Category | Event | Triggering event | Description |
|---|---|---|---|
5GC Registration | 5GC De-registration | 5GMM De-registration Accept | 5GC de-registration |
5GC Registration | 5GC De-registration Request | 5GMM De-registration Request | 5GC de-registration request |
5GC Registration | 5GC Registration | 5GMM Registration Accept | 5GC registration |
5GC Registration | 5GC Registration Failure | 5GMM Registration Reject or timer expiry | 5GC registration failure |
5GC Registration | 5GC Registration Request | 5GMM Registration Request | 5GC registration request |
Call End | Call Dropped | Abnormal SIP response or timer expiry | IMS voice call dropped |
Call End | Call End | SIP 200 (Bye) | IMS voice call end |
Call End | Call End Initiated From 2G/3G | SIP Bye | IMS voice call clearing from 2G/3G |
Call End | DRB Dropped | SIP Bye (reason code 503, "loss or bearer") | DRP dropped |
Call End | Long Call | Call End, Call Dropped | IMS voice call duration longer than CallDurationThreshold UDP |
Call End | RTP Drop | Timer expiry | No RTP packets received within CallDroppedDLRTPTimeout UDP seconds and CallDroppedOnDLRTPTimeout UDP set to 1 |
Call End | Short Call | Call End, Call Dropped | IMS voice call duration shorter than CallDurationThreshold UDP |
Call End | Unknown Call Duration | Call End, Call Dropped | IMS voice call duration unknown |
Call End MO | MO Call Dropped | Abnormal SIP response or timer expiry | Mobile originated IMS voice call dropped |
Call End MO | MO Call End | SIP 200 (Bye) | Mobile originated IMS voice call end |
Call End MT | MT Call Dropped | Abnormal SIP response or timer expiry | Mobile terminated IMS voice call dropped |
Call End MT | MT Call End | SIP 200 (Bye) | Mobile terminated IMS voice call end |
Call Setup | 180 Ringing | SIP Ringing (Invite) | IMS voice call ringing indication |
Call Setup | Busy Here (Response Code 486) | SIP 486 (Invite) | SIP 486 response to SIP Invite |
Call Setup | Call Aborted | SIP Cancel | IMS voice call setup aborted (SIP Cancel) |
Call Setup | Call Aborted (Client Initiated) | SIP Cancel | IMS voice call setup aborted by client (SIP Cancel) |
Call Setup | Call Aborted (Network Initiated) | SIP Cancel | IMS voice call setup aborted by network (SIP Cancel) |
Call Setup | Call Blocked | Call setup fails or timer expiry | IMS voice call blocked |
Call Setup | Call Established | SIP Ack | IMS voice call established |
Call Setup | Call Establishment Failure | Timer expiry | SIP Ack not received within CallEstablishmentfailureTimeout UDP seconds of SIP 200 Ok (Invite) |
Call Setup | Call Redirection | SIP 300, 301, 302, 305 or 380 (Invite) | IMS voice call redirection |
Call Setup | Call Setup | SIP 200 (Invite) | IMS voice call setup |
Call Setup MO | MO 180 Ringing | SIP Ringing (Invite) | Mobile originated IMS voice call ringing indication |
Call Setup MO | MO Call Blocked | Call setup fails or timer expiry | Mobile originated IMS voice call blocked |
Call Setup MO | MO Call Established | SIP Ack | Mobile originated IMS voice call established |
Call Setup MO | MO Call Establishment Failure | Timer expiry | SIP Ack not received within CallEstablishmentfailureTimeout UDP seconds of SIP 200 Ok (Invite) by mobile originated device. |
Call Setup MO | MO Call Setup | SIP 200 (Invite) | Mobile originated IMS voice call setup |
Call Setup MT | MT 180 Ringing | SIP Ringing (Invite) | Mobile terminated IMS voice call ringing indication |
Call Setup MT | MT Call Blocked | Call setup fails or timer expiry | Mobile terminated IMS voice call blocked |
Call Setup MT | MT Call Established | SIP Ack | Mobile terminated IMS voice call established |
Call Setup MT | MT Call Establishment Failure | Timer expiry | SIP Ack not received within CallEstablishmentfailureTimeout UDP seconds of SIP 200 Ok (Invite) by mobile terminated device |
Call Setup MT | MT Call Setup | SIP 200 (Invite) | IMS voice call setup |
Call Start | Call Answer Failure | Answer End | TEMS 'Answer End' event indicates failure |
