Ericsson Benchmarking Report Lg1 Ipaja

MTN BENCHMARKING DT ANALYSIS REPORT

IPAJA CLUSTER

April 2015.

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Contents1. INTRODUCTION 32. KPI SUMMARY: 4

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MTN Benchmarking Report

Division: Lagos

Test Route: Ipaja Cluster

3. NETWORK EVENT STATISTICS: 54. MAP DISTRIBUTION: 64.1.1 TEST ROUTE OVERVIEW: 45.1 2G PLOT 75.1.1 RXLEV PLOT: 75.1.2 RXQUAL PLOT: 115.1.3 SERVING CELLS PLOT: 156.1 3G PLOT 166.1.1 RSCP PLOT: 166.1.2 EC/IO PLOT: 206.1.3 PSC PLOT: 247.1 SQI MOS 258.1 EVENT ANALYSIS 298.2 EVENT SUMMARY 38

1. Introduction

The test route was driven on 17th -19th April 2015 and the analysis follows immediately.

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Division: Lagos


Test Route: Ipaja

Test Plan: UE was locked on DUAL MODE radio access technology for the following mobiles;

MS1 –MTN MS2 – AIRTEL MS3 – GLO MS4 – ETISALAT

All data was collected for all mobiles based on a dedicated time of 180 seconds and 10

seconds idle time.

2.KPI SUMMARY of 38



Division: Lagos


KPI KPI (2G/3G) MTN

AIRTEL

GLO ETISALAT

1ST RANKING

MTN RANKING

2G Coverage Reliability

% RxSignal Level > (-85dbm)

95.55 92.08 99.98 99.99 ETISALAT 3RD

2G Coverage Quality

% RxQual_Sub < 5

93.29 81.40 88.91 97.45 ETISALAT 2ND

2G MobilityGSM Handover Success Rate

(HOSR)95.70 100.00 95.56 98.73 AIRTEL 3RD

3G Coverage Reliability

% RSCP > (-90dbm)

84.48 72.73 86.32 75.96 GLO 2ND

3G Coverage Quality

% EcIo > -11db 78.68 65.09 77.62 89.97 ETISALAT 2ND

3G MobilityWCDMA Handover

Success Rate (HOSR)

96.47 96.13 98.76 99.31 ETISALAT 3RD

Accessibility Call Setup Success Rate (CSSR)

97.86 90.65 96.43 98.56 ETISALAT 2ND

Retain ability Call Drop Rate (CDR) 4.38 6.35 4.44 1.46

ETISALAT 3RD

Service Accessibility

Call Setup Time MOC (Mean) sec

2.9 2.8 3.4 2.9 AIRTEL 2ND

SQI MOS % SQI MOS >3.5 54.95 33.39 85.18 92.30 ETISALAT 3RD

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Division: Lagos


3.2G/3G Overall Network Events:3.1.1 Network Events Statistics

Event Details MTN AIRTEL GLO ETISALAT

Call Start Results Call Attempt 140 139 140 139Call Attempt Retry 20 32 13 6Call Initiation 141 143 141 139Call Ending

Call End 131 115 127 133Dropped Call 6 8 6 2% Dropped Call Rate 4.38 6.35 4.44 1.46% Call Completion Ratio 95.62 91.27 94.07 97.08

Call Setup Results Blocked Call 3 12 2 2Call Established 137 126 133 137Call Setup 137 126 135 137% Call Setup Success Rate (CSSR) 97.86 90.65 96.43 98.56% Blocked Call Rate 2.14 8.63 1.43 1.44% Established Call Rate 97.86 90.65 95.00 98.56Handover Total Handover Success 178 22 129 234

Total Handover Failures 8 0 6 3

Total Location Success 53 66 56 55

Total Location Update Failures 0 0 1 0

% Handover Success 95.70 100.00 95.56 98.73% Handover Failure 4.30 0.00 4.44 1.27% Location Update Success 100.00 100.00 98.25 100.00% Location Update Failures 0.00 0.00 1.75 0.00Radio Link Addition 581 594 866 408Radio Link Addition Failure 41 32 10 1Radio Link Removal 506 473 813 329Radio Link Removal Failure 10 37 13 5Radio Link Replacement 308 648 152 132Radio Link Replacement Failure 0 0 0 0Soft Handover success 1395 1715 1831 869Soft Handover Failure 51 69 23 6% Soft Handover Success Rate 96.47 96.13 98.76 99.31Service Accessibility % Call Setup Time MOC ≤ 10s 98.49 98.33 100.00 100.00Call Setup Time MOC (Mean) sec 2.9 2.8 3.4 2.9SQI MOS % SQI MOS >3.5 54.95 33.39 85.18 92.30

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Division: Lagos


4.MAP DISTRIBUTION:4.1.1 Test Route Overview:

5.1 2G Plot

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Division: Lagos


5.1.1 Rx Lev Plot RxLev Plot: MTN

RxLev Plot: AIRTEL

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Division: Lagos


RxLev Plot: GLO

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Division: Lagos


RxLev Plot: ETISALAT

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Division: Lagos


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Division: Lagos


5.1.2 2G RxQual Plot: RxQual Plot: MTN

RxQual Plot: AIRTEL

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Division: Lagos


RxQual Plot: GLO

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Division: Lagos


RxQual Plot: ETISALAT

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Division: Lagos


5.1.3 2G Serving cells MTN

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Division: Lagos


6.1 3G PLOT:6.1.1 RSCP Plot: RSCP Plot: MTN

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Division: Lagos


RSCP Plot: AIRTEL

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Division: Lagos


RSCP Plot: GLO

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RSCP: ETISALAT

6.1.2 Ec/Io Plot:Ec/Io Plot: MTN

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Division: Lagos


Ec/Io Plot: AIRTEL

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Ec/Io Plot: GLO

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Ec/Io Plot: ETISALAT

6.1.3 PSC Plot MTN:

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Division: Lagos


7. SQI MOS SQI MOS: MTN

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Division: Lagos


SQI MOS: AIRTEL

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SQI MOS:

