ETSI TS 132 426 V11.5.0 (2019-10)

TECHNICAL SPECIFICATION
LTE;
Telecommunication management;
Performance Management (PM);
Performance measurements Evolved Packet Core (EPC)
network
(3GPP TS 32.426 version 11.5.0 Release 11)

3GPP TS 32.426 version 11.5.0 Release 11 1 ETSI TS 132 426 V11.5.0 (2019-10)

Reference
RTS/TSGS-0532426vb50
Keywords
LTE
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ETSI
3GPP TS 32.426 version 11.5.0 Release 11 2 ETSI TS 132 426 V11.5.0 (2019-10)
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Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
1 Scope . 11
2 References . 11
3 Measurement family and abbreviations. 12
3.1 Measurement family . 12
3.2 Abbreviations . 12
4 Measurements related to the MME . 13
4.1 Mobility Management . 13
4.1.1 EPS attach procedures . 13
4.1.1.0 General . 13
4.1.1.1 Attempted EPS attach procedures . 13
4.1.1.2 Successful EPS attach procedures . 13
4.1.1.3 Failed EPS attach procedures . 14
4.1.1.4 Combined EPS/IMSI attach . 14
4.1.1.4.0 General . 14
4.1.1.4.1 Attempted combined attach procedures . 14
4.1.1.4.2 Successful combined attach procedures . 14
4.1.1.4.3 Failed combined attach procedures . 15
4.1.1.5 EPS emergency attach procedures . 15
4.1.1.5.0 General . 15
4.1.1.5.1 Attempted emergency attach procedures . 15
4.1.1.5.2 Successful emergency attach procedures . 16
4.1.1.5.3 Failed emergency attach procedures . 16
4.1.2 UE-initiated EPS Detach procedure . 17
4.1.2.1 Attempted EPS detach procedures by UE . 17
4.1.2.2 Successful EPS detach procedures by UE . 17
4.1.3 MME-initiated EPS Detach procedure . 17
4.1.3.1 Attempted EPS detach procedures by MME . 17
4.1.3.2 Successful EPS detach procedures by MME . 18
4.1.4 HSS-initiated EPS Detach procedure . 18
4.1.4.1 Attempted EPS detach procedures by HSS . 18
4.1.4.2 Successful EPS detach procedures by HSS . 18
4.1.5 Tracking area update procedure with Serving GW change . 19
4.1.5.0 General . 19
4.1.5.1 Attempted tracking area update procedure with Serving GW change . 19
4.1.5.2 Successful tracking area update procedure with Serving GW change . 19
4.1.5.3 Failed tracking area update procedure with Serving GW change . 19
4.1.6 Tracking area update procedure without Serving GW change. 20
4.1.6.0 General . 20
4.1.6.1 Attempted tracking area update procedure without Serving GW change . 20
4.1.6.2 Successful tracking area update procedure without Serving GW change . 20
4.1.6.3 Failed tracking area update procedure without Serving GW change . 21
4.1.7 EPS paging procedures . 21
4.1.7.0 General . 21
4.1.7.1 Attempted EPS paging procedures . 21
4.1.7.2 Successful EPS paging procedures . 22
4.1.7.3 Failed EPS paging procedures. 22
4.1.8 MME control of overload related measurements for EPC . 22
4.1.8.1 Attempted Overload Start procedure . 22
4.1.8.2 Attempted Overload Stop procedure . 23
4.1.9 EMM-Registered subscribers. 23
4.1.9.1 Mean number of EMM-Registered subscribers . 23
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4.1.9.2 Maximum number of EMM-Registered subscribers . 23
4.1.10 Handover related measurements . 24
4.1.10.1 Inter RAT handover . 24
4.1.10.1.1 Incoming inter RAT handover . 24
4.1.10.1.1.1 Attempted incoming inter RAT handover. 24
4.1.10.1.1.2 Successful incoming inter RAT handover . 24
4.1.10.1.2 Outgoing inter RAT handover . 24
4.1.10.1.2.1 Attempted outgoing inter RAT handover . 24
4.1.10.1.2.2 Successful outgoing inter RAT handover . 25
4.1.11 Routeing area update with MME interaction . 25
4.1.11.0 General . 25
4.1.11.1 Attempted routeing area update with MME interaction . 25
4.1.11.2 Successful routeing area update with MME interaction and without S-GW change . 26
4.1.11.3 Failed routeing area update with MME interaction and without S-GW change . 26
4.1.11.4 Successful routeing area update with MME interaction and with S-GW change . 26
4.1.11.5 Failed routeing area update with MME interaction and with S-GW change. 27
4.1.12 Combined TA/LA update procedure. 27
4.1.12.0 General . 27
4.1.12.1 Attempted Combined TA/LA update . 27