Call Start | Call Attempt | SIP Invite | IMS voice call attempt |
Call Start | Call Attempt Connected Mode | Dial Start, Answer Start | TEMS 'Dial Start' or 'Answer Start' events logged in Connected Mode |
Call Start | Call Attempt Idle Mode | Dial Start, Answer Start | TEMS 'Dial Start' or 'Answer Start' events logged in Idle Mode |
Call Start | Call Attempt Retry | SIP Invite | IMS voice repeated call attempt |
Call Start | Call Attempt Unknown Mode | Dial Start, Answer Start | TEMS 'Dial Start' or 'Answer Start' events logged in unknown mode |
Call Start | Call Initiation Failure | Timer expiry | Time since TEMS 'Dial Start' event until IMS voice call attempt longer than CallInitiationfailureTimeout UDP |
Call Start MO | MO Call | SIP Invite | Mobile originated device involved in IMS voice call |
Call Start MO | MO Call Attempt | SIP Invite | Mobile originated IMS voice call attempt |
Call Start MO | MO Call Attempt Retry | SIP Invite | Mobile originated IMS voice repeated call attempt |
Call Start MT | MT Call | SIP Invite | Mobile terminated device involved in IMS voice call |
Call Start MT | MT Call Attempt | SIP Invite | Mobile terminated IMS voice call attempt |
Call Start MT | MT Call Attempt Retry | SIP Invite | Mobile terminated IMS voice repeated call attempt |
EOF | Call Attempt (EOF) | SIP Invite | IMS voice call attempt made prior to end of log file ('Call Setup' missing) |
EOF | MO Call Attempt (EOF) | SIP Invite | Mobile originated IMS voice call attempt made prior to end of log file ('Call Setup' missing) |
EOF | MT Call Attempt (EOF) | SIP Invite | Mobile terminated IMS voice call attempt made prior to end of log file ('Call Setup' missing) |
IMS Registration | IMS Deregistration | SIP Register | IMS deregistration |
IMS Registration | IMS Registration Attempt | SIP Register | IMS registration attempt |
IMS Registration | IMS Registration Failure | IMS registration fails or timer expiry | IMS registration failure |
IMS Registration | IMS Registration Success | SIP 200 (Register) | IMS registration success |
IMS Registration | IMS Registration Success C1 (401 Unauthorized) | SIP 200 (Register) | IMS registration success following SIP 401 (Unauthorized) response on initial request |
IMS Registration | IMS Registration Success C2 (Re-registration) | SIP 200 (Register) | IMS re-registration success |
IMS Registration | IMS Registration Success C3 (Notify) | SIP 200 (Register) | SIP registration success following Notify success |
IRAT - Idle | Inter-System Cell Reselection To NR | 5GMM Registration Request | Idle Mode reselection to NR after SRVCC handover to EUTRAN |
NR EPS Fallback | Call Attempt EPSFB | SIP Invite | EPS fallback IMS voice call attempt |
NR EPS Fallback | Call Blocked EPSFB | Call setup fails or timer expiry | EPS fallback IMS voice call blocked |
NR EPS Fallback | Call Established EPSFB | SIP 200 (Invite) | EPS fallback IMS voice call established |
NR EPS Fallback | Call Setup EPSFB | SIP Ringing (Invite) | EPS fallback IMS voice call setup |
NR Handover | VoNR Handover | RRC Reconfiguration Complete | VoNR handover complete |
NR Handover | VoNR Handover Attempt | RRC Reconfiguration | VoNR handover attempt |
NR Handover | VoNR Handover Failure | RRC Reestablishment Request or T304 timer expiry | VoNR handover failure |
NR Handover | VoNR Inter-frequency Handover | RRC Reconfiguration Complete | VoNR inter-frequency handover |
NR Handover | VoNR Inter-frequency Handover Attempt | RRC Reconfiguration | VoNR inter-frequency handover attempt |
NR Handover | VoNR Inter-frequency Handover Failure | RRC Reestablishment Request or T304 timer expiry | VoNR inter-frequency handover failure |
NR Handover | VoNR Intra-frequency Handover | RRC Reconfiguration Complete | VoNR intra-frequency handover |
NR Handover | VoNR Intra-frequency Handover Attempt | RRC Reconfiguration | VoNR intra-frequency handover attempt |
NR Handover | VoNR Intra-frequency Handover Failure | RRC Reestablishment Request or T304 timer expiry | VoNR intra-frequency handover failure |
