Bootcamp - Mastering the UTRAN and U_u Interface

At the end of the Bootcamp you will:

• An increase in your job efficiency
• The ability to trouble shoot UTRAN drops
• Expertise in your measurement equipment
• The ability to analyze protocol traces
• Knowledge on the root cause of abnormal releases
• Understanding of interworking problems on Iub and Iu/Iur
• The ability to identify Pilot Pollution situations
• The ability to resolve badly covered or interfered areas
• Expert knowledge about Missing Neighbor severity

Key Topics

• Call Trace on Iub by using CRNC- & NodeB Comm. Context Ids + Binding Id & SUGR + VPI/VCI&CID
• Drop Call Filtering upon Iu Release Request
• SCCP Signaling allowing call tracing based on Local Reference Numbers
• RANAP protocol with SAI and Initial UE Message
• RNSAP on Iur for Macro Diversity
• Soft handover events 1a, 1b, 1c
• Hard handover event 2d -> 3a
• RRC and Iub & Iu User Plane Call Tracing
• Idle Mode Behavior of UE

Who should attend:

• UTRAN Field Technicians and Engineers
• Optimization personnel

Pre-Requisites:

This course requires participants to have a good knowledge of the GSM/GPRS and UMTS network as well an electronic’s or computer background.

Delivery:

• Notebooks with pre-installed protocol tracer
• Instructor led lecturing with real life trace analysis
• Practical hands-on exercises with solutions

Course Contents:

Subject

Practice

The idle Mode of the UE Measurement Parameters The Cell Selection Criterion for UTRA FDD Cell Reselection Behavior Inter RAT Cell Reselection TEMS Overview Introduction to WCDMA Drive Testing Soft Handover in TEMS SHO Parameter Setup Typical Failure Cases logged with TEMS Dropped Call Blocked Call CM_SERV_REJECT Missing Neighbor No Dominant Pilot situation PS Throughput Dips Sudden Change to Idle Mode Call Trace Details - MTC example RRC Connection Establishment: DCCH VPI+CID NAS Messaging between UE and CORE User Plane Establishment: DTCH VPI+CID RRC Connection (Abnormal) Release RRC Signaling Bearers on DCCH NBAP Signaling Based on Comm. Context Ids Iu RANAP and SCCP Signaling

PN Scanner Configuration Standard Setup in TEMS TEMS Log File Debugging Drop Analysis Pilot Pollution Investigation Ec/No Quality and SHO E1a, E1b and E1c Parameter CS and PS Call Flow Investigation Examination of Layer 3 NAS Messaging K1297 Setup and Config Permanent UE Id Tracing Mapping of NBAP Binding Id and ALCAP SUGR Call Tracing on Iub & Iu User and Control Plane AAL2 VPI/VCI+CID Filter for IuReleaseRequest

Related Courses:

• UMTS - Signaling & Protocol Analysis (UTRAN & UE)
• UMTS - Design Details & System Engineering
• UMTS - Network Optimization & Trouble Shooting

Duration:

3 days

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