Convergence - a 2001 perspective

XL 4/21/01

Xiaolin Lu

Vice President

Strategic Engineering & IP Networks

Broadband

CONVERGENCE:

WHAT, WHY, & HOW

XL 4/21/01

CONVERGENCECONVERGENCE

WHAT’S CONVERGENCE ?

WHY CONVERGE ?

WHAT TO CONVERGE ?

HOW TO CONVERGE ?

XL 4/21/01

BY ALL MEANS …BY ALL MEANS …

Communication

One-to-one

“On-Demand”

Entertainment

Broadcast

Always there

Services & Services &

PerceptionsPerceptions

BillingBilling

NetworkNetwork

VOICEVOICE VIDEOVIDEO

Usage-based

Point-to-point

Narrowband/

baseband

Flat rate

Point-to-multipoint

RF Broadband

OperationOperation Circuit/Connection Push content

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HISTORICAL OVERVIEWHISTORICAL OVERVIEW

Class 4

Switch

Class 5

Switch

SS7

Headend

FN FN

FN FN

Broadcast, pushBroadcast, push--andand--pickpick

Centrally managedCentrally managed

Selling contentSelling content

Broadcast, pushBroadcast, push--andand--pickpick

Centrally managedCentrally managed

Selling contentSelling content

Circuit, connection orientated

Centrally managed

Selling connection

Circuit, connection orientated

Centrally managed

Selling connection

Telco

Cable

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VISIOIN AT THAT TIME ….VISIOIN AT THAT TIME ….

Switch

Circuit integration

Centrally managed

“Privately Owned”

Tons of bandwidth, but for what?

Circuit integration

Centrally managed

“Privately Owned”

Tons of bandwidth, but for what?

SONET

ATM SONET

ATM Switch

FTTC

FTTH

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INTERNET PHENOMENAINTERNET PHENOMENA

OPEN INTERFACE

Apps Apps Apps Apps

No-Purpose, “Free”

Networks

Separation of networks and

services

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CHANGING PERSPECTIVESCHANGING PERSPECTIVES

RF Modem

DSP Performance

Fiber Optics

BellBell--CentricCentric MosaicMosaic

NetworkNetwork

“Proprietary”“Proprietary”

CircuitCircuit

Standard based

Capacity

Service enabler

BroadbandBroadband

Service PackageService Package

Network enabled or Network enabled or

independent independent

CompetitionCompetition

ApplicationsApplications

FeatureFeature--rich rich

VoiceVoice

ConnectionConnection

BusinessBusiness

MonopolyMonopoly

Bandwidth Internet

Multimedia

Router performance

LAN extension

Telecom Reform

Market maturity &

growth

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Pentium

Pro

2000 1970 1975 1980 1985 1990 1995

4004

Year

# T

ra

nsisto

rs p

er ch

ip

(lo

g)

10M

1M

100K

10K

1K

8008

8080 8085

8086/

8088

80286

80386

80486

Pentium

Pentium

II

1000

100

10

1

.1

Pe

rfo

rm

anc

e in

M

IP

S (lo

g)

Legend

Chip density

MIPS

IA-64

(est)

MOORE’S LAWMOORE’S LAW

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PHOTONIC MOORE’S LAW

0.1

1

10

100

1K

10K

1985 1990 1995 2000

Year

Ca

pa

city (G

b/s)

TDM Commercial

WDM Commercial

TDM Research

WDM Research

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Year 0Year 0 Year 1Year 1 Year 2Year 2 Year 3Year 3 Year 4Year 4 Year 5Year 5

Perf

orm

an

ce/

Pri

ce

Perf

orm

an

ce/

Pri

ce

Optical

Storage

Silicon (Moore’s Law)

9 Months

Time to Double

Expected Innovation Rates of Optics, Expected Innovation Rates of Optics,

Storage, and ElectronicsStorage, and Electronics

12 Months

18 Months

100X the impact of silicon

in 10 yrs!

Vinod Khosla Kleiner Perkins Caufield & Byers

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THE FOOD CHAINTHE FOOD CHAIN

Applications

Networks

Equipments

Components

Bandwidth Needs

New Opportunities

New Competitions

Bandwidth Needs

New Opportunities

New Competitions

High power DSP, ASIC,

and optical components

High power DSP, ASIC,

and optical components

Software on DSP & ASIC

Architectural Solutions

Software on DSP & ASIC

Architectural Solutions

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Services Enabling vs. Delivery

1+1 > 2

Presentations

Network and Platform: Adaptable and evolvable,

NOT integration

Configurable Not Customization

Provision & Operation Platform transparent

Cost reduction

Open for evolution

and innovation

Many choices

WHAT WHY

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CURRENT SITUATIONCURRENT SITUATION

CONTENT

CONTENT

PACKAGE

System &

Platform

NETWORK

TRANSPORT

PHYSICAL

TRANSPORT

VOICE DATA VIDEO

T-SLOT IP MPEG

PROPRIETARY PROPRIETARY PROPRIETARY

TDM

SONET

IP

ATM FR

ATM

PROPRIETARY

PROPRIETARY: Topology, media

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CONTENT

CONTENT

PACKAGE

NETWORK

TRANSPORT

PHYSICAL

TRANSPORT

APPLICATIONS: Presentation

Application Dependent ??

Common & “Transparent”

Evolvable

Adaptive NOT Integration:

optimized for service delivery

System &

Platform

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Convergence = Integration ?

Broadband = Bandwidth ?

Capacity potential

Use of bandwidth

Supporting infrastructures

Pipe and everything else

Technology X > Technology Y

Adaptable

Evolvable

Deliver ~ Enable

Demising separation of customers & service

providers

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EXAMPLE 1:EXAMPLE 1:

ACCESS NETWORK

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IN THE PAST ...IN THE PAST ...

LEC

Twist Pair Star

Feature rich POTS

$84B “toll collection”

Voice = Communication

Cable

Coax Tree-and-Branch

Broadcast video

$24B “$1 buffet”

DLC, ISDNDLC, ISDN

FTTHFTTH

Monopoly

Voice-oriented

Video = Entertainment

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PERSPECTIVESPERSPECTIVES

NetworkNetwork

ConnectivityConnectivity

Resource SharingResource Sharing

Media

Copper

Coax

Fiber

Radio

Topology

Star

Bus

Ring

Control

Central

Distributed

Self

Service

Communication

Entertainment

Convergence

Mind-Set

Bell-Head

Net-Head

“Cable Guy”

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CHANGING PERSPECTIVESCHANGING PERSPECTIVES

RF Modem

DSP Performance

Fiber Optics

BellBell--CentricCentric MosaicMosaic

NetworkNetwork

“Proprietary”“Proprietary”

CircuitCircuit

Standard based

Capacity

Service enabler

BroadbandBroadband

Service PackageService Package

Network enabled or Network enabled or

independent independent

CompetitionCompetition

ApplicationsApplications

FeatureFeature--rich rich

VoiceVoice

ConnectionConnection

BusinessBusiness

MonopolyMonopoly

Bandwidth Internet

Multimedia

Router performance

LAN extension

Telecom Reform

Market maturity &

growth

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OPTIONSOPTIONS

LEC

Narrowband

Switched DLC

Rebuild

Network Upgrade

Cable modem

Deep Fiber Deep Fiber

PenetrationPenetration

Wireless

Mobility

Broadband

Cable

Broadband

Broadcast

FTTH

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ARCHITECTURESARCHITECTURES

FN

Tree-and-Branch

Broadcast

Cascaded

Cell-Based

Narrowcast

Clustered

RN

???

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FIBER OPTICS ?FIBER OPTICS ?

Node 2,000+HP 1,200HP 600HP 200HP 100HP

Size

HOW Deep ?

HOW To ?

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HE

HE

HFC IN THE MAKINGHFC IN THE MAKING

HE Primary

Ring

Primary

Hub

FN

FN

Broadcast Multi-Service

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Segmentation

4X capacity

HFC IN THE MAKINGHFC IN THE MAKING

SH

SH

SH Primary

Ring

Primary

Hub

FN

FN

DWDM Transport

End-to-end Transparency

XL 4/21/01

OXiomOXiomTMTM

CMTS

PH

mFN mFN

mFN mFN

mFNs replace all coax amplifiers Less active components

More bandwidth and flexibility

Deep fiber penetration with cell structure

Optical add/drop to daisy chain mFNs Reduced fiber management & labor

Provisioning for growth

Distributed processing at mFN

SH

SH

SH

XTR XTR XTR

WDM PON

S

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Adaptable

Evolvable

Balance

Forward and backward

Front-end cost & lifetime

saving

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REGINAL NETWORK

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IP

IP

IP

IP

1/0 DCS

1/0 DCS

1/0 DCS

1/0 DCS

4E

4E

4E

4E

A TRANSPORT LAYER MODEL

DS1

(1.5 Mb/s)

OC48

(2.5 Gb/s) WDM WDM WDM WDM WDM WDM

Fiber Conduit/

Sheath

SONET

Layer

3/1 DCS

3/1 DCS

3/1 DCS

3/1 DCS

DCS Layer

DCS DCS

DCS DCS

ATM

ATM

ATM

ATM

DS3/OC3

DS3/OC3/OC12

ADM ADM ADM

ADM

ADM

ADM ADM

3/1 DCS

Layer

ATM

Layer

Service

Layers

Media

Layer

Optical

Layer

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A SIMPLIFIED MODELA SIMPLIFIED MODEL

The Pipe

DWDM Switching

Auto Topology

Management

Intelligent Edge

Classification

Policing

Switching

Aggregator

Mapping

Accommodate

legacy

IP & Legacy Legacy

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CONVERGENCE:CONVERGENCE:

Simplification and EvolvingSimplification and Evolving

Intelligent Edge

Classification

Policing

Switching

Aggregation

Transparent DWDM Core

Smart DWDM for

transport and topology

Accommodate legacy

Access

Coherent Provisioning

and Management

Access

Access

Access Access

Access

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CHOICES

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CHOICE ?CHOICE ?

Bell

Class

Switch Customer Local

Customer Class

Switch Local

AT&T

MCI

Spint

Price

War

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Yes, CHOICE !Yes, CHOICE !

PoC Presentation

To Customers

Network

Services

Value

Service Value

Service Value

Service Value

Service

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BROADBAND CHOICE BROADBAND CHOICE TMTM

Regional

Access Network

Regional Access

Network

Regional Access

Network

ISP 3

ISP 2

ISP 1

INTERNET

Regional Access

Network

Regional Access

Network

Backbone

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SOLUTIONSSOLUTIONS

ISP 1

HE

ISP 1

PoC

Policy-based routing Source-based

MPLS

Network service Provisioning

Choice management

Policy-based routing Source-based

MPLS

Network service Provisioning

Choice management

Home Access Regional

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VOIP

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Open standards

Call agent

platform

Common IP

network

IP Transport

More suppliers

Third party

applications

Shared equipment &

labor

Interconnect cost

reduction

Lower prices

Incremental

revenue

Economies of

scope

Higher margins

Attributes Implications Benefits

SOME THOUGHTS ….SOME THOUGHTS ….

XL 4/21/01

Today’s ArchitectureToday’s Architecture

SH DWDM

Networking mFN

HFCHFC

Internet

Local IP

Network

Separate voice and data platforms sharing the same

HFC network

PH

CMTS

HDT

PSTN

SONET

5ESS

CM

NIU

XL 4/21/01

Transition: IP Digital TerminalTransition: IP Digital Terminal

SH DWDM

Networking mFN

HFCHFC

PSTN

Internet

Local IP

Network

Integrated voice and data over HFC network

Utilize 5ESS platform for voice interconnect & features

PH SONET

5ESS

BTIBTI

IP

DT

Ro

ute

r

CM

TS

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EndEnd--toto--End IP PlatformEnd IP Platform

SH DWDM

Networking mFN

HFCHFC

HPNA

PSTN

Internet

Local IP

Network

PSTNPSTN

GatewayGateway IP IP

BackboneBackbone

BTIBTI

Cost reduction through common IP infrastructure

New revenue with emerging IP-based services

Flexible user interfaces stimulate more creativities

Ro

ute

r

CM

TS

PH

XL 4/21/01

OPTIONSOPTIONS

Switch Call Agent

NIU

/H

DT

B

TI/C

MT

S

Switching Technology

Access Technolo

gy

HDT

IPDT End-to-end

Reverse gateway

+ Current, proven technology

- Proprietary interfaces

- Uses circuit switches

+ Uses call agent

+ Moves traffic off circuit switches

- Limited support for new IP services

+ Standard-based

+ Support voice and data

- Uses circuit switches

- Interim solution

+ Standard-based

+ Support voice, data, & new IP

+ Uses call agent

- Time to market

XL 4/21/01

IT’S ALL ABOUT THOSE IT’S ALL ABOUT THOSE

DEMARCATION POINTS ….DEMARCATION POINTS ….

HE-D HG

RDC

POP Home Access Regional Backbone

End-to-end consistency

Provisioning and management

Presentation

Commodities

Value Creation

XL 4/21/01

IT NEVER ENDS …IT NEVER ENDS …

Has Been Moving to

Service Delivery Enabling

Platform Service specific Open Interface

Network One-dimension pipe Multi-dimension infrastructure

Time

Growth

Service

Network Platform

Time

XL 4/21/01

… The wonderful thing about

Moore’s Law is that it is not a

static law; it forces everyone

to live in a dynamic, evolving

world.

-- Carver Mead

XL 4/21/01

We’ll see

Convergence - a 2001 perspective

Business

Transcript of Convergence - a 2001 perspective