GSM BSS Network KPI

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this is ebook for GSM BSS Network KPI

GSM BSS Network KPI (Call Setup Success Rate) Optimization Manual
GSM BSS Network KPI (Immediate Assignment Success Rate) Optimization Manual
GSM BSS Network KPI (Handover Success Rate) Optimization Manual
GSM BSS Network KPI (Uplink-Downlink Balance) Optimization Manual
GSM BSS Network KPI (Paging Success Rate) Optimization Manual

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GSM BSS Network KPI (Call Setup Success Rate) Optimization Manual

content

1 Definition of CSSR
1.1 Definition
1.2 Recommended Formula
1.3 Measurement Point
2 Influencing Factors
3 Analysis Process and Optimization Method
3.1 Analysis Process
3.2 Process Description
4 Test Method
5 Optimization Cases
5.1 Problem Related to the Standardizing of CSSR in Viettel Project in Vietnam
6 Information Feedback

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GSM BSS Network KPI (Immediate Assignment Success Rate) Optimization Manual

Content

1 Overview of the Immediate Assignment Success Rate
1.1 Definition
1.2 Signaling Procedure and Measurement Points
1.3 Symptom Description
2 Factors Concerning Immediate Assignment Success Rate
2.1 Signaling Factors
2.2 Factor Analyzing According to the Definition of the KPI
2.3 Factors Analysis
2.3.1 Equipment Faults
2.3.2 Um Interface Problems
2.3.3 SDCCH Congestion
2.3.4 MS Problems
3 Method of Analyzing the Problem of Low Immediate Assignment Success Rate
3.1 Process of Analyzing the Problem of Low Immediate Assignment Success Rate
3.2 Method of Solving the Problem of Low Immediate Assignment Success Rate
3.2.1 Equipment Faults
3.2.2 Um Interface Problem
3.2.3 System Capacity (Congestion) Analysis
3.2.4 MS Problem Analysis
4 Test Method
5 Cases of Immediate Assignment Success Rate Optimization
5.1 Case 1: Decrease in Immediate Assignment Success Rate Because of SDCCH Congestion Caused by Incorrect LAC Setting 27
5.2 Case 2: SDCCH Congestion Caused by a Burst of Location Updates
5.3 Case 3: Low Assignment Success Rate Because the RACH Minimum Access Level Is Set to
5.4 Case 4: Low Immediate Assignment Success Rate in Some Cells Because of MS Error
6 Onsite Information that Needs to Be Obtained

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GSM BSS Network KPI (Handover Success Rate) Optimization Manual

content

Table of Contents
1 Basic Principles
1.1 Definition
1.2 Theory
1.3 Recommended Formula
1.4 Measurement Point
2 Influencing Factors
3 Analysis Process and Optimization Method
3.1 Process of Analyzing Handover Problems
3.1.1 General Process of Locating a Handover Problem
3.2 Methods for Optimizing Handover Problems
3.2.1 Classification of Handover Problems
3.2.2 Hardware and Transmission Failure
3.2.3 Improper Data Configuration
3.2.4 Congestion of the Target Cell
3.2.5 Clock Problems
3.2.6 Interference Problems
3.2.7 Coverage Problems, and Uplink and Downlink Imbalance
3.2.8 Failed Inter-BSC/Inter-MSC Handovers
3.2.9 Automatic Neighboring Cell Optimization
3.2.10 Testing Tool Selection and Testing Suggestions
3.2.11 Configuration Suggestions for Tests on the Existing Network
4 Optimization Cases
4.1 A Handover Fails Because the BSIC Cannot Be Decoded
4.2 A Handover Fails Because Frequency Sequencing of the MS Is Different from That of the BSC
4.3 A Handover Fails Due to Unreasonable Parameter Configuration
4.4 The Number of Failed Incoming BSC Handovers Increases Because the Handover Request Does Not Contain Class Mark 3
4.5 An Incoming BSC Handover Fails Because the A Interface Phase Flag Is Set Wrongly
4.6 Because the Idle Burst Is Enabled, the Interference Increases, the Receiving Quality Decreases, and the HOSR Becomes Low
4.7 Different HOSRs Resulting from Different Cause Values Contained in the Clear Command Messages Sent by Different Switches
5 Information Feedback
5.1 TEMS Log Files About Problem Cells
5.2 Requirements of Configuration Data of the Existing Network and Traffic Measurement Feedback