4.1.12.2 Successful Combined TA/LA update . 28
4.1.12.3 Failed Combined TA/LA update . 28
4.1.13 Number of implicit detach related measurements . 28
4.2 Session Management . 29
4.2.1 Number of dedicated EPS bearers in active mode (Mean) . 29
4.2.2 Number of dedicated EPS bearers in active mode (Maximum) . 29
4.2.3 Dedicated bearer set-up time by MME (Mean) . 29
4.2.4 MME initiated dedicated bearer activation . 30
4.2.4.1 Attempted dedicated bearer activation procedures by MME . 30
4.2.4.2 Successful dedicated bearer activation procedures by MME . 30
4.2.4.3 Failed dedicated bearer activation procedures by MME . 30
4.2.5 MME initiated dedicated bearer deactivation . 31
4.2.5.1 Attempted dedicated bearer deactivation procedures by MME . 31
4.2.5.2 Successful dedicated bearer deactivation procedures by MME . 31
4.2.6. MME initiated EPS bearer modification . 31
4.2.6.1 Attempted EPS bearer modification procedures by MME . 31
4.2.6.2 Successful EPS bearer modification procedures by MME . 32
4.2.6.3 Failed EPS bearer modification procedures by MME . 32
4.2.7 Total EPS Service Request . 32
4.2.7.0 General . 32
4.2.7.1 Total Attempted EPS Service Request procedures. . 32
4.2.7.2 Total Successful EPS Service Request procedures. . 33
4.2.7.3 Total failed EPS Service Request procedures. . 33
4.3 Subscriber management for MME . 33
4.3.1 Attempted insert subscriber data requests received from a HSS . 33
4.3.2 Attempted delete subscriber data requests received from a HSS . 34
4.3.3 Number of subscribers in ECM-IDLE state . 34
4.3.4 Number of subscribers in ECM-CONNECTED state . 34
4.4 S1-MME data volume related measurements . 35
4.4.1 Number of incoming IP data packets on the S1-MME interface from eNodeB to MME . 35
4.4.2 Number of outgoing IP data packets on the S1-MME interface from MME to eNodeB . 35
4.4.3 Number of octets of incoming IP data packets on the S1-MME interface from eNodeB to MME . 35
4.4.4 Number of octets of outgoing IP data packets on the S1-MME interface from MME to eNodeB . 36
4.5 Equipment resource . 36
4.5.1 MME Processor usage . 36
4.5.1.1 Mean Processor Usage . 36
4.5.1.2 Peak processor usage. 36
4.6 S6a related measurements . 38
4.6.1 Update location related measurements . 38
4.6.1.1 General . 38
4.6.1.2 Attempted update location procedure. 38
4.6.1.3 Successful update location procedure . 38
4.6.1.4 Failed update location procedure . 38
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4.7 S6a related measurements . 40
4.7.1 Authentication related measurements . 40
4.7.1.1 General . 40
4.7.1.2 Attempted authentication information retrieval procedure . 40
4.7.1.3 Successful authentication information retrieval procedure . 40
4.7.1.4 Failed authentication information retrieval procedure . 40
5 Measurements related to the PDN-GW for a GTP based S5/S8 . 42
5.1 Session Management . 42
5.1.1 PDN-GW initiated Dedicated Bearer Creation . 42
5.1.1.0 General . 42
5.1.1.1 Attempted number of PDN-GW initiated Dedicated Bearer Creation . 42
5.1.1.2 Successful number of PDN-GW initiated Dedicated Bearer Creation . 42
5.1.1.3 Failed number of PDN-GW initiated Dedicated Bearer Creation . 42
5.1.2 PDN-GW initiated Dedicated Bearer Deletion . 43
5.1.2.0 General . 43
5.1.2.1 Attempted number of PDN-GW initiated Dedicated Bearer Deletion . 43
5.1.2.2 Successful number of PDN-GW initiated Dedicated Bearer Deletion . 43
5.1.2.3 Failed number of PDN-GW initiated Dedicated Bearer Deletion . 44
5.1.3 PDN-GW initiated Dedicated Bearer Modification with QoS update procedure . 44
5.1.3.0 General . 44
5.1.3.1 Attempted number of PDN-GW initiated Dedicated Bearer Modification with QoS update . 44
5.1.3.2 Successful PDN-GW initiated Dedicated Bearer Modification with QoS update . 44
5.1.3.3 Failed PDN-GW initiated Dedicated Bearer Modification with QoS update . 45
5.1.4 PDN-GW initiated Dedicated Bearer Modification without QoS update procedure . 45
5.1.4.0 General . 45
5.1.4.1 Attempted number of PDN-GW initiated Dedicated Bearer Modification without QoS update . 45
