Analysis of NGMN Requirements REQ 5 Performance Management

Analysis of NGMN Requirements REQ 5: Performance Management in Real-time 1

Specifications Related 3 GPP SA 5 specifications • TS 32. 111 -2, 32. 412, 32. 435, 32. 436, 32. 451, 32. 54 x Current Status of the specifications • The Alarm IRP includes reporting of alarms since Rel-99. • The PM IRP specification includes administration of performance measurements since Rel-6. • ASN. 1 file format description includes a ASN. 1 file format of PM data since Rel-4. • KPIs for E-UTRAN contains KPIs and what measurements they are comprising since Rel-8 • Self Healing is being specified in Rel-10. 2

Performance Management in Real-time Requirements Existing 3 GPP Standards Status Free configurable measurement and delivery periods for each counter or counter group. 32. 412 offers the operation create. Measureme nt. Job at 5, 15, 30 minutes, 1, 12 or 24 hours. Efficient data transfer mechanism, e. g. simply structured and compact raw data format with a maximum net data rate, e. g. csv (current XMLbased 3 GPP standard has large overhead; might be improved using e. g. appropriate compression methods; subject for standardization) 32. 436 offers a Abstract Syntax Notation 1 (ASN. 1) file format definition, which is more compact than the XML format. EMS internal postprocessing of raw data without significant Out of scope for 3 GPP standards. 3

Performance Management in Real-time Requirements Existing 3 GPP Standards Status Automated performance data quality management, e. g. automatic counter restart after outage 32, 432, 32. 435 and 32. 436 specifies a suspect flag to be used to indicate whether the data is reliable or not. 32. 401 contains descriptions of system events that can interrupt measurement collection periods. Function for simple threshold based on counters and KPIs 32. 412 offers the operation create. Threshold. Monitor. Function for simple KPI calculation based on counters 32. 451 offers E-UTRAN KPIs based on measurements specified in other TSes. Automatic identification of network problems and error correction 32. 111 -2 offers alarmreporting 32. 54 x offers self healing 4