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GSM BSS Network KPI (Uplink-Downlink Balance) Optimization Manual

content

1 Precondition and Assumption
2 Principles of Uplink-Downlink Balance
2.1 Fundamentals of the Uplink-Downlink Balance
2.2 Evaluating the Uplink-Downlink Balance
2.2.1 Theoretical Calculation of Uplink-Downlink Balance on Huawei Devices
2.2.2 Evaluating the Uplink-Downlink Balance With the Uplink-downlink Balance Measurement
2.2.3 Evaluating the Uplink-Downlink Balance With the Average Uplink-Downlink Level Difference
2.2.4 Evaluating the Uplink-Downlink Balance With the Uplink-Downlink Level Distribution
2.2.5 Evaluating the Uplink-Downlink Balance With the Uplink-Downlink Cumulative Distribution
2.3 Effects of the Uplink-Downlink Imbalance
3 Factors Affecting the Uplink-Downlink Balance
3.1 Installation of the Feeder and Antenna
3.2 TMA Installation
3.3 Incorrect Parameter Settings
3.4 Hardware Fault
3.5 Repeater
3.6 Antenna Matching Problem
3.7 Behavior of Mobile Phone Users
4 Analysis Procedure for the Uplink-Downlink Balance
4.1 Abis Signaling Analysis
4.2 Analysis Procedure
4.3 Description of the Analysis Procedure
5 Uplink-Downlink Balance Optimization Cases
5.1 Case 1: Abnormal DDPU Gain
5.2 Case 2: DTRU Software Problem
5.3 Case 3: Inappropriate Parameter Settings
6 Information Required for Uplink-Downlink Balance Problem Feedback

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GSM BSS Network KPI (Paging Success Rate) Optimization Manual

content

1 Definition of the Paging Success Rate
1.1 Definition
1.2 Recommended Formula
1.3 Signaling Procedure and Measurement Point
2 Influencing Factors
2.1 Hardware Fault
2.2 Transmission Problem
2.3 Parameter Setting Problem
2.4 Interference Problem
2.5 Coverage Problem
2.6 Uplink and Downlink Balance Problem
3 Analysis Procedure for the Paging Success Rate and Optimization Method
3.1 Analysis Procedure 12
3.2 Problem Location of the Paging Success Rate and Optimization Method
3.2.1 Hardware and Transmission Problems
3.2.2 SDCCHs Occupied Due to Paging Overload and Heavy Burst Traffic
3.2.3 Parameter Configuration
3.2.4 Interference
3.2.5 Coverage
3.2.6 Balance Between Uplink and Downlink
4 Test Methods
5 Cases for Optimization of the Paging Success Rate
5.1 Case 1: Paging Success Rate Drops Due to a Hardware Fault
5.2 Case 2: Paging Success Rate Drops Due to a Transmission Fault
5.3 Paging Success Rate Drops Due to Improper Parameter Configuration
5.3.1 Case 3: Paging Success Rate Drops When the Pre-paging Function Is Enabled
5.3.2 Case 4: Paging Success Rate Drops When BS-PA-MFRAMS Is Set Improperly
5.3.3 Case 5: MS Cannot Respond to a Paging Message When the Number of Pagings on the N Side Is Set Improperly
5.3.4 Case 6: BSC Paging Is Abnormal When the LAC Is Configured Improperly for the BSC
5.3.5 Case 7: Paging Success Rate Increases After the A-interface Collaboration Paging Function Is Enabled
5.4 Case 8: Paging Success Rate Drops Due to Poor Coverage
6 Information Feedback

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another GSM BSS Network KPI ebook

http://www.finetopix.com/huawei/19253-gsm-bss-network-kpi-sdcch-congestion-rate-optimization-manual.html

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