5.1.4.2 Successful number of PDN-GW initiated Dedicated Bearer Modification without QoS update . 46
5.1.4.3 Failed number of PDN-GW initiated Dedicated Bearer Modification without QoS update . 46
5.1.5 Active EPS Bearers related measurements for EPC . 46
5.1.5.1 Mean Number of Active EPS Bearers . 46
5.1.5.2 Max Number of Active EPS Bearers . 47
5.1.6 UE requested bearer resource modification related measurements for EPC . 47
5.1.6.0 General . 47
5.1.6.1 Attempted UE requested bearer resource modification procedure . 47
5.1.6.2 Successful UE requested bearer resource modification procedure . 47
5.1.6.3 Failed UE requested bearer resource modification procedure . 48
5.1.7 PDN Connections related measurements for EPC . 48
5.1.7.1 Mean Number of PDN Connections, per APN . 48
5.1.7.2 Max Number of PDN Connections, per APN . 49
5.1.8 Number of EPS bearer . 49
5.1.8.1 Mean number of EPS bearers . 49
5.1.8.2 Maximum number of EPS bearers . 49
5.2 SGi related measurements . 50
5.2.1 SGi incoming link usage . 50
5.2.2 SGi outgoing link usage . 50
6 Measurements related to the S-GW . 51
6.1 GTP related measurements . 51
6.1.1 GTP S5/S8 . 51
6.1.1.1 Number of outgoing GTP data packets on the S5/S8 interface, from S-GW to PDN-GW . 51
6.1.1.2 Number of incoming GTP data packets on the S5/S8 interface, from PDN-GW to S-GW . 51
6.1.1.3 Number of octets of outgoing GTP data packets on the S5/S8 interface, from S-GW to PDN-GW . 51
6.1.1.4 Number of octets of incoming GTP data packets on the S5/S8 interface, from PDN-GW to S-
GW . 52
6.1.1.5 Number of outgoing GTP signalling packets on the S5/S8 interface, from S-GW to PDN-GW . 52
6.1.1.6 Number of incoming GTP signalling packets on the S5/S8 interface, from PDN-GW to S-GW . 52
6.1.1.7 Number of octets of outgoing GTP signalling packets on the S5/S8 interface, from S-GW to
PDN-GW . 53
6.1.1.8 Number of octets of incoming GTP signalling packets on the S5/S8 interface, from PDN-GW to
S-GW . 53
6.1.2 GTP S4 data volume related measurements . 53
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6.1.2.1 Number of octets of outgoing GTP packets on the S4 interface, from S-GW to SGSN . 53
6.1.2.2 Number of octets of incoming GTP packets on the S4 interface, from SGSN to S-GW . 54
6.1.3 GTP S12 data volume related measurements . 54
6.1.3.1 Number of octets of outgoing GTP data packets on the S12 interface, from S-GW to UTRAN . 54
6.1.3.2 Number of octets of incoming GTP data packets on the S12 interface, from UTRAN to S-GW . 54
6.2 S1-U data volume related measurements . 56
6.2.1 Number of outgoing GTP data packets on the S1-U interface, from S-GW to eNodeB . 56
6.2.2 Number of incoming GTP data packets on the S1-U interface, from eNodeB to S-GW . 56
6.2.3 Number of octets of outgoing GTP data packets on the S1-U interface, from S-GW to eNodeB . 56
6.2.4 Number of octets of incoming GTP data packets on the S1-U interface, from eNodeB to S-GW . 57
6.3 Session Management . 57
6.3.1 Related to S4/S11 . 57
6.3.1.1 EPS bearer creation related measurements . 57
6.3.1.1.1 Attempted number of default bearer creation . 57
6.3.1.1.2 Successful number of default bearer creation . 57
6.3.1.1.3 Attempted number of dedicated bearer creation . 58
6.3.1.1.4 Successful number of dedicated bearer creation . 58
6.3.1.2 EPS bearer modification related measurements . 58
6.3.1.2.1 Attempted number of bearer modification. 58
6.3.1.2.2 Successful number of bearer modification . 59
6.3.2 Related to S5/S8 . 59
6.3.2.1 EPS bearer creation related measurements . 59
6.3.2.1.1 Attempted number of default bearer creation . 59
6.3.2.1.2 Successful number of default bearer creation . 59
6.3.2.1.3 Attempted number of dedicated bearer creation . 60
6.3.2.1.4 Successful number of dedicated bearer creation . 60
6.3.2.2 EPS bearer modification related measurements . 60
6.3.2.2.1 Attempted number of bearer modification. 60
6.3.2.2.2 Successful number of bearer modification . 61
6.3.3 EPS bearer deletion related measurements . 61
