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iPhone Apple Watch
BT_OnePhone_uk
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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
19 changesno change
iPhone 18 Pro Max (US)
Qualcomm X80 · Mav25
newer than that versionnewer than that version
iPhone 16e
Apple C1
19 changesno change
iPhone Air
Apple C1
19 changesno change
iPhone 17e
Apple C1
newer than that versionnewer than that version
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max
Qualcomm X71M · Mav24
19 changesno change
iPhone 15, 15 Plus, 15 Pro, 15 Pro Max
Qualcomm · Mav23
19 changesno change
iPhone 14, 14 Plus, 14 Pro, 14 Pro Max
Qualcomm · Mav22
11 changesno change
iPhone SE (3rd generation)
Qualcomm · Mav30
11 changesno change
iPhone 13, 13 mini, 13 Pro, 13 Pro Max
Qualcomm · Mav21
11 changesno change
iPhone 12, 12 mini, 12 Pro, 12 Pro Max
Qualcomm · Mav20
11 changesno change
iPhone 11, 11 Pro, 11 Pro Max, SE (2nd generation)
Intel · ICE19
19 changesno change
iPhone 17, 17 Pro, 17 Pro Max: overrides_V53_V54_V57.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 16e: overrides_V59.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone Air: overrides_D23.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max: overrides_D93_D94_D47_D48.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 15, 15 Plus, 15 Pro, 15 Pro Max: overrides_D83_D84_D37_D38.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 14, 14 Plus, 14 Pro, 14 Pro Max: overrides_D73_D74_D27_D28.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers"… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "TriggerCSFBOnSDPError": true,
    "SupportPEarlyMediaHeader": true,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "403",
    "SipTimers": {
      "InviteResponseTimeout": 20000
    },
    "SendLocalTimeZoneInformation": true,
    "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
    "AlwaysSendSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "DropRegistrationOnSRVCC": true,
    "RingbackTimerSeconds": 130,
    "CountryOfOriginationFormat": "BOTH",
    "ValidateSipMessageRecipient": false,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "CallEndReasons": {
      "NetworkError": {
        "ReasonHeaderCause": 487
      },
      "MediaHeartbeatTimeout": {
        "ReasonHeaderText": "",
        "ReasonHeaderCause": 487
      },
      "Deregistering": {
        "ReasonHeaderText": "Deregistering",
        "ReasonHeaderCause": 487
      },
      "EmptyConference": {
        "ReasonHeaderText": "Conference call is empty",
        "ReasonHeaderCause": 487
      },
      "MediaTimeout": {
        "ReasonHeaderText": "RTP Timeout",
        "ReasonHeaderCause": 487
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Call Rejected By User",
        "ReasonHeaderCause": 487
      },
      "InvalidSdp": {
        "ReasonHeaderText": "Invalid SDP",
        "ReasonHeaderCause": 487
      },
      "RemoteCancel": {
        "ReasonHeaderCause": 487
      },
      "HoldResumeTimeout": {
        "ReasonHeaderText": "Hold/resume timeout",
        "ReasonHeaderCause": 487
      },
      "SessionExpired": {
        "ReasonHeaderText": "Session Expired",
        "ReasonHeaderCause": 487
      }
    },
    "RingingTimerSeconds": 60,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": true
  },
  "Media": {
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "PreferredAMRWBMode": 8,
    "UseSDPTemplateWhenAnswering": true,
    "EnableBandwidthSpecifiers": true,
    "AudioCodecs": {
      "109": {
        "max-red": "220",
        "SampleRate": 16000,
        "hf-only": "0",
        "ch-aw-recv": "2",
        "maxptime": "240",
        "EncodingName": "EVS",
        "br": "5.9-24.4",
        "bw": "nb-wb"
      }
    },
    "EnableRemoteRTCPDeactivation": true,
    "InactivityTimerRTCPSeconds": 10,
    "IncludeSDPModeChangeCapability": true,
    "UseSDPTemplateForAllInvites": false,
    "AllowHoldMusic": true,
    "IncludeSDPMaxRed": true
  },
  "XCAP": {
    "supported": false
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911OverCSIfNoIMSReg": true,
    "EnableVoLTEWithVoWiFi": false,
    "EnableVolteByDefault": true
  }
}
absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone SE (3rd generation): overrides_D49.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers"… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "TriggerCSFBOnSDPError": true,
    "SupportPEarlyMediaHeader": true,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "403",
    "SipTimers": {
      "InviteResponseTimeout": 20000
    },
    "SendLocalTimeZoneInformation": true,
    "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
    "AlwaysSendSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "DropRegistrationOnSRVCC": true,
    "RingbackTimerSeconds": 130,
    "CountryOfOriginationFormat": "BOTH",
    "ValidateSipMessageRecipient": false,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "CallEndReasons": {
      "NetworkError": {
        "ReasonHeaderCause": 487
      },
      "MediaHeartbeatTimeout": {
        "ReasonHeaderText": "",
        "ReasonHeaderCause": 487
      },
      "Deregistering": {
        "ReasonHeaderText": "Deregistering",
        "ReasonHeaderCause": 487
      },
      "EmptyConference": {
        "ReasonHeaderText": "Conference call is empty",
        "ReasonHeaderCause": 487
      },
      "MediaTimeout": {
        "ReasonHeaderText": "RTP Timeout",
        "ReasonHeaderCause": 487
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Call Rejected By User",
        "ReasonHeaderCause": 487
      },
      "InvalidSdp": {
        "ReasonHeaderText": "Invalid SDP",
        "ReasonHeaderCause": 487
      },
      "RemoteCancel": {
        "ReasonHeaderCause": 487
      },
      "HoldResumeTimeout": {
        "ReasonHeaderText": "Hold/resume timeout",
        "ReasonHeaderCause": 487
      },
      "SessionExpired": {
        "ReasonHeaderText": "Session Expired",
        "ReasonHeaderCause": 487
      }
    },
    "RingingTimerSeconds": 60,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": true
  },
  "Media": {
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "PreferredAMRWBMode": 8,
    "UseSDPTemplateWhenAnswering": true,
    "EnableBandwidthSpecifiers": true,
    "AudioCodecs": {
      "109": {
        "max-red": "220",
        "SampleRate": 16000,
        "hf-only": "0",
        "ch-aw-recv": "2",
        "maxptime": "240",
        "EncodingName": "EVS",
        "br": "5.9-24.4",
        "bw": "nb-wb"
      }
    },
    "EnableRemoteRTCPDeactivation": true,
    "InactivityTimerRTCPSeconds": 10,
    "IncludeSDPModeChangeCapability": true,
    "UseSDPTemplateForAllInvites": false,
    "AllowHoldMusic": true,
    "IncludeSDPMaxRed": true
  },
  "XCAP": {
    "supported": false
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911OverCSIfNoIMSReg": true,
    "EnableVoLTEWithVoWiFi": false,
    "EnableVolteByDefault": true
  }
}
absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 13, 13 mini, 13 Pro, 13 Pro Max: overrides_D63_D64_D16_D17.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers"… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "TriggerCSFBOnSDPError": true,
    "SupportPEarlyMediaHeader": true,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "403",
    "SipTimers": {
      "InviteResponseTimeout": 20000
    },
    "SendLocalTimeZoneInformation": true,
    "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
    "AlwaysSendSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "DropRegistrationOnSRVCC": true,
    "RingbackTimerSeconds": 130,
    "CountryOfOriginationFormat": "BOTH",
    "ValidateSipMessageRecipient": false,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "CallEndReasons": {
      "NetworkError": {
        "ReasonHeaderCause": 487
      },
