© Copyright 2006, Verizon. All rights reserved

© Copyright 2006, Verizon. All rights reserved.

Beyond the Internet – Beyond the Internet – Emerging Bandwidth DriversEmerging Bandwidth Drivers

Stuart ElbyStuart Elby

VP – Network ArchitectureVP – Network Architecture

Verizon CommunicationsVerizon Communications


Bandwidth Drivers Bandwidth Drivers Video Competition (e.g., Triple Play)Video Competition (e.g., Triple Play)

– Terrestrial MPEG/IP LH distribution Terrestrial MPEG/IP LH distribution – Local distribution (QAM, IPTV…)Local distribution (QAM, IPTV…)

Ethernet is King of the Aggregation NetworkEthernet is King of the Aggregation Network– Less costly, but much less bandwidth efficient than TDM and ATMLess costly, but much less bandwidth efficient than TDM and ATM– Did I mention Video?Did I mention Video?

Disaggregation and MobilityDisaggregation and Mobility– Any service, anywhereAny service, anywhere– That’s right, videoThat’s right, video

IP ConvergenceIP Convergence– Multi-services access (e.g., Pseudowire, IP-VPN…)Multi-services access (e.g., Pseudowire, IP-VPN…)– IMSIMS

Strong Continued Growth of the InternetStrong Continued Growth of the Internet– Web-based businessesWeb-based businesses– Broadband proliferation and adoption (FTTx, xDSL, 3G)Broadband proliferation and adoption (FTTx, xDSL, 3G)– Streaming VideoStreaming Video


WDM

DSL and FiOS – Internet AccessDSL and FiOS – Internet Access

Broadband Access Metro Network Backbone Network

OLT

BPON

Premises

Verizon Online

ONTONT

DSLAM

ATM

Internet

BroadbandPremises

Router

IP over SONET or Ethernet


WDM

DSL and FiOS – VideoDSL and FiOS – Video

Broadband Access Metro Network Backbone Network

OLT

BPON

Premises

ONTONT

DSLAM

ATM

Internet

SuperHeadend

(SHE)

SuperHeadend

(SHE)

IP VOD ServerMPEG2/Ethernet over

SONET/DWDM

VideoHub

Office

VideoServingOffice


SONET platforms and DWDM Transport platforms are separateSONET platforms and DWDM Transport platforms are separate

– Multiple interconnected platforms within CO adds significant interface Multiple interconnected platforms within CO adds significant interface cost and operations complexity (hands in the plant)cost and operations complexity (hands in the plant)

– Separate engineering of layers leads to sub-optimal fiber plant Separate engineering of layers leads to sub-optimal fiber plant utilizationutilization

DWDM is used only for inter-office transport; all traffic DWDM is used only for inter-office transport; all traffic grooming/switching is done electronically (SONET and DCS)grooming/switching is done electronically (SONET and DCS)

– Traffic undergoes multiple electrical-optical-electrical conversions Traffic undergoes multiple electrical-optical-electrical conversions between the SONET and DWDM platforms, adding cost and added between the SONET and DWDM platforms, adding cost and added failure pointsfailure points

SONET Rings are very inefficient for ‘hub and spoke’ traffic SONET Rings are very inefficient for ‘hub and spoke’ traffic topologiestopologies

In 2005, Verizon developed next generation optical transport In 2005, Verizon developed next generation optical transport platform requirements to address these concernsplatform requirements to address these concerns

– Platform integrates DWDM Optical Ring, Optical Switching, Ethernet, Platform integrates DWDM Optical Ring, Optical Switching, Ethernet, SONET ADM and TDM Grooming functionsSONET ADM and TDM Grooming functions

Metro Optical Network InefficienciesMetro Optical Network Inefficiencies


Application of next gen platform for FiOS Video Architecture:Application of next gen platform for FiOS Video Architecture:

Integration of SONET and DWDM functionality into a single Integration of SONET and DWDM functionality into a single elementelement

– ADM-on-a-Wavelength eliminates the need for an external SONET ADMADM-on-a-Wavelength eliminates the need for an external SONET ADM

Larger optical reach allows transparent interconnection of a large Larger optical reach allows transparent interconnection of a large number of offices with minimal regenerationnumber of offices with minimal regeneration

Optical mesh allows rings to be optically interconnectedOptical mesh allows rings to be optically interconnected

– Wavelength Selective Switch (WSS) for optical switching between Wavelength Selective Switch (WSS) for optical switching between rings eliminates back-to-back nodes for ring to ring interconnectionsrings eliminates back-to-back nodes for ring to ring interconnections

Optical broadcast reduces the cost of video distributionOptical broadcast reduces the cost of video distribution

Simplified equipment operationSimplified equipment operation

Reduced PICS and spares inventory via fewer card types and Reduced PICS and spares inventory via fewer card types and tunable lasers tunable lasers

Next Generation Optical Transport PlatformNext Generation Optical Transport Platform


OC-192 Broadcast

Ring

OC-192 Data + