ZTE Broadband Service Assurance

Solution for DSL Network

ZXESS

Product Planning Shanghai

Agenda

Thinking in BB Service Supporting

ZTE EasyCopper Introduction

Summary (Q&A)

3

Four Features of Broadband Network

More equipments out of CO

More access POP

More fiber optic cables

More services supported

Less supervision

Deployed outside or in users home

Small capacity of POP

Large quantity of POP

Long fiber, short copper

Difficult cable maintenance

Multiple services

Refined & differential services

Main Features of

BB Network

Home-Network

BB Network

Copper Line

BB Service

QoS

How to fast locate the

copper line faults

How to fast locate and

resolve the home-

network based faults

How to realize the initiative

maintenance of BB network

Five Challenges of Broadband Operation

How to guarantee QoS

and prevent system

performance decline

How to fast resolve problems

and recover services when

failures happen

Six Technical Thoughts

Means

Guarantee

Developing broadband faults

diagnosis techniques

Establishing performance

prediction mechanisms

Discovering potential

capability of copper line

Strengthening user service

oriented fault diagnosis

Constructing intelligent

knowledge base

Optimizing the

troubleshooting procedure

Future

Oriented

Agenda

Thinking in BB Service Supporting

ZTE EasyCopper Introduction

Summary (Q&A)

ZTE Broadband Service Assurance Solution

1. End-to-End

broadband service

assurance solution

2. Supporting both

MSAN & DSLAM

3. Easy to deploy and

use

4. Multiple interfaces

supported, easy to

interconnect to

BOSS and 3rd

party equipments

Main Interfaces of EasyCopper

CRM

Integrated Alarm Platform

Fault Management System

EasyCopper

E

A

B

C

D

Resource Management

System

EMS MetricX

Main Functions of EasyCopper

Main

Functions

Subscriber Line

Performance Prediction

- Prediction of QBR

- Prediction of LDR

- Prediction of BER

Abundant Whole-

Network-Based Analysis

- QBR analysis

- LDR analysis

- BER analysis

User Oriented Diagnosis

- Intelligent Diagnosis

- SELT Test

- DELT Test

Potential Oriented

Configuration Optimization

- Pre-evaluation of

subscriber line capability

- Subscriber configuration

optimization

Main Function

In case of user service failure,

EasyCopper starts the DSL

integrated intelligent diagnosis to

determine the subscriber line related

faults

Diagnosis Results

OSP faults (Outside Plant)

CPE/Home-network faults

Broadband equipment faults

Technical Advantages

Distinguishing the faults on section

basis, which will help operators to

troubleshoot quickly and accurately,

saving on-site maintenance costs

Fault Diagnosis Intelligent Diagnosis

Fault Diagnosis SELT Test Main Function

Before enabling the service, SELT is

conducted to evaluate the service

capability of subscriber line

In case of user service failure, SELT

is conducted to determine the

copper line related faults

Diagnosis Results

Copper length, gauge, status

Upstream/downstream attainable

rates

SNR margin, inband noise, etc.

Technical Advantages

Analysis of historical test data

Expert knowledge base supporting

Fault Diagnosis DELT Test Main Function

In case of user service failure, DELT

is conducted to determine the

service quality of copper line (With

CPE required)

Diagnosis Results

Upstream/downstream SATN/LATN

Upstream/downstream attainable

rates

Upstream/downstream power

Technical Advantages

Analysis of historical test data

Expert knowledge base supporting

Main Function Real-time collecting the drops of subscriber line, and

analyzing the historical line drops

Predicting high line-drops subscribers, and providing

related performance data analysis

Auto-conducting the intelligent diagnosis for

predicted lines, and fast resolving broadband faults

Prediction Results Providing critical major and minor 3 prediction

levels per line-drops of subscriber lines

Providing the relevant precaution solutions for

different prediction levels

Providing prediction charts, curves, and ranking

Technical Advantages First proposing subscriber line performance

prediction technology, and using prediction levels to

evaluate the operating performance of broadband

equipments

Completely understanding the trends in subscriber

line dropped, so as to realize the initiative

maintenance of broadband service

Subscriber Line Performance Prediction LDR

Subscriber Line Performance Prediction QBR

Main Function Real-time collecting the bandwidth of subscriber line,

and predicting the unqualified subscriber lines

Providing related performance data analysis and

historical data analysis of predicted lines

Auto-conducting the intelligent diagnosis for

predicted lines, and fast resolving broadband faults

Prediction Results Providing critical major and minor 3 prediction

levels per QBR of subscriber lines

Providing the relevant precaution solutions for

different prediction levels

Providing prediction charts, curves, and ranking

Technical Advantages First proposing subscriber line performance

prediction technology, and using prediction levels to

evaluate the operating performance of broadband

equipments

Completely understanding the trends in bandwidth of

subscriber line, so as to realize the initiative

maintenance of broadband service

Subscriber Line Performance Prediction BER

Main Function Real-time collecting the BER of subscriber line, and

predicting the high BER subscriber lines

Providing related performance data analysis and

historical data analysis of predicted lines

Auto-conducting the intelligent diagnosis for

predicted lines, and fast resolving broadband faults

Prediction Results Providing critical major and minor 3 prediction

levels per BER of subscriber lines

Providing the relevant precaution solutions for

different prediction levels

Providing prediction charts, curves, and ranking

Technical Advantages First proposing subscriber line performance

prediction technology, and using prediction levels to

evaluate the operating performance of broadband

equipments

Completely understanding the trends in BER of

subscriber line, so as to realize the initiative

maintenance of broadband service

Whole-Network-Based Statistics & Analysis LDR

Main Function

Providing statistical analysis reports

on whole network basis, equipment

basis, and area basis

Providing relevant precaution

solutions per the statistical analysis

reports

Statistics Results

Providing LDR statistics charts,

curves, and ranking on whole network

basis, equipment basis, and area

basis

Technical Advantages

Providing whole-network-based

analysis, which will help operators to

complete understand the whole

network LDR and conduct the whole

network performance optimization

Whole-Network-Based Statistics & Analysis QBR

Main Function

Providing statistical analysis reports

on whole network basis, equipment

basis, and area basis

Providing relevant precaution

solutions per the statistical analysis

reports

Statistics Results

Providing QBR statistics charts,

curves, and ranking on whole network

basis, equipment basis, and area

basis

Technical Advantages

Providing whole-network-based

analysis, which will help operators to

complete understand the whole

network QBR and conduct the whole

network performance optimization

Whole-Network-Based Statistics & Analysis BER

Main Function

Providing statistical analysis reports

on whole network basis, equipment

basis, and area basis

Providing relevant precaution

solutions per the statistical analysis

reports

Statistics Results

Providing BER statistics charts,

curves, and ranking on whole network

basis, equipment basis, and area

basis

Technical Advantages

Providing whole-network-based

analysis, which will help operators to

complete understand the whole

network BER and conduct the whole

network performance optimization

Pre-Evaluation of Subscriber Line Capability

Main Function

Before enabling the service, SELT is conducted to

evaluate the performance of subscriber line and thus

to determine whether the subscribed service can be

carried over the copper line

For service upgrade, the new temporary profile is

adopted to evaluate the performance of subscriber

line and thus to determine whether the subscribed

service can be carried over the copper line

Expected Results

Evaluation pass, the subscribed service can be

carried over the copper line

Evaluation no pass, the copper line may be broken

Evaluation no pass, the high level service can not be

carried over the copper line

Subscriber Configuration Optimization

Main Function

Checking the stability of

subscriber line via LDR & BER

Adjusting users profile (rates, latency and transmit power)

per BER & attainable rates

Repeating to optimization

Expected Results

Users profile optimized

Service quality improved

More bandwidth and service

provided

Agenda

Thinking in BB Service Supporting

ZTE EasyCopper Introduction

Summary (Q&A)

Summary

Challenges and Thinking

Broadband service O&M transformation from extensive model to intensive model

ZTE EasyCopper Solution

Fault diagnosis aiming at fast troubleshooting

Performance prediction aiming at prevention of disease

Inventory and fault oriented statistics & analysis

User oriented capability evaluation and configuration optimization

Advantages and Benefits

Shortening troubleshooting time, improving BB service O&M efficiency

Initiative O&M, reducing the failure rate of BB servcie

Improving QoS and extending the lifecycle of copper equipment

Reducing OPEX and increasing CSI (Customer Satisfaction Index) & ARPU

Q & A