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BT OnePhone UK
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Phones (6)

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

PhonesSettingsModem file
iPhone 17e
Apple C1 and C1X · c4000
19 changesno change
iPhone Air
Apple C1 and C1X · c4000
19 changesno change
iPhone 17, 17 Pro, 17 Pro Max
Qualcomm X80 · Mav25
19 changesno change
iPhone 16e
Apple C1 and C1X · c4000
19 changesno change
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 X70 · Mav23
19 changesno change
iPhone 17e: overrides_V159.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
iPhone Air: overrides_D23.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
iPhone 17, 17 Pro, 17 Pro Max: overrides_V53_V54_V57.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
iPhone 16e: overrides_V59.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max: overrides_D93_D94_D47_D48.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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$mcc.3gppnetwork.org",
    "NATTKeepAliveOffload": true,
    "ValidateRemoteCertificate": false,
    "RemoteAddress": "epdg.epc.mnc008.mcc234.pub.3gppnetwork.org",
    "DeadPeerDetectionRetryInterval": 10
  },
  "ExtraConfigurationAttributeRequestv6": [
    {
      "Identifier": 16386,
      "Name": "AssignedPCSCFIPv6",
      "Type": "IPv6Address"
    }
  ],
  "SupportCallHandover": true,
  "TechPolicies": [
    {
      "policy": "TRUE",
      "serviceMask": 4
    },
    {
      "policy": "TRUE",
      "serviceMask": 131072
    }
  ],
  "ExtraConfigurationAttributeRequestv4": [
    {
      "Identifier": 16384,
      "Name": "AssignedPCSCFIPv4",
      "Type": "IPv4Address"
    }
  ],
  "WiFiCallingControlsAlliWLanServices": true,
  "5wiServiceMask": 3
}
absent
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
iPhone 15, 15 Plus, 15 Pro, 15 Pro Max: overrides_D83_D84_D37_D38.plist
Key pathBeforeAfter
AttachAPN{"3GPP":{"AllowedProtocolMaskInRoamingLTE":3,"password":"","AllowedProtocolMask":3,"PcscfAddressRequired":false,"username":"","AllowedProtocolMaskInRoamingUMTS":3,"apn":"Internet.btonephone.com","DefaultProtocolMask":3}}absent
Enable4GByDefaulttrueabsent
IMSConfig.AllowHandoverWithoutIMSVoiceServicetrueabsent
IMSConfig.ConferenceCalling{"conferenceServer":"sip:mmtel@conf-factory.ims.mnc${MNC}.mcc${MCC}.uktel.org"}absent
IMSConfig.EnableWiFiCallingWithoutEntitlementtrueabsent
IMSConfig.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
IMSConfig.SMS.allowCSFBInVolteModetrueabsent
IMSConfig.SMS.enableInNonVoLTEModefalseabsent
IMSConfig.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
IMSConfig.Voice{"E911OverITechSupported":true,"E911OverCSIfNoIMSReg":true,"EnableVoLTEWithVoWiFi":false,"EnableVolteByDefault":true}absent
IMSConfig.XCAP{"supported":false}absent
OverrideOperatorWiFiNameBT WiFiCallabsent
ShowVolteWarningUnsupportedCarrierfalseabsent
ShowWiFiCallingWarningUnsupportedCarrierfalseabsent
SupportsImsCapabilitytrueabsent
TechSettings
{"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
apns[0].DefaultProtocolMask3absent
apns[1].DefaultProtocolMask3absent
apns[3].DefaultProtocolMask3absent
Routine changes (14 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_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.plistchangedper-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
signatures/common.plistchangedsignature
signatures/overrides_D23.plistchangedsignature
signatures/overrides_D83_D84_D37_D38.plistchangedsignature
signatures/overrides_D93_D94_D47_D48.plistchangedsignature
signatures/overrides_V159.plistchangedsignature
signatures/overrides_V53_V54_V57.plistchangedsignature
signatures/overrides_V59.plistchangedsignature
carrier.plist changed 13 rows Before After only this file
Key pathBeforeAfter
AttachAPN.3GPP.AllowedProtocolMask13
AttachAPN.3GPP.AllowedProtocolMaskInRoamingLTEabsent3
AttachAPN.3GPP.AllowedProtocolMaskInRoamingUMTSabsent3
AttachAPN.3GPP.apnInternet.btonephone.com
Enable4GByDefaultabsenttrue
IMSConfigabsent
{"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
  },
  "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
  }
}
MyAccountURLhttp://www.business.bt.com/business-mobile/bt-one-phone/https://www.business.bt.com/business-mobile/bt-one-phone/
OverrideOperatorWiFiNameabsentBT WiFiCall
ShowTTYfalseabsent
ShowVolteWarningUnsupportedCarrierabsentfalse
ShowWiFiCallingWarningUnsupportedCarrierabsentfalse
SupportsImsCapabilityabsenttrue
TechSettingsabsent
{"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
}