Basic principal of Fault Management and Common Integration issues :
- Detection and Analysis of Faults
- Collection of Logs
- IP based and ATM based transport network
- Customer Product Information (CPI)
- Ericsson Specific Tools and use in troubleshooting
Ericsson CPP Node Overview:
- CLI/AMOS commands to understand Fault Tolerant Core (FTC) concept architecture of RNC 3820 and RNC 3810
- Managed Object attributes, interfaces configuration from a CPP based node, including Ethernet port configuration, Virtual LAN implementation, IP , SCTP, M3UA, SCCP, NBAP, RANAP and RNSAP
- Node-B 3000 and 6000 series hardware
- ATM and IP based network solution and boards in RNC
WCDMA RAN/OSS-RC Overview and Functionality :
- Transport Network Viewer, Alarm List Viewer, WCDMA RAN Performance Measurements
- Common Explorer GUI, Cabinet Equipment Viewer, Advanced Managed Object
- Scripting (AMOS) interface and Node Command Line Interface (NCLI)
- Lock and restart boards and nodes including the soft/hard lock concept
Ericsson CPP Node/WCDMA RAN Node Alarm :
- Investigate the purpose and the location of the various types of logs in a CPP Based node
- Location and purpose and read Alarm, Event logs, Error Log, Post Mortem etc.
- Dump(PMD) Log, Availability Log
- Data collection for Customer Service Request (CSR) when a problem is suspected in the WRAN network
WCDMA RAN Troubleshooting :
- Performance Statistics and Performance Monitoring
- Initiate statistics from the OSS-RC for RNC health check by CLI (Moshell)
- Integration issues and troubleshooting procedures
- Common alarms/faults in RNC 3820 and troubleshooting
- MO structure UTRAN and Scripts for a Managed Object in RNC 3820
- Moshell Commands to get RNC 3820 configuration details
- STP, RSTP protection paths definition in RNC 3820
Check Alarm List :
- Check Alarms, and System Log
- Check Node Restarts and System Downtime
- Check CPP Hardware Boards, Free Space on Volumes
- Check Date, Time and Network Synchronization
- Check MTP3B Termination Points, M3uA Associations and MTP3B Signaling Links Sets
- Check Device Pools
- Check the Iu/Mur/Mut Links and Nbap/RANAP/RNSAP Status Check Utran Cells Status and traffic on RNC
- Check CV’s stored on RNC and Make a Backup CV
Script functionalities :
- Iub and O&M Scripts
- External Hardware script, Cabinet equipment script
- RBS EM/RNC EM /Run command file
- True multi standard & mixed mode support
- Radio Frequency (RF) capabilities and power
- Radio Building Blocks
- Digital Units, Radio Configuration
- Defining Antenna Supervision Parameters
- Defining Alarm Inputs (External Alarms)
- Defining Power and Battery Parameters
Day 4
WCDMA RAN Signaling & Interfaces Level :
- WCDMA protocol
- SCCP/SCTP
- RANAP, RANSAP, NBAP-C, NBAP-D
IU-cs, IU-ps, Iur, Iub - Mur,Mub and Mut OSS-RC definition
RBS/RNC Troubleshooting :
- Understand Synchronization Issue
- Sync degraded and hold over mode RBS Level
- Plug unit disabled
- Back Up & Support
- System Restore and System Downtime analysis
- ATM traffic descriptor mismatch issue with practical examples
- HSDPA/HSPA related issues and troubleshooting
Remote Delivery/SW Delivery :
- Node Integration common issues and tricks to resolve
- Software installation
- SW Verification
- SW Up-gradation
- Performance Check (PMR)
- Force/Delta Installation and confirm upgrade LKF Installation
- RNC Pre /Post Health Check
- HC Comparison after activity
- Traffic check /Cell availability
- IU-CS,IU-PS ping test
- KPI basic monitoring
- KPI Degradation /cs call/ps call test
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