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Content for TS 32.425 Word version: 18.0.0

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4.0 Applicability of measurements 4.1 RRC connection related measurements 4.2 E-RAB related measurements 4.3 Handover related measurements 4.4 Cell level radio bearer QoS related measurements 4.5 Radio resource utilization related measurements 4.6 UE-associated logical S1-connection related measurements 4.7 Paging related measurements 4.8 Measurements related to equipment resources 4.9 Common LAs of overlapping RAT's coverage 4.10 RF Measurements 4.11 SCell scheduling related measurements in CA 4.12 Power, Energy and Environmental (PEE) measurements 4.13 LWA related measurements 4.14 LWIP related measurements 4.15 WLAN connection related measurements 4.16 E-UTRA-NR Dual Connectivity related measurements

2 References p. 12

3 Measurement family and abbreviations p. 13

3.1 Measurement family p. 13

3.2 Abbreviations p. 14

4 Measurements related to eNodeB, Donor eNodeB and relay node p. 15

4.0 Applicability of measurements |R10| p. 15

4.1 RRC connection related measurements p. 15

4.1.1 RRC connection establishment p. 15

4.1.1.0 General |R15| p. 15

4.1.1.1 Attempted RRC connection establishments p. 15

4.1.1.2 Successful RRC connection establishments p. 16

4.1.1.3 Failed RRC connection establishments p. 16

4.1.1.4 Failed RRC connection establishment per failure cause |R9| p. 17

4.1.2 RRC connection re-establishment p. 17

4.1.2.0 General |R15| p. 17

4.1.2.1 Attempted RRC connection re-establishments p. 17

4.1.2.2 Successful RRC connection re-establishments p. 18

4.1.2.3 Failed RRC connection re-establishments p. 18

4.1.3 RRC connection number p. 19

4.1.3.1 Mean number of RRC Connections p. 19

4.1.3.2 Maximum number of RRC Connections p. 19

4.1.3.3 RRC connection usage per UE multi-RAT capability |R16| p. 19

4.1.4 RRC connection setup time p. 20

4.1.4.1 Mean RRC connection setup time p. 20

4.1.4.2 Maximum RRC connection setup time p. 20

4.1.5 UE CONTEXT Release |R9| p. 21

4.1.5.1 Number of UE CONTEXT Release Request initiated by eNodeB/RN p. 21

4.1.5.2 Successful UE CONTEXT Release p. 21

4.1.6 Inactivity timer |R13| p. 21

4.1.6.1 Number of successful RRC connection setups in relation to the time between successful RRC connection setup and last RRC connection release p. 21