      "MediaHeartbeatTimeout": {
        "ReasonHeaderText": "",
        "ReasonHeaderCause": 487
      },
      "Deregistering": {
        "ReasonHeaderText": "Deregistering",
        "ReasonHeaderCause": 487
      },
      "EmptyConference": {
        "ReasonHeaderText": "Conference call is empty",
        "ReasonHeaderCause": 487
      },
      "MediaTimeout": {
        "ReasonHeaderText": "RTP Timeout",
        "ReasonHeaderCause": 487
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Call Rejected By User",
        "ReasonHeaderCause": 487
      },
      "InvalidSdp": {
        "ReasonHeaderText": "Invalid SDP",
        "ReasonHeaderCause": 487
      },
      "RemoteCancel": {
        "ReasonHeaderCause": 487
      },
      "HoldResumeTimeout": {
        "ReasonHeaderText": "Hold/resume timeout",
        "ReasonHeaderCause": 487
      },
      "SessionExpired": {
        "ReasonHeaderText": "Session Expired",
        "ReasonHeaderCause": 487
      }
    },
    "RingingTimerSeconds": 60,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": true
  },
  "Media": {
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "PreferredAMRWBMode": 8,
    "UseSDPTemplateWhenAnswering": true,
    "EnableBandwidthSpecifiers": true,
    "AudioCodecs": {
      "109": {
        "max-red": "220",
        "SampleRate": 16000,
        "hf-only": "0",
        "ch-aw-recv": "2",
        "maxptime": "240",
        "EncodingName": "EVS",
        "br": "5.9-24.4",
        "bw": "nb-wb"
      }
    },
    "EnableRemoteRTCPDeactivation": true,
    "InactivityTimerRTCPSeconds": 10,
    "IncludeSDPModeChangeCapability": true,
    "UseSDPTemplateForAllInvites": false,
    "AllowHoldMusic": true,
    "IncludeSDPMaxRed": true
  },
  "XCAP": {
    "supported": false
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911OverCSIfNoIMSReg": true,
    "EnableVoLTEWithVoWiFi": false,
    "EnableVolteByDefault": true
  }
}
absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 12, 12 mini, 12 Pro, 12 Pro Max: overrides_D52g_D53g_D53p_D54p.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers"… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "TriggerCSFBOnSDPError": true,
    "SupportPEarlyMediaHeader": true,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "403",
    "SipTimers": {
      "InviteResponseTimeout": 20000
    },
    "SendLocalTimeZoneInformation": true,
    "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
    "AlwaysSendSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "DropRegistrationOnSRVCC": true,
    "RingbackTimerSeconds": 130,
    "CountryOfOriginationFormat": "BOTH",
    "ValidateSipMessageRecipient": false,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "CallEndReasons": {
      "NetworkError": {
        "ReasonHeaderCause": 487
      },
      "MediaHeartbeatTimeout": {
        "ReasonHeaderText": "",
        "ReasonHeaderCause": 487
      },
      "Deregistering": {
        "ReasonHeaderText": "Deregistering",
        "ReasonHeaderCause": 487
      },
      "EmptyConference": {
        "ReasonHeaderText": "Conference call is empty",
        "ReasonHeaderCause": 487
      },
      "MediaTimeout": {
        "ReasonHeaderText": "RTP Timeout",
        "ReasonHeaderCause": 487
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Call Rejected By User",
        "ReasonHeaderCause": 487
      },
      "InvalidSdp": {
        "ReasonHeaderText": "Invalid SDP",
        "ReasonHeaderCause": 487
      },
      "RemoteCancel": {
        "ReasonHeaderCause": 487
      },
      "HoldResumeTimeout": {
        "ReasonHeaderText": "Hold/resume timeout",
        "ReasonHeaderCause": 487
      },
      "SessionExpired": {
        "ReasonHeaderText": "Session Expired",
        "ReasonHeaderCause": 487
      }
    },
    "RingingTimerSeconds": 60,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "enableInNonVoLTEMode": false,
    "allowCSFBInVolteMode": true
  },