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GLO

SQI MOS: ETISALAT

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Division: Lagos


8.1 Event AnalysisDropped, blocked call and Handover failure analysis: Case1

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Division: Lagos


KPI: Dropped Call (3G)Analysis: Drop Call on LG4450Z due to Poor QualityRecommendation: Resolve Hardware issues on site LG4450Case2

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Division: Lagos


KPI: Dropped Call (3G)Analysis: 1. Drop Call on cell 655GC due to overshooting Cell LG4152W & LG4931W2. Missing Neighbour 6483GA3. Swap between cell 6265GB & 6265GC4. Unnecessary Neighbour (LG4152W & LG4931W) Defined to 655GC.Recommendations: Mechanical Down tilt on Cell LG4152W & LG4931W, add 6483GA to neighbour to 665GC, Correct Swap on site UL6265 and remove cells LG4152W, LG4931W from the Neighbour list of Cell 665GC Case3

KPI: Dropped Call (2G)Analysis: Drop Call on LG4096C due to Coverage problem as a result of fluctuating performance on T0779.Recommendation: Confirm Co-ordinates of Site T0779, Azimuth of Cell 779B and also investigate for performance issues

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Division: Lagos


Case4

KPI: Dropped Call (2G)Analysis: Drop Call on LG2626B due to poor QualityRecommendation: Perform electrical up tilt on LG2626B and resolve Hardware issues on Site T0576.

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Division: Lagos


Case 5

KPI: Blocked Call Analysis: Blocked Call on Cell LG4467B due to No Alerting or connect/OvershootingRecommedation: Resolve Congestion on Cell LG4467B and also perform Mechanical Downtilt on Cell LG4467B.

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Division: Lagos


Case 6

KPI: Blocked call (2G)Analysis: Blocked Call on Cell LG4798A due to No Traffic Channel AssignmentRecommendation: Resolve TCH Congestion on Cell LG4798A

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Case 7

KPI: Blocked call (3G)Analysis: Blocked Call on Cell LG4450Z due to Abnormal RRC Connection ReleaseRecommendation: Resolve Hardware issue on cell LG4450Z

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Division: Lagos


Case 8

KPI: Handover Failure (2G)Analysis: Handover Failure on Cell LG2707ARecommendation: Redefine/Reconfigure Neighbour cells of LG2707A

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Division: Lagos


Case 9

KPI: Handover Failure (2G)Analysis: Handover Failure on Cell LG4096C due to non-availability of site T0779BRecommendation: Confirm co-ordinates of site T0779B, Azimuth of Cell 779B and Investigate for Performance issues

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Division: Lagos


8.2 EVENT SUMMARYCell

NameCluster Area Case Problems Description

Proposed resolution Action Technology

LG4450Z

IpajaDropped Call

Drop Call on Cell LG4450Z due to Poor

Quality

Resolve Hardware issues on site LG4450

3G

655GC IpajaDropped Call

1. Drop Call on cell 655GC due to

overshooting Cell LG4152W & LG4931W2. Missing Neighbour 6483GA/Suspected

Swap on between cell 6265GB & 6265GC

3. Unnecessary Neighbour (LG4152W & LG4931W) Definition to

655GC.

Mechanical Down tilt on Cell LG4152W &

LG4931W, Add 6483GA to neighbour

to 665GC, Correct Swap on site

ULG6265 and remove cells LG4152W,

LG4931W from the Neighbour list of Cell

665GC

3G

LG4096C

IpajaDropped Call

Drop Call on LG4096C due to Coverage

problem as a result of fluctuating performance

on T0779.

Confirm Co-ordinates of Site T0779, Azimuth of Cell 779B and also investigate for performance issues

2G

LG2626B

IpajaDropped Call

Drop Call on LG2626B due to Poor Quality

Perform electrical up tilt on LG2626B and resolve Hardware

issues on Site T0576.2G

LG4467B

IpajaBlocked

Call

Blocked Call on Cell LG4467B due to No

Alerting or connect/Overshooting

Resolve Congestion on Cell LG4467B and

also perform Mechanical Downtilt

on Cell LG4467B.

2G

LG4798A

IpajaBlocked

Call

Blocked Call on Cell LG4798A due to No

Traffic Channel Assignment

Resolve TCH Congestion on Cell

LG4798A2G

LG4450Z

IpajaBlocked

Call

Blocked Call on Cell LG4450Z due to Abnormal RRC

Connection Release

Resolve Hardware issue on cell LG4450Z

3G

LG2707A

IpajaHandov

er Failure

Handover Failure on Cell LG2707A

Redefine/Reconfigure Neighbour cells of

LG2707A2G

LG4096C

Ipaja Handover

Failure

Handover Failure on Cell LG4096C due to non-

availability of site T0779B

Confirm co-ordinates of site T0779B,

Azimuth of Cell 779B and Investigate for

2G

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Division: Lagos


Performance issues

.

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Ericsson Benchmarking Report Lg1 Ipaja

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