4.2 E-RAB related measurements p. 22

4.2.0 General |R11| p. 22

4.2.1 E-RAB setup p. 22

4.2.1.1 Number of initial E-RABs attempted to setup p. 22

4.2.1.2 Number of initial E-RABs successfully established p. 22

4.2.1.3 Number of initial E-RABs failed to setup p. 23

4.2.1.4 Number of additional E-RABs attempted to setup p. 23

4.2.1.5 Number of additional E-RABs successfully established p. 24

4.2.1.6 Number of additional E-RABs failed to setup p. 24

4.2.1.7 Mean E-RAB Setup time p. 25

4.2.1.8 Maximum E-RAB Setup time p. 25

4.2.1.9 Number of E-RABs attempted to establish for incoming HOs |R11| p. 25

4.2.1.10 Number of E-RABs successfully established for incoming HOs |R11| p. 26

4.2.2 E-RAB release p. 26

4.2.2.1 Number of E-RABs requested to release initiated by eNodeB/RN per QCI p. 26

4.2.2.3 Number of E-RABs attempted to release p. 27

4.2.2.4 Number of E-RAB successfully released p. 28

4.2.2.5 Number of E-RAB failed to release p. 28

4.2.2.6 Number of released active E-RABs p. 29

4.2.2.7 Distribution of Normally Released Call (QCI1 E-RAB) Duration |R16| p. 29

4.2.2.8 Distribution of Abnormally Released Call (QCI1 E-RAB) Duration |R16| p. 30

4.2.2.9 Number of Normally Released Calls (QCI1 E-RAB) initiated by MME in RLF Detected Conditions |R17| p. 30

4.2.3 E-RAB modification p. 31

4.2.3.1 Number of E-RABs attempted to modify the QoS parameter p. 31

4.2.3.2 Number of E-RABs successfully modified the QoS parameter p. 31

4.2.3.3 Number of E-RABs failed to modify the QoS parameter p. 32

4.2.4 E-RAB activity p. 32

4.2.4.1 In-session activity time for UE p. 32

4.2.4.2 In-session activity time for E-RABs p. 32

4.2.5 E-RAB number |R9| p. 33

4.2.5.1 Average Number of simultaneous E-RABs. p. 33

4.2.5.2 Maximum Number of simultaneous E-RABs. p. 33

4.3 Handover related measurements p. 34

4.3.1 Intra-RAT Handovers p. 34

4.3.1.1 Intra-eNB/RN Handover related measurements p. 34

4.3.1.1.1 Attempted outgoing intra-eNB/RN handovers per handover cause p. 34

4.3.1.1.2 Successful outgoing intra-eNB/RN handovers per handover cause p. 34

4.3.1.1.3 Attempted outgoing intra-DeNB handover preparations from DeNB cell to RN per handover cause |R10| p. 35

4.3.1.1.4 Attempted outgoing intra-DeNB handover executions from DeNB cell to RN per handover cause |R10| p. 35

4.3.1.1.5 Successful outgoing intra-DeNB handover executions from DeNB cell to RN per handover cause |R10| p. 36

4.3.1.2 Inter-eNB Handover related measurements p. 36

4.3.1.2.1 Attempted outgoing inter-eNB handover preparations p. 36

4.3.1.2.2 Attempted outgoing inter-eNB handover executions per handover cause p. 36

4.3.1.2.3 Successful outgoing inter-eNB handover executions per handover cause p. 37

4.3.1.3 Handover measurements on neighbour cell basis p. 37

4.3.1.3.1 Attempted outgoing handovers per handover cause p. 37

4.3.1.3.2 Successful outgoing handovers per handover cause p. 38

4.3.1.3.3 Number of handover failures related with MRO |R9| p. 38

4.3.1.4 Intra- / Inter-frequency Handover related measurements p. 40

4.3.1.4.1 Attempted outgoing intra-frequency handovers p. 40

4.3.1.4.2 Successful outgoing intra-frequency handovers p. 40

4.3.1.4.3 Attempted outgoing inter-frequency handovers - gap-assisted measurement p. 40

4.3.1.4.4 Successful outgoing inter-frequency handovers - gap-assisted measurement p. 41

4.3.1.4.5 Attempted outgoing inter-frequency handovers - non gap-assisted measurement p. 41

4.3.1.4.6 Successful outgoing inter-frequency handovers - non gap-assisted measurement p. 41

4.3.1.5 Handover related measurements for DRX / non-DRX p. 42

4.3.1.5.1 Attempted outgoing handovers with DRX p. 42

4.3.1.5.2 Successful outgoing handovers with DRX p. 42

4.3.1.5.3 Attempted outgoing handovers non-DRX p. 42

4.3.1.5.4 Successful outgoing handovers non-DRX p. 43

4.3.1.6 Handover to cells outside the RN related measurements |R10| p. 43

4.3.1.6.1 Attempted preparations of outgoing handovers to the cells outside the RN p. 43

4.3.1.6.2 Attempted executions of outgoing handover to the cells outside the RN per handover cause p. 43

4.3.1.6.3 Successful executions of outgoing handover to the cells outside the RN per handover cause p. 44

4.3.1.7 Handover triggering measurements |R10| p. 44

4.3.1.7.1 Average quality of the serving cell when HO is triggered p. 44

4.3.1.7.2 Average quality of the neighboring cell when HO is triggered p. 45

