acceptance report bsc 1506

7/29/2019 Acceptance Report BSC 1506

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Safaricom Kenya


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BSC 1506Acceptance Report

GEMINI


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CONTENTS

1 Site list 41.1 Site location 6

2 KPI Summary (DT) 6

3 Key Performance Indicators (Drive Test details) 83.1 Distribution of Downlink Received Level ( RxLev): 8

3.2 Distribution of Downlink Received Quality (RxQual): 103.3 Distribution of Speech Quality (SQI): 113.4 Call Events: 12

3.4.1 Drop Call 123.4.2 Handover Failures 13

4 OSS CS KPI: 134.1 Busy hour CS KPI comparison: 13

4.1.1 CSSR 144.1.2 SD/TCH Blocking 154.1.3 SDCCH Drop 16

4.1.4 TCH Drop 174.1.5 HOSR 184.1.6 Traffic 184.1.7 Availability 204.1.8 Data Volume 214.1.9 Half Rate Proportion 22

4.2 PS: Busy hour KPI comparison: 224.2.1 TBF Est. Success Rate 234.2.2 TBF Drop Rate 244.2.3 DL LLC Discard Frames 25

4.3 Busy hour Quality KPI comparison: 25

4.3.1 Rx Quality DL 264.3.2 Rx Quality UL 27


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5 ACTIONS TAKEN TO IMPROVE KPIs 27

6 Comments: 27

7 Acceptance 28

1 SITE LIST

The BSC consists of following sites:

Sl Site name Long Lat Vendor Ex. BSC Ex. MSCNewBSC

NewMSC

1 KAUMONI_OUTE_6416 37.575028 -1.7344083 NSNBSC1501

MGW1BSC1506

MGW1

2 KAGONDI_MKT_OUTE_6470 37.665833 -1.9233333 NSNBSC1501

MGW1BSC1506

MGW1

3 NYUNZU_OUTE_6438 37.634947 -1.8483972 NSNBSC1501

MGW1BSC1506

MGW1

4 WOTE_TOWN_OUTE_6478 37.627389 -1.7802222 NSN

BSC

1501 MGW1

BSC

1506 MGW1

5 UNOA_HILL_HUB_WMX_OUTE_1164 37.618614 -1.7975694 NSNBSC1501

MGW1BSC1506

MGW1

6 1842_KYUSYANI_OUTE 37.806639 -1.48625 NSNBSC-1501

MGW1BSC1506

MGW1

7 1165_KISASI_OUTE 38.022511 -1.52565 NSNBSC-1501

MGW1BSC1506

MGW1

8 6475_TULILA_OUTE 37.694167 -1.5618333 NSNBSC-1501

MGW1BSC1506

MGW1

9 6446_KATANGINI_OUTE 37.722417 -1.7341111 NSNBSC-1501

MGW1BSC1506

MGW1

10 6453_MIU_OUTE 37.575833 -1.5224444 NSNBSC-1501

MGW1BSC1506

MGW1

11 1143_IKALAASA_OUTE 37.654725 -1.52565 NSNBSC-1501

MGW1BSC1506

MGW1

12 1144_KALAWA_OUTE 37.701392 -1.6561944 NSN BSC-1501

MGW1 BSC1506

MGW1


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13 1170_KATANGI_OUTE 37.666669 -1.3889944 NSNBSC-1501