  "Media": {
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "PreferredAMRWBMode": 8,
    "UseSDPTemplateWhenAnswering": true,
    "EnableBandwidthSpecifiers": true,
    "AudioCodecs": {
      "109": {
        "max-red": "220",
        "SampleRate": 16000,
        "hf-only": "0",
        "ch-aw-recv": "2",
        "maxptime": "240",
        "EncodingName": "EVS",
        "br": "5.9-24.4",
        "bw": "nb-wb"
      }
    },
    "EnableRemoteRTCPDeactivation": true,
    "InactivityTimerRTCPSeconds": 10,
    "IncludeSDPModeChangeCapability": true,
    "UseSDPTemplateForAllInvites": false,
    "AllowHoldMusic": true,
    "IncludeSDPMaxRed": true
  },
  "XCAP": {
    "supported": false
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911OverCSIfNoIMSReg": true,
    "EnableVoLTEWithVoWiFi": false,
    "EnableVolteByDefault": true
  }
}
absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
iPhone 11, 11 Pro, 11 Pro Max, SE (2nd generation): overrides_D421_D431_N104_D79.plist
Key pathBeforeAfter
rAttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
rEnable4GByDefaulttrueabsent
rIMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
rIMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
rIMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
rIMSConfig.Media
{"MaxRedundancy":220,"InactivityTimerRTPSeconds":20,"PreferredAMRWBMode":8,"UseSDPTemplateWhenAnswering":true,"EnableBandwidthSpecifiers":true,"AudioCodecs":{"109":{"max-red":"220","SampleRate":16000,"hf-only":"0","ch-aw-recv":"2","maxptime":"240","EncodingName":"EVS","br":"5.9-24.4","bw":"nb-wb"}},… 
{
  "MaxRedundancy": 220,
  "InactivityTimerRTPSeconds": 20,
  "PreferredAMRWBMode": 8,
  "UseSDPTemplateWhenAnswering": true,
  "EnableBandwidthSpecifiers": true,
  "AudioCodecs": {
    "109": {
      "max-red": "220",
      "SampleRate": 16000,
      "hf-only": "0",
      "ch-aw-recv": "2",
      "maxptime": "240",
      "EncodingName": "EVS",
      "br": "5.9-24.4",
      "bw": "nb-wb"
    }
  },
  "EnableRemoteRTCPDeactivation": true,
  "InactivityTimerRTCPSeconds": 10,
  "IncludeSDPModeChangeCapability": true,
  "UseSDPTemplateForAllInvites": false,
  "AllowHoldMusic": true,
  "IncludeSDPMaxRed": true
}
absent
rIMSConfig.SMS.allowCSFBInVolteModetrueabsent
rIMSConfig.SMS.enableInNonVoLTEModefalseabsent
rIMSConfig.Signaling
{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers":{"InviteResp… 
{
  "AdditionalContactParams": {
    "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
  },
  "ussdEnabled": true,
  "TriggerCSFBOnSDPError": true,
  "SupportPEarlyMediaHeader": true,
  "EarlyMediaNeedsHeader": true,
  "ReRegisterOnErrorCodes": "403",
  "SipTimers": {
    "InviteResponseTimeout": 20000
  },
  "SendLocalTimeZoneInformation": true,
  "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
  "AlwaysSendSessionProgress": true,
  "MaxUdpMessageSize": 1200,
  "DropRegistrationOnSRVCC": true,
  "RingbackTimerSeconds": 130,
  "CountryOfOriginationFormat": "BOTH",
  "ValidateSipMessageRecipient": false,
  "RequirePreconditionsWhenMandatory": false,
  "Preconditions": "Supported",
  "CallEndReasons": {
    "NetworkError": {
      "ReasonHeaderCause": 487
    },
    "MediaHeartbeatTimeout": {
      "ReasonHeaderText": "",
      "ReasonHeaderCause": 487
    },
    "Deregistering": {
      "ReasonHeaderText": "Deregistering",
      "ReasonHeaderCause": 487
    },
    "EmptyConference": {
      "ReasonHeaderText": "Conference call is empty",
      "ReasonHeaderCause": 487
    },
    "MediaTimeout": {
      "ReasonHeaderText": "RTP Timeout",
      "ReasonHeaderCause": 487
    },
    "RejectedByUser": {
      "ReasonHeaderText": "Call Rejected By User",
      "ReasonHeaderCause": 487
    },
    "InvalidSdp": {
      "ReasonHeaderText": "Invalid SDP",
      "ReasonHeaderCause": 487
    },
    "RemoteCancel": {
      "ReasonHeaderCause": 487
    },
    "HoldResumeTimeout": {
      "ReasonHeaderText": "Hold/resume timeout",
      "ReasonHeaderCause": 487
    },
    "SessionExpired": {
      "ReasonHeaderText": "Session Expired",
      "ReasonHeaderCause": 487
    }
  },
  "RingingTimerSeconds": 60,
  "UseIPSec": true
}
absent
rIMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
rIMSConfig.XCAP{"supported":false}absent
rOverrideOperatorWiFiNameBT WiFiCallabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rShowWiFiCallingWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rTechSettings
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
rapns[0].DefaultProtocolMask3absent
rapns[1].DefaultProtocolMask3absent
rapns[3].DefaultProtocolMask3absent
Routine changes (31 files): version number only, per-phone file, compared by phone above, signature
FileKindWhy it is routine
Info.plistchangedversion number only
overrides_D23.plistchangedper-phone file, compared by phone above
overrides_D421_D431_N104_D79.plistchangedper-phone file, compared by phone above
overrides_D49.plistchangedper-phone file, compared by phone above
overrides_D52g_D53g_D53p_D54p.plistchangedper-phone file, compared by phone above
overrides_D63_D64_D16_D17.plistchangedper-phone file, compared by phone above
overrides_D73_D74_D27_D28.plistchangedper-phone file, compared by phone above
overrides_D83_D84_D37_D38.plistchangedper-phone file, compared by phone above
overrides_D93_D94_D47_D48.plistchangedper-phone file, compared by phone above
overrides_V159.der.priaddedper-phone file, compared by phone above
overrides_V159.plistaddedper-phone file, compared by phone above
overrides_V53_V54_V57.plistchangedper-phone file, compared by phone above
overrides_V59.plistchangedper-phone file, compared by phone above
overrides_V63_V64s_V68.der.priaddedper-phone file, compared by phone above
overrides_V63_V64s_V68.plistaddedper-phone file, compared by phone above
overrides_V64.der.priaddedper-phone file, compared by phone above
overrides_V64.plistaddedper-phone file, compared by phone above
signatures/common.plistchangedsignature
signatures/overrides_D23.plistchangedsignature
signatures/overrides_D421_D431_N104_D79.plistchangedsignature
signatures/overrides_D49.plistchangedsignature
signatures/overrides_D52g_D53g_D53p_D54p.plistchangedsignature
signatures/overrides_D63_D64_D16_D17.plistchangedsignature
signatures/overrides_D73_D74_D27_D28.plistchangedsignature
signatures/overrides_D83_D84_D37_D38.plistchangedsignature
signatures/overrides_D93_D94_D47_D48.plistchangedsignature
signatures/overrides_V159.plistaddedsignature
signatures/overrides_V53_V54_V57.plistchangedsignature
signatures/overrides_V59.plistchangedsignature
signatures/overrides_V63_V64s_V68.plistaddedsignature
signatures/overrides_V64.plistaddedsignature
carrier.plist changed 13 rows Before After only this file
Key pathBeforeAfter
cAttachAPN.3GPP.AllowedProtocolMask13
aAttachAPN.3GPP.AllowedProtocolMaskInRoamingLTEabsent3
aAttachAPN.3GPP.AllowedProtocolMaskInRoamingUMTSabsent3
cAttachAPN.3GPP.apnInternet.btonephone.com
aEnable4GByDefaultabsenttrue
aIMSConfigabsent
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"ussdEnabled":true,"TriggerCSFBOnSDPError":true,"SupportPEarlyMediaHeader":true,"EarlyMediaNeedsHeader":true,"ReRegisterOnErrorCodes":"403","SipTimers"… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "TriggerCSFBOnSDPError": true,
    "SupportPEarlyMediaHeader": true,
    "EarlyMediaNeedsHeader": true,
    "ReRegisterOnErrorCodes": "403",
    "SipTimers": {
      "InviteResponseTimeout": 20000
    },
    "SendLocalTimeZoneInformation": true,
    "InviteErrorResponsesToTriggerCSFB": "3XX,4XX,5XX,6XX",
    "AlwaysSendSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "DropRegistrationOnSRVCC": true,
    "RingbackTimerSeconds": 130,
    "CountryOfOriginationFormat": "BOTH",
    "ValidateSipMessageRecipient": false,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "CallEndReasons": {
      "NetworkError": {
