| IMSConfig.ConferenceCalling.SendConferenceSubscribeInNewDialog added | absent | true |
| IMSConfig.ConferenceCalling.sendConferenceSubscribeInNewDialog removed | true | absent |
| IMSConfig.Media.EnableBandwidthSpecifiers added | absent | true |
| IMSConfig.Media.InactivityTimerRTPRTCP removed | 30 | absent |
| IMSConfig.Media.InactivityTimerRTPSeconds added | absent | 30 |
| IMSConfig.Media.IncludeSDPModeChangeCapability added | absent | true |
| IMSConfig.Media.UseSDPTemplateForAllInvites added | absent | 0 |
| IMSConfig.Media.allowHoldMusic removed | true | absent |
| IMSConfig.Media.enableBandwidthSpecifiers removed | false | absent |
| IMSConfig.Media.includeSDPModeChangeCapability removed | false | absent |
| IMSConfig.Media.useSDPTemplateForAllInvites removed | 0 | absent |
| IMSConfig.Media.useSDPTemplateWhenAnswering removed | true | absent |
| IMSConfig.Signaling.AllowedPdpTypeMask removed | 2 | absent |
| IMSConfig.Signaling.AlwaysSendSessionProgress added | absent | true |
| IMSConfig.Signaling.EnableCellularNetworkInfo added | absent | true |
| IMSConfig.Signaling.FatalTransportErrors added | absent | 49,51,65 |
| IMSConfig.Signaling.IgnoreRegNotificationContactExpires added | absent | true |
| IMSConfig.Signaling.InviteErrorResponsesToTriggerCSFB changed | 3XX,4XX,5XX,6XX | 3XX,5XX,6XX |
| IMSConfig.Signaling.MaxTransportErrors added | absent | 5 |
| IMSConfig.Signaling.Preconditions added | absent | Supported |
| IMSConfig.Signaling.RegistrationRetryIntervals removed | 30,30,60+15,120,480,900 | absent |
| IMSConfig.Signaling.RingbackTimer removed | 120 | absent |
| IMSConfig.Signaling.RingbackTimerSeconds added | absent | 120 |
| IMSConfig.Signaling.RingingTimer removed | 120 | absent |
| IMSConfig.Signaling.RingingTimerSeconds added | absent | 120 |
| IMSConfig.Signaling.SendLocalTimeZoneInformation added | absent | true |
| IMSConfig.Signaling.TriggerCSFBOnSDPError added | absent | true |
| IMSConfig.Signaling.UseIPSec added | absent | true |
| IMSConfig.Signaling.alwaysSendSessionProgress removed | true | absent |
| IMSConfig.Signaling.enableCellularNetworkInfo removed | true | absent |
| IMSConfig.Signaling.fatalTransportErrors removed | 49,51,65 | absent |
| IMSConfig.Signaling.ignoreRegNotificationContactExpires removed | true | absent |
| IMSConfig.Signaling.maxTransportErrors removed | 5 | absent |
| IMSConfig.Signaling.preconditions removed | Supported | absent |
| IMSConfig.Signaling.securityAgreementOptions removed | | absent |
| IMSConfig.Signaling.sendLocalTimeZoneInformation removed | true | absent |
| IMSConfig.Signaling.triggerCSFBOnSDPError removed | true | absent |
| IMSConfig.Signaling.triggerCSFBOnWaitForRingingTimeout removed | true | absent |
| IMSConfig.Signaling.useIPSec removed | true | absent |
| IMSConfig.Voice.E911OverIMSSupported removed | false | absent |
| IMSConfig.Voice.EnableVolteByDefault removed | false | absent |