MGW1BSC1506

MGW1

14 6468_MOSA_MKT_OUTE 38.055139 -1.6137222 NSNBSC-1501

MGW1BSC1506

MGW1

15 1273_KASEVE_OUTE 38.117233 -1.5953667 NSNBSC-1501

MGW1BSC1506

MGW1

16 6467_VOO_OUTE 38.32525 -1.666 NSN BSC-1501

MGW1 BSC1506

MGW1

17 1271_CELTEL_KATANGI_OUTE 37.686947 -1.4051056 NSNBSC-1501

MGW1BSC1506

MGW1

18 6414_KATULANI_OUTE 37.945008 -1.4931528 NSNBSC-1501

MGW1BSC1506

MGW1

19 6460_MYONDONI_OUTE 37.625222 -1.4138056 NSNBSC-1501

MGW1BSC1506

MGW1

20 1874_MBA 37.730558 -1.9131139 NSNBSC-1501

MGW1BSC1506

MGW1

21 6469_KYOANI_OUTE 38.178889 -1.9453889 NSNBSC-1502

MGW1BSC1506

MGW1

22 6476_MAKINDU_TOWN_OUTE 37.819389 -2.2797778 NSNBSC-1502

MGW1BSC1506

MGW1

23 1121_KATHONZWENI_OUTE 37.730558 -1.9131139 NSNBSC-

1502

MGW1BSC

1506

MGW1

24 6447_KIANGINI_OUTE 37.774333 -2.0643056 NSNBSC-1502

MGW1BSC1506

MGW1

25 1822_CELTEL_MAKINDU_OUTE 37.825556 -2.2758611 NSNBSC-1502

MGW1BSC1506

MGW1

26 1125_MBUVO_OUTE 37.755006 -1.989775 NSNBSC-1502

MGW1BSC1506

MGW1

27 1168_MUTOMO_OUTE 38.211681 -1.8422889 NSNBSC-1502

MGW1BSC1506

MGW1

28 1274_IKANGA_OUTE 38.063344 -1.7039667 NSNBSC-1502

MGW1BSC1506

MGW1

29 6403_MUTHA_OUTE 38.407889 -1.7834722 NSNBSC-1502

MGW1BSC1506

MGW1

30 6404_KAVISUNI_OUTE 37.920889 -1.6738889 NSNBSC-1502

MGW1BSC1506

MGW1

31 1139_IKUTHA_OUTE 38.179181 -2.0661556 NSNBSC-1502 MGW1

BSC1506 MGW1

32 1135_MUTONYE_OUTE 38.089733 -2.1889222 NSNBSC-1502

MGW1BSC1506

MGW1

33 6405_KANTHUNI_OUTE 37.860283 -1.7850722 NSNBSC-1502

MGW1BSC1506

MGW1

34 6425_KASAYANI_OUTE 38.014178 -2.3258556 NSNBSC-1502

MGW1BSC1506

MGW1

35 6439_KITISE_OUTE 37.879758 -2.055575 NSNBSC-1502

MGW1BSC1506

MGW1


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1.1 Site location

2 KPI SUMMARY (DT)

The table below shows the statistics of DT KPIs for the cluster 1 under BSC2410

DT KPI:

KPI Name KPIBeforeSwap

AfterSwap

Integrity SQI (betterthan 14)

93.40 95.24

Rxqual 0~5 88.26 92.59

Rx level (>= -95db) -dBm 88.22 96.57

Call set up failures % 15 8

Dropped calls Count 19 4

Segregate the Rx level KPI

Before swap After swap

Range(dBm)Number of

sample% of sample

Number ofsample

% of sample

Above -73 10573 5.90 15963 9.09

-73 to -77 12237 6.83 17119 9.75


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-77 to -8679168 44.21 92924 52.94

-86 to -95 56019 31.28 43489 24.78

-95 to -97 6495 3.63 2616 1.49

Below -97 14593 8.15 3409 1.94

Short Call Statistic for Accessibility:

Long Call Statistic for Retainability:

PostPre

PostPre


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3 KEY PERFORMANCE INDICATORS (DRIVE TESTDETAILS)

The Drive test log file are post processed to generate

Serving downlink signal level RxLev Plot

Serving downlink quality RxQual Plot

Serving downlink Speech Quality (SQI) Plot

3.1Distribution of Downlink Received Level( RxLev):

The Rx Level distribution of the cluster along the possible accessible roads isshowed in the following snap:

Before After


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3.2Distribution of Downlink Received Quality(RxQual):

The Rx Quality distribution of the cluster along the possible accessible roads isshowed in the following snap:

Before After


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3.3Distribution of Speech Quality (SQI):

The SQI distribution of the cluster along the possible accessible roads is showedin the following snap:

Before After


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3.4Call Events:

3.4.1 Drop Call

Improvementin DCR


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3.4.2 Handover Failures

4 OSS CS KPI:

4.1Busy hour CS KPI comparison:

KPI (Cluster wise) Pre swap ValuePost swap

% of Imp. /Degr.Value

%SDCCH drop rate 0.33 0.14 57.57575758

% TCH drop rate 0.75 0.31 58.66666667

Hand over success rate, IntraBSC

96.48 95.06 -1.471807629

% TCH Congestion 3.6 2.03 43.61111111

% SDCCH Congestion 0.06 0.08 -33.33333333

Erlang Carried 2339 2322 0.726806327

%Call setup success rate 96.64 98.26 1.676324503


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4.1.1 CSSR


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4.1.2 SD/TCH Blocking


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4.1.3 SDCCH Drop


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4.1.4 TCH Drop


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4.1.5 HOSR

4.1.6 Traffic


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4.1.7 Availability


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4.1.8 Data Volume


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4.1.9 Half Rate Proportion

4.2PS: Busy hour KPI comparison:

KPI ( Cluster Wise) Pre swap Post Swap % of Imp. /Degr.

TBF Est. Success Rate 95.04 94.2 -0.88384

TBF Drop Rate 3.46 3.02 12.71676

DL LLC Discarded Frames 1.18 0.34 71.18644


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4.2.1 TBF Est. Success Rate


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4.2.2 TBF Drop Rate


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4.2.3 DL LLC Discard Frames

4.3Busy hour Quality KPI comparison:

KPI (Cluster wise)Pre swap

Value

Post swap

Value% of Imp. /Degr.

Rx Quality DL 94.6 95.95 1.427061

Rx Quality UL 93.0 92.81 -0.2043

Power Budget Distribution Share - 76.5

Remark: -


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4.3.1 Rx Quality DL


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4.3.2 Rx Quality UL

5 ACTIONS TAKEN TO IMPROVE KPIS

6 COMMENTS:

Very good improvements observed in all DT KPIs.

Improvement observed in TCH drop and HOSR in CS KPIs.

Very good improvement is observed in all PS KPIs.

Very good improvement in quality KPIs.

No customer complaint post rehome in cluster


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7 ACCEPTANCE

This is to certify that the above KPIs meet the required values and are accepted.

On Behalf of NSN On Behalf of Safaricom

Verified by: Verified by:

___________________________ ______________________________Responsible Engineer Network Planning Responsible

______________________________

Approved by:

_________________________NPO ManagerApproved by:

________________________Network Planning ManagerRegion: Eastern

Date:


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acceptance report bsc 1506

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