        "ReasonHeaderCause": 487
      },
      "MediaHeartbeatTimeout": {
        "ReasonHeaderText": "",
        "ReasonHeaderCause": 487
      },
      "Deregistering": {
        "ReasonHeaderText": "Deregistering",
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      },
      "EmptyConference": {
        "ReasonHeaderText": "Conference call is empty",
        "ReasonHeaderCause": 487
      },
      "MediaTimeout": {
        "ReasonHeaderText": "RTP Timeout",
        "ReasonHeaderCause": 487
      },
      "RejectedByUser": {
        "ReasonHeaderText": "Call Rejected By User",
        "ReasonHeaderCause": 487
      },
      "InvalidSdp": {
        "ReasonHeaderText": "Invalid SDP",
        "ReasonHeaderCause": 487
      },
      "RemoteCancel": {
        "ReasonHeaderCause": 487
      },
      "HoldResumeTimeout": {
        "ReasonHeaderText": "Hold/resume timeout",
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      },
      "SessionExpired": {
        "ReasonHeaderText": "Session Expired",
        "ReasonHeaderCause": 487
      }
    },
    "RingingTimerSeconds": 60,
    "UseIPSec": true
  },
  "ConferenceCalling": {
    "conferenceServer": "sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"
  },
  "AllowHandoverWithoutIMSVoiceService": true,
  "SMS": {
    "enableInNonVoLTEMode": false
  },
  "Media": {
    "MaxRedundancy": 220,
    "InactivityTimerRTPSeconds": 20,
    "PreferredAMRWBMode": 8,
    "UseSDPTemplateWhenAnswering": true,
    "EnableBandwidthSpecifiers": true,
    "AudioCodecs": {
      "109": {
        "max-red": "220",
        "SampleRate": 16000,
        "ch-aw-recv": "2",
        "maxptime": "240",
        "EncodingName": "EVS",
        "br": "5.9-24.4",
        "bw": "nb-wb"
      }
    },
    "EnableRemoteRTCPDeactivation": true,
    "InactivityTimerRTCPSeconds": 10,
    "IncludeSDPModeChangeCapability": true,
    "UseSDPTemplateForAllInvites": false,
    "AllowHoldMusic": true,
    "IncludeSDPMaxRed": true
  },
  "XCAP": {
    "supported": false
  },
  "EnableWiFiCallingWithoutEntitlement": true,
  "Voice": {
    "E911OverITechSupported": true,
    "E911OverCSIfNoIMSReg": true,
    "EnableVoLTEWithVoWiFi": false,
    "EnableVolteByDefault": true
  }
}
cMyAccountURLhttp://www.business.bt.com/business-mobile/bt-one-phone/https://www.business.bt.com/business-mobile/bt-one-phone/
aOverrideOperatorWiFiNameabsentBT WiFiCall
rShowTTYfalseabsent
aShowVolteWarningUnsupportedCarrierabsentfalse
aShowWiFiCallingWarningUnsupportedCarrierabsentfalse
aSupportsImsCapabilityabsenttrue
aTechSettingsabsent
{"WifiCallingAllowedInRoaming":false,"ChildSAs":{"FirstChild":{"ChildProposals":[{"IntegrityAlgorithm":["SHA2-256"],"EncryptionAlgorithm":["AES-128"],"DHGroup":14,"Lifetime":86400}],"InstallPolicies":true,"ReplayWindowSize":12}},"iRatPolicies":{"PreferredTechnology":"wifi"},"IKE":{"Proposals":[{"Enc… 
{
  "WifiCallingAllowedInRoaming": false,
  "ChildSAs": {
    "FirstChild": {
      "ChildProposals": [
        {
          "IntegrityAlgorithm": [
            "SHA2-256"
          ],
          "EncryptionAlgorithm": [
            "AES-128"
          ],
          "DHGroup": 14,
          "Lifetime": 86400
        }
      ],
      "InstallPolicies": true,
      "ReplayWindowSize": 12
    }
  },
  "iRatPolicies": {
    "PreferredTechnology": "wifi"
  },
  "IKE": {
    "Proposals": [
      {
        "EncryptionAlgorithm": "AES-128",
        "IntegrityAlgorithm": "SHA2-256",
        "DHGroup": 14,
        "AuthenticationMethod": "None",
        "Lifetime": 80000,
        "EAPMethod": "EAP-AKA",
        "PRFAlgorithm": "SHA2-256"
      }
    ],
    "DeadPeerDetectionEnabled": false,
    "DeadPeerDetectionMaxRetries": 4,
    "DeadPeerDetectionInterval": 600,
    "LocalIdentifier": "0$imsi@nai.epc.mnc$mnc.mcc$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
789 carriers, 225 countries · iOS 27.0.1 (24A446) · beta iOS 27.2 beta 2 (24B5089g) GitHub Ready