6.3.3.0 General . 61
6.3.3.1 Attempted number of bearer deletion . 61
6.3.3.2 Successful number of bearer deletion . 61
6.3.3.3 Failed number of bearer deletion . 62
6.3.4 Bearer resource Usage related measurements . 62
6.3.4.1 Max number of Active EPS bearers . 62
6.3.4.2 Mean number of Active EPS bearers . 62
7 Measurements related to the MBMS GW . 64
7.1 Session Management . 64
7.1.1. MBMS session creation related measurements . 64
7.1.1.1 Measurement types . 64
7.1.1.2 Attempted number of session creation . 64
7.1.1.3 Successful number of session creation . 64
7.1.1.4 Failed number of session creation . 64
7.2 M1 data volume related measurements . 65
7.2.1 Number of octets of outgoing GTP data packets on the M1 interface . 65
7.2.2 Number of octets of incoming GTP data packets on the M1 interface . 65
8 Measurements related to PCRF . 66
8.1 IP-CAN session establishment related measurements . 66
8.1.0 General . 66
8.1.1 Attempted IP-CAN session establishment . 66
8.1.2 Successful IP-CAN session establishment . 66
8.1.3 Failed IP-CAN session establishment . 66
8.2 IP-CAN session modification related measurements . 68
8.2.1 General . 68
8.2.2 Attempted IP-CAN session modification . 68
8.2.3 Successful IP-CAN session modification . 68
8.2.3 Failed IP-CAN session modification . 68
8.3 Authorization of QoS resources related measurements . 70
8.3.1 General . 70
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8.3.2 Overview . 70
8.3.3 Attempted resource authorization procedures at session establishment . 70
8.3.4 Attempted resource authorization procedures at session modification . 71
8.3.5 Successful resource authorization procedures at session establishment . 71
8.3.6 Successful resource authorization procedures at session modification . 71
8.3.7 Failed resource authorization procedures . 72
8.4 Gateway Control session establishment related measurements . 73
8.4.1 General . 73
8.4.2 Attempted Gateway Control session establishment . 73
8.4.3 Successful Gateway Control session establishment . 73
8.4.4 Failed Gateway Control session establishment . 73
8.5 Credit re-authorization procedure related measurements . 75
8.5.1 General . 75
8.5.2 Attempted credit re-authorization procedure . 75
8.5.3 Successful credit re-authorization procedure . 75
8.5.4 Failed credit re-authorization procedure . 75
8.6 IP-CAN session termination related measurements . 77
8.6.1 Attempted IP-CAN session termination . 77
8.6.2 Successful IP-CAN session termination . 77
Annex A (informative): Use case for measurements . 78
A.1 Use case for mobility management related measurements . 78
A.2 Use case for detach related measurements . 78
A.3 Use case for tracking and routeing area update related measurements . 78
A.4 Use case for session related measurements . 79
A.5 Use case for EPS paging procedures . 79
A.6 Use case of PDN-GW initiated Dedicated Bearer Creation related measurements for EPC . 79
A.7 Use case of PDN-GW initiated Dedicated Bearer Deletion related measurements for EPC . 79
A.8 Use case of PDN-GW initiated Dedicated Bearer Modification with QoS Update related
measurements for EPC . 80
A.9 Use case of PDN-GW initiated Dedicated Bearer Modification without QoS Update related
measurements for EPC . 80
A.10 Use case of GTP S5/S8 data volume related measurements . 80
A.11 Use case of S1-U data volume related measurements . 80
A.12 Use case of SGi related measurements for EPC . 80
A.13 Use case of subscriber management for MME related measurements . 81
A.14 Use case of S1-MME data volume related measurements . 81
A.15 Use case of Active EPS Bearers related measurements for EPC . 81
A.16 Use case of MME control of overload related measurements for EPC . 81
A.17 Use case of UE requested bearer resource modification related measurements for EPC . 82
A.18 Use case for registered subscribers related measurements for EPC . 82
A.19 Use case of PDN Connections related measurements for EPC . 82
A.20 Use case of MME processor usage .
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