4.3.2 Inter-RAT Handovers p. 45

4.3.2.1 Measurements related to inter-RAT Handovers - target cell of 3GPP and non-3GPP network technology p. 45

4.3.2.1.1 Attempted outgoing inter-RAT handovers per handover cause p. 45

4.3.2.1.2 Successful outgoing inter-RAT handovers per handover cause p. 46

4.3.2.1.3 Number of outgoing unnecessary handovers related with inter-RAT MRO |R11| p. 46

4.4 Cell level radio bearer QoS related measurements p. 47

4.4.1 Cell PDCP SDU bit-rate p. 47

4.4.1.1 Average DL cell PDCP SDU bit-rate p. 47

4.4.1.2 Average UL cell PDCP SDU bit-rate p. 47

4.4.1.3 Maximum DL cell PDCP SDU bit-rate p. 48

4.4.1.4 Maximum UL cell PDCP SDU bit-rate p. 48

4.4.1.5 Average DL cell control plane PDCP SDU bit-rate p. 48

4.4.1.6 Average UL cell control plane PDCP SDU bit-rate p. 49

4.4.2 Active UEs p. 49

4.4.2.1 Average number of active UEs on the DL per QCI p. 49

4.4.2.2 Average number of active UEs on the UL per QCI p. 49

4.4.2.3 Average number of active UEs per QCI |R16| p. 50

4.4.2.4 Average number of active UEs |R16| p. 50

4.4.3 Packet Delay and Drop Rate p. 51

4.4.3.1 Average DL PDCP SDU delay p. 51

4.4.3.2 DL PDCP SDU drop rate p. 51

4.4.4 Packet loss rate p. 51

4.4.4.1 DL PDCP SDU air interface loss rate p. 51

4.4.4.2 UL PDCP SDU loss rate p. 52

4.4.5 IP Latency measurements p. 52

4.4.5.1 IP Latency in DL, E-RAB level p. 52

4.4.6 IP Throughput measurements |R9| p. 53

4.4.6.1 IP Throughput in DL p. 53

4.4.6.2 IP Throughput in UL p. 54

4.4.6.3 Scheduled IP Throughput in DL |R13| p. 54

4.4.6.4 Scheduled IP Throughput in UL |R13| p. 54

4.4.6.5 Time duration of Scheduled IP Throughput in DL |R13| p. 55

4.4.6.6 Time duration of Scheduled IP Throughput in UL |R13| p. 55

4.4.6.7 DL scheduled IP throughput distribution |R15| p. 56

4.4.6.8 UL scheduled IP throughput distribution |R15| p. 56

4.4.7 PDCP data volume measurements |R14| p. 57

4.4.7.1 DL cell PDCP SDU Data Volume p. 57

4.4.7.2 UL cell PDCP SDU Data Volume p. 57

4.4.8 Measurements related to Quality of Service Cannot be Achieved in the Cell |R16| p. 58

4.4.8.1 Time Period the Requested IP throughput of GBR services Cannot be Achieved in the Cell p. 58

4.4.8.2 Time Period the Requested latency of GBR services Cannot be Achieved in the Cell p. 58

4.5 Radio resource utilization related measurements p. 59

4.5.1 DL PRB Usage for traffic p. 59

4.5.2 UL PRB Usage for traffic p. 59

4.5.3 DL Total PRB Usage p. 60

4.5.4 UL Total PRB Usage p. 60

4.5.5 RACH Usage p. 61

4.5.5.1 Mean number of RACH preambles received |R10| p. 61

4.5.5.2 Distribution of RACH preambles sent |R10| p. 61

4.5.5.3 Distribution of RACH access delay |R10| p. 61

4.5.5.4 Percentage of contentious RACH attempts |R10| p. 62

4.5.5.5 Number of UE RACH reports received |R10| p. 62

4.5.5.6 Percentage of time when all dedicated RACH preambles are used |R10| p. 62

4.5.6 Cell Unavailable Time p. 63

4.5.7 TB related measurements |R10| p. 63

4.5.7.1 Total Number of DL TBs p. 63

4.5.7.2 Error Number of DL TBs p. 63

4.5.7.3 Total Number of UL TBs p. 64

4.5.7.4 Error Number of UL TBs p. 64

4.5.8 Power utilization measurements |R10| p. 64

4.5.8.1 Maximum carrier transmit power p. 64

4.5.8.2 Mean carrier transmit power p. 65

4.5.9 PRB Full Utilisation |R10| p. 65

4.5.9.1 DL PRB full utilisation p. 65

4.5.9.2 UL PRB full utilisation p. 65

4.5.10 Distribution of DL total PRB ssage |R15| p. 66

4.5.11 Distribution of UL total PRB usage |R15| p. 66

4.6 UE-associated logical S1-connection related measurements p. 67

4.6.1 UE-associated logical S1-connection establishment p. 67

4.6.1.1 Attempted UE-associated logical S1-connection establishment from eNB to MME p. 67

4.6.1.2 Succesful UE-associated logical S1-connection establishment from eNB to MME p. 67

4.7 Paging related measurements p. 67

4.7.1 Paging Performance p. 67

4.7.1.1 Number of paging records discarded at the eNodeB/RN p. 67

4.7.1.2 Number of paging records received by the eNodeB/RN |R10| p. 68

4.8 Measurements related to equipment resources |R9| p. 68

4.8.1 eNodeB/RN processor usage p. 68

4.8.1.1 Mean processor usage p. 68

4.8.1.2 Peak processor usage p. 68

4.9 Common LAs of overlapping RAT's coverage |R9| p. 69

4.9.1 Number of incoming IRAT mobility events per LA p. 69

4.10 RF Measurements |R10| p. 69

4.10.1 CQI Distribution p. 69

4.10.1.0 General |R11| p. 69

