What you'll learn Optimization of LTE Drop Call on Nokia Equipment
Define LTE drop call and retain-ability.
Describe LTE E-RAB normal and Abnormal Release procedures, counters and KPIs.
Define LTE RRC Re-establishment procedures and signalling, triggering condition, parameters and counters.
Troubleshoot LTE drop call initiated by UE in different scenarios with the associated counters and parameters.
Describe LTE drop call initiated by eNodeB in different scenarios, eNodeB algorithms to detect a radio link failure.
Troubleshoot a drop call initiated by eNodeB.
Describe and define a drop call initiated by MME. RequirementsLTE Air Interface and protocols Description This course cover the LTE drop call optimization on Nokia Equipment, explaining the connection drop in LTE, counters and KPIs, related parameters and low performance troubleshooting.The course is designed to provide a detailed knowledge of LTE drop call scenarios, counters, parameters and their impact on LTE network performance.This course is addressed to technical staff who is responsible of LTE network optimization.Course Objectives:Upon Completing this course, the student will be able to:-Define LTE drop call and retain-ability.-Describe LTE E-RAB normal and Abnormal Release procedures, counters and KPIs.-Define LTE RRC Re-establishment procedures and signalling, triggering condition, parameters and counters.-Troubleshoot LTE drop call initiated by UE in different scenarios with the associated counters and parameters.-Describe LTE drop call initiated by eNodeB in different scenarios, eNodeB algorithms to detect a radio link failure.-Troubleshoot a drop call initiated by eNodeB.-Describe and define a drop call initiated by MME.Course ContentTE Drop Call OverviewDrop call definitionNetwork drop callDrop Call PerformanceDrop call analysisRadio link failureDrop Call counters & KPIsDrop call causesUE initiated dropeNodeB initiated dropMME initiated dropMobility initiated dropDrop Call troubleshootingCourse Structure:Topic 1: LTE Drop Call DefinitionIntroduction to LTE Drop Call and retain-ability and the definitions in 3GPP. Normal and abnormal release procedures with the associated counters and sub-counters. Drop Call KPIs seen from the UE, eNodeB and MME sides*****ic 2: RRC Re-establishmentExplain the RRC re-establishment procedure till R15, triggering criteria, parameters and counters*****ic 3: LTE Drop Call Troubleshooting / UE sideExplain different cases of a drop call initiated by a UE, procedures, associated parameters and counters*****ic 4: LTE Drop Call Troubleshooting / eNodeB & MME sidesExplain the drop call initiated by eNodeB and MME, different cases of a Radio link failure. Algorithm and features to detection a radio link failure by eNodeB.
Overview
Section 5: LTE Drop Call Initiated by eNodeB
Lecture 14 Content and Introduction
Lecture 15 Feature 1
Lecture 16 Feature 2
Lecture 17 Feature 3
Lecture 18 Feature 4
Lecture 19 Case 1
Lecture 20 Case 2
Bookmarks