1. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial www.huawei.com PT. HUAWEI SERVICES

2. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial As one item of NQI Project : Major Level Program Background Catalog RCA Project

3. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Objectives for today… To build a system that can find out the actual Root Cause in field as a feedback from Field Operation (FOP/FME) systematically Root Cause Tree in MOS To understand the workflow of Catalog RCA feature in the system Automatic Linkage between alarm and Work Order (FOP/FME) Benefit of Catalog RCA Root Cause Usage

4. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial To identify actual root cause and documented in the system Root Cause Tree in MOS Background from BCG……

5. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Root Cause Tree in MOS What we have in MOS Tools…. Mapping defined by alarmProbability RCAWO AssignmentActual RCA Record E2E RCA Information Alarm Occur Process 1 Process 2 Process 3 Process 4 Process 5 Alarm Occur Catalog RCA mapping will be defined by alarm Process 1 TT Created from Netcool and automatically defining the mapping of Probability RCA Probability RCA consist of : Probable Cause, Probable Sub-Cause, Probable NE, Probable Vendor, Service Impact (Yes, No, Potential) and Recommended Solution Process 2 WO created by keeping the information of Probability RCA. Probability RCA can be seen in WFM Handset by FOP Process 3 FOP process the WO and feedback the Actual RCA in WFM Handset Actual RCA consist of : Actual Vendor, Actual Cause, Actual Sub-Cause, and Actual NE Process 4 FOP confirm the WO (WO Completed) Both information of Probability RCA and Actual RCA are kept in TT. Process 5 TT Closing Process 6 TT Created WO Created WO Received WO Confirmation TT Closing Process 6

6. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Root Cause Usage Benefit of Catalog RCA…. To find the right root-cause and get right improvement

7. Thank you www.huawei.com Copyright©2011 PT. Huawei Services. All Rights Reserved. The information contained in this document is for reference purpose only, and is subject to change or withdrawal according to specific customer requirements and conditions.

8. Content Page Title 35-40pt Color: R153 G0 B0 Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Content Page Text : 28-30pt Bullets level 2-5 20-30pt Color:Black Corporate Font: FrutigerNext LT Medium Font to be used by customers and partners: Arial Install WFMS Handset with RCA