4.10.1.1 Wideband CQI distribution p. 69

4.10.1.2 Average sub-band CQI p. 70

4.10.2 Timing Advance Distribution p. 70

4.11 SCell scheduling related measurements in CA |R13| p. 71

4.11.0 Introduction p. 71

4.11.1 Attempted PUCCH allocations for SCell scheduling in Carrier Aggregation p. 71

4.11.2 Successful PUCCH allocations for SCell scheduling in Carrier Aggregation p. 71

4.11.3 Failed PUCCH allocations for SCell scheduling in Carrier Aggregation p. 71

4.12 Power, Energy and Environmental (PEE) measurements |R15| p. 72

4.12.0 Applicability of measurements p. 72

4.12.1 Power p. 72

4.12.1.1 Average Power p. 72

4.12.1.2 Minimum Power p. 72

4.12.1.3 Maximum Power p. 72

4.12.2 Energy p. 73

4.12.3 Temperature p. 73

4.12.3.1 Average Temperature p. 73

4.12.3.2 Minimum Temperature p. 73

4.12.3.3 Maximum Temperature p. 74

4.12.4 Voltage p. 74

4.12.5 Current p. 74

4.12.6 Humidity p. 74

4.13 LWA related measurements |R16| p. 75

4.13.1 User data transmission on Xw interface for non-collocated LWA p. 75

4.13.1.1 Number of octets of outgoing LWA PDUs transmitted over Xw interface p. 75

4.13.1.2 Mean number of UEs associated with WLAN p. 75

4.13.1.3 Number of UEs with DL LWA PDUs successfully transmitted over Xw interface p. 75

4.13.2 RRC procedures for LWA p. 76

4.13.2.1 Number of attempted WLAN additions to the LWA WLAN mobility set p. 76

4.13.2.2 Number of successful WLAN additions to the LWA WLAN mobility set p. 76

4.13.2.3 Number of attempted WLAN releases from the LWA WLAN mobility set p. 76

4.13.2.4 Number of successful WLAN releases from the LWA WLAN mobility set p. 77

4.13.2.5 Number of attempted additions of LWA DRB p. 77

4.13.2.6 Number of successful additions of LWA DRB p. 77

4.13.2.7 Number of attempted reconfigurations of LTE DRB to LWA DRB p. 78

4.13.2.8 Number of successful reconfigurations of LTE DRB to LWA DRB p. 78

4.13.2.9 Number of attempted reconfigurations of LWA DRB p. 78

4.13.2.10 Number of successful reconfigurations of LWA DRB p. 78

4.14 LWIP related measurements |R16| p. 79

4.14.1 User data transmission via WLAN for LWIP p. 79

4.14.1.1 Number of octets of DL LWIPEP PDUs p. 79

4.14.1.2 Number of octets of UL LWIPEP PDUs p. 79

4.14.1.3 Number of UEs with DL LWIPEP PDUs p. 79

4.14.1.4 Number of UEs with UL LWIPEP PDUs p. 80

4.14.2 RRC procedures for LWIP p. 80

4.14.2.1 Number of attempted WLAN additions to the LWIP WLAN mobility set p. 80

4.14.2.2 Number of successful WLAN additions to the LWIP WLAN mobility set p. 80

4.14.2.3 Number of attempted WLAN releases from the LWIP WLAN mobility set p. 81

4.14.2.4 Number of successful WLAN releases from the LWIP WLAN mobility set p. 81

4.14.2.5 Number of attempted additions of LWIP DRB p. 81

4.14.2.6 Number of successful additions of LWIP DRB p. 81

4.14.2.7 Number of attempted reconfigurations of LTE DRB to LWIP DRB p. 82

4.14.2.8 Number of successful reconfigurations of LTE DRB to LWIP DRB p. 82

4.14.2.9 Number of attempted reconfigurations of LWIP DRB p. 82

4.14.2.10 Number of successful reconfigurations of LWIP DRB p. 83

4.15 WLAN connection related measurements |R16| p. 83

4.15.1 Number of WLAN connection status reports p. 83

4.16 E-UTRA-NR Dual Connectivity related measurements |R16| p. 84

4.16.1 Secondary Node Addition p. 84

4.16.1.1 Number of Secondary Node Additions without SN terminated bearers p. 84

4.16.1.2 Successful Secondary Node Additions without SN terminated bearers p. 84

4.16.1.3 Failed Secondary Node Additions without SN terminated bearers p. 84

4.16.1.4 Number of Secondary Node Additions with SN terminated bearers p. 85

4.16.1.5 Successful Secondary Node Additions with SN terminated bearers p. 85

4.16.1.6 Failed Secondary Node Additions with SN terminated bearers p. 85

4.16.1.7 Number of Path Update Request at Secondary Node Additions p. 86

4.16.1.8 Number of Path Update Successful at Secondary Node Additions p. 86

4.16.1.9 Number of SN terminated bearers attempted to setup at Secondary Node Additions p. 87

4.16.1.10 Number of Successful prepared SN terminated bearers at Secondary Node Additions p. 87

4.16.1.11 Number of Successful reconfigured SN terminated bearers at Secondary Node Additions p. 87

4.16.1.12 Number of SN terminated bearers Path Update at Secondary Node Additions p. 88

4.16.1.13 Number of Successful SN terminated bearers Path Update at Secondary Node Additions p. 88