NR RRC | RRC Drop | RRC reestablishment failure or missing RRC Release | RRC drop |
NR RRC | RRC Reestablished | RRC Setup Complete | RRC reestablished |
NR RRC | RRC Reestablishment Failure | RRC Reject or T301 timer expiry | RRC reestablishment failure |
NR RRC | RRC Reestablishment Request | RRC Reestablishment Request | RRC reestablishment request |
NR RRC | RRC Release | RRC Release | RRC release |
NR RRC | RRC Setup Complete | RRC Setup Complete | RRC setup complete |
NR RRC | RRC Setup Failure | RRC Reject, T300 timer expiry or missing RRC Setup Complete | RRC setup failure |
NR RRC | RRC Setup Request | RRC Setup Request | RRC setup request |
Presence | Presence Subscription Failure | Abnormal SIP response or timer expiry | Subscribe request including presence failure |
Presence | Presence Subscription Not Authorized | SIP 202 (Subscribe) | Subscribe request including presence not authorized |
Presence | Presence Subscription Success | SIP 200 (Notify) | Subscribe request including presence success |
Presence | Publish Request | SIP Publish | Publish request |
Presence | Publish Request Failure | Abnormal SIP response or timer expiry | Publish request failure |
Presence | Publish Request Success | SIP 200 (Publish) | Publish request success |
Presence | Subscribe Request | SIP Subscribe | Subscribe request |
Presence | Subscribe Request Failure | Abnormal SIP response or timer expiry | Subscribe request failure |
Presence | Subscribe Request Success | SIP 200 (Subscribe) | Subscribe request success |
Radio Link Failure | NR Beam Failure | NR beam failure | NR beam failure |
Radio Link Failure | NR Radio Link Failure | NR radio link failure | NR radio link failure |
Radio Link Failure | NR SCG Failure | NR SCG failure | NR SCG failure |
Random Access | NR RACH Attempt | NR RACH attempt | NR RACH attempt |
Random Access | NR RACH Failure | NR RACH failure | NR RACH failure |
Random Access | NR RACH Success | NR RACH success | NR RACH success |
RTP | No Audio Received | Timer expiry | No RTP packets received within NoAudioReceivedTimeout UDP seconds and at least one RTP packet is sent in the last 1 second (repeated every NoAudioReceivedTimeout UDP seconds if no new packets are received) |
SRVCC | SRVCC to EUTRAN | RRC Connection Reconfiguration Complete | SRVCC handover to EUTRAN |
SRVCC | SRVCC to EUTRAN (Call Setup) | RRC Connection Reconfiguration Complete | SRVCC handover to EUTRAN during VoNR call setup |
SRVCC | SRVCC to EUTRAN (Ongoing Call) | RRC Connection Reconfiguration Complete | SRVCC handover to EUTRAN during ongoing VoNR call |
SRVCC | SRVCC to EUTRAN Failure | RRC Reestablishment Request or timer expiry | SRVCC handover to EUTRAN failure |
SRVCC | SRVCC to NR | RRC Reconfiguration Complete | SRVCC handover to NR |
SRVCC | SRVCC to NR (Call Setup) | RRC Reconfiguration Complete | SRVCC handover to NR during VoLTE call setup |
SRVCC | SRVCC to NR (Ongoing Call) | RRC Reconfiguration Complete | SRVCC handover to NR during ongoing VoLTE call |
SRVCC | SRVCC to NR Failure | RRC Connection Reestablishment Request or timer expiry | SRVCC handover to NR failure |
Video | Media Stream Addition Attempt | SIP Invite | Media stream addition attempt |
Video | Media Stream Addition Failure | Abnormal SIP response | Media stream addition failure |
Video | Media Stream Addition Success | SIP 200 (Invite) | Media stream addition success |
Video | Media Stream Removal Attempt | SIP Invite | Media stream removal attempt |
Video | Media Stream Removal Failure | Abnormal SIP response | Media stream removal failure |
Video | Media Stream Removal Success | SIP 200 (Invite) | Media stream removal success |
Video | ViNR End | Call End | IMS video call end |
Video | ViNR Error | Call Blocked, Call Dropped | IMS video call blocked or dropped |
Video | ViNR Start | Call Attempt | IMS video call attempt |
Voice Mail | Voice Mail Call | SIP Bye | IMS voice call rerouted to voice mail |