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TOT to NGN

ByDr. Kamthon WaithayakulEVP, Office of EngineeringTOT Plc.

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British Telecom: Moving to 21CN

Today – customers must connect to multiple networks to get what they want

Tomorrow – customers connect how they wish, services consistent across different access technologies, cost leadership

From this: To this:

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IP / MPLS Backbone

AggregationCustomer

Access Network

Control Layer

Service Platforms

Core/Backbone networks

Transmission

Shared Information System

France Telecom: one IT & network

One IT & Network is our strategy toward NExT objectives

Gigabit Ethernet

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SDH

IP

Metro LAN

PSTN & ISDN

ATM

IN

SCP SCESMS

SSP

ISPGate Way

NSC NSC NSC

NSC

NSC

NSC

NSC

NSC

NSC

NSC

NSC

NSC

NSCEX

EX

EX

EX

EX

EX

EX

EX

EX

EX E

XEX

EX

EX

EX

EX

EX

EX

EX

EX

EX

EX

EX

EX

STP STP STP STP

DDNDDN

BRAS

TOT’s exiting network

Standard NGN Architecture N

etw

ork

Man

ag

em

en

t /

NG

-OS

S /

BS

S

Service Control functions

VoiceServices

Service

Transport

Transport Control functions

Secu

rity

/ Q

oS

IP/MPLS Transport

Edge functions Oth

er

Netw

ork

s

CPECPECPECPE

DataServices

Value Added

Services

ContentServices

WholesaleServices

Copper Access(MSAN)

Fibre Access(PTP, PTMP)

Wireless Access (WiMAX, WiFi)

Mobility(2G/3G)

3rd Party Application Providers

Technology for the ONE service layer

Sensible if moving to mobile

Where the vendors are going

Industry standard architecture

Fixed Voice plus Broadband

Build a NGN to deliver voice and broadband services

Fixed Voice plus Broadband

Build a NGN to deliver voice and broadband services

Fixed Voice, Broadband and Multi-Media Services

Build a NGN to deliver voice and multi-media services

Add Web 2.0 services from hosting centres

Fixed Voice, Broadband and Multi-Media Services

Build a NGN to deliver voice and multi-media services

Add Web 2.0 services from hosting centres

Fixed Voice, Broadband, and Multi-Media and Mobile

Build a NGN to deliver fixed and mobile voice and multi-media services.

Have an access-agnostic architecture

Have an integrated services architecture

Fixed Voice, Broadband, and Multi-Media and Mobile

Build a NGN to deliver fixed and mobile voice and multi-media services.

Have an access-agnostic architecture

Have an integrated services architecture

Soft-switch /SIPSoft-switch / H248 IMS

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Portal

Video/Music Gaming Web PolicyEmail Presence

ConferenceServer

Game Console

MMS

SoftSwitch

Video PhonePC

TV Set top

Network management

Applications

Control

Core

Access

HomeHome Gateway / Customer Premises

Gateway

QoS Enabled

IP Network

TOT IP CORE

NMS

SS7

PBX

computer

Telephone

PSTNMG/TG

SGMSAN

OSS

TOT’s Future Network

METRO LAN WiMax

Mobile-IP/ GPRS

IMS

A practical initial implementation

SBCMSAN

H.248

NTE

Base bandPOTS

Vision

Softphone BRAS

BGW

InternetBackhaul

IP

IPCore

MGW PSTN

Core Session Control

ConsumerVoIPAPP

SMEVoIPAPP

OtherAPP

HostingCentre(IPTVICT)

VoiceSoft-switch

ServiceEdge

ServiceEdge

Service Node

3rd PartyApplicationsIN ENUM User

Data

DSLAM

ExchRCU

MGW

Legacy Networks

Interworking

SBCMSANNTE

Base bandPOTS

Vision

Softphone BRAS

BGW

InternetBackhaul

IP

IPCore

MGW PSTN

ServiceEdge

ServiceEdge

Service Node

H.248

HostingCentre(IPTVICT)

IN ENUM UserData

Core Session Control

ConsumerVoIPAPP

MobilePSTN

3rd PartyApplications

Future implementation

Access Network

Access Node

MSANGE

xDSL

Street MSAN

xDSLFTTN

PTPPTMP

e.g. GPON

Fibre for Enterprise

3G Mobile)/WiMAX

Copper for Voice and Data (ADSL)

Fibre / Ethernet

MSAN

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MINI DSLAM

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Access Network

Access Node

MSANGE

xDSL

Street MSAN

xDSLFTTN

PTPPTMP

e.g. GPON

Fibre for Enterprise

3G Mobile)/WiMAX

Copper for Voice and Data (ADSL)

Fibre / Ethernet

Conclusion

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