAlignedOnly","PacketAlignmentAMRNB":"octetAlignedOnly","RTCPIntervalSeconds":5,"PayloadTypeOctetAlignAMRNB":101,"EnableSDPCandidateAttribute":true,"EnableBandwidthSpecifiers":true,"PayloadTypeDTMF16K":99,"PayloadTypeBWEfficientAMRNB":100,"AudioCodecs":{"110":{"… 
{
  "Media": {
    "PacketAlignmentAMRWB": "octetAlignedOnly",
    "PacketAlignmentAMRNB": "octetAlignedOnly",
    "RTCPIntervalSeconds": 5,
    "PayloadTypeOctetAlignAMRNB": 101,
    "EnableSDPCandidateAttribute": true,
    "EnableBandwidthSpecifiers": true,
    "PayloadTypeDTMF16K": 99,
    "PayloadTypeBWEfficientAMRNB": 100,
    "AudioCodecs": {
      "110": {
        "br": "9.6-24.4",
        "SampleRate": 16000,
        "EncodingName": "EVS",
        "bw": "nb-swb"
      }
    },
    "dtmfDigitDuration16K": 2240,
    "pdtmfInterDigitInterval16K": 320,
    "InactivityTimerRTCPSeconds": "36000",
    "dtmfDigitDuration8K": 1120,
    "EVSHardBwLimit": "nb-swb",
    "UseSDPTemplateForAllInvites": true,
    "PayloadTypeOctetAlignAMRWB": 98,
    "PayloadTypeDTMF8K": 102,
    "PayloadTypeBWEfficientAMRWB": 97
  },
  "Signaling": {
    "DefaultAuthAlgorithm": "AKAv1-MD5",
    "RegistrationPolicy": "TTAK",
    "SupportPEarlyMediaHeader": true,
    "DefaultRemoteSipPortOverwriteForEmergencyRoaming": 5060,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "INVITE:60,403,406,408,504",
    "DefaultRemoteSipPort": 5080,
    "AcceptContactParams": "require;explicit",
    "EnableEmergencyRegistration": false,
    "PreferredSenderIdentity": "first",
    "ContactUser": "MDN",
    "SecurityAgreementEalgs": "aes-cbc,null",
    "InviteErrorResponsesToTriggerCSFB": "380,404,414,499,606",
    "RegistrationBaseTime": 30,
    "MaxUdpMessageSize": 3000,
    "SipTimers": {
      "A": 1000,
      "InviteResponseTimeout": 5000,
      "I": 17000,
      "B": 8000,
      "J": 32000,
      "C": 72000,
      "K": 17000,
      "T4": 17000,
      "D": 32000,
      "E": 2000,
      "F": 16000,
      "T1": 2000,
      "G": 2000,
      "T2": 16000,
      "H": 36000
    },
    "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"
    },
    "RingbackTimerSeconds": 180,
    "SendPreferredServiceInInvite": true,
    "IncomingPhoneNumberPrefixMap": {
      "+82": "0"
    },
    "RequirePreconditionsWhenMandatory": false,
    "SessionExpiresSeconds": 360,
    "Preconditions": "None",
    "UseNormalIdentityForEmergencyCalls": true,
    "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": "no_upd"
        },
        "ReasonHeaderCause": 103,
        "ReasonHeaderText": "Session-Expire",
        "ReasonHeaderProtocol": "SIP"
      }
    },
    "UserAgentHeaderValue": "TTA-VoLTE/2.0 ${OS}/${OS_VERSION} ${DEVICE}/1.0/KT",
    "RingingTimerSeconds": 90,
    "RegistrationMaxTime": 1800,
    "UseIPSec": true,
    "SecurityAgreementAlgs": "hmac-md5-96,hmac-sha-1-96"
  },
  "ConferenceCalling": {
    "ConferenceSupport": false
  },
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": false
  },
  "Voice": {
    "CheckIMSPrefForEmergency": false,
    "DialAsEmergencyOverIMSForUndetectedEmergency": true,
    "EnableVolteByDefault": true
  }
}
aLocationabsent{"EnableCPIDuringEmergencyMode":true,"EnableEarlyReturnDuringEmergencyMode":true}
rShowTTYfalseabsent
aShowVolteWarningUnsupportedCarrierabsentfalse
aSupportsImsCapabilityabsenttrue
aToolsConfigurationabsent{"EnableFeedbackCollection":true}
789 carriers, 225 countries · iOS 27.0.1 (24A446) · beta iOS 27.2 beta 2 (24B5089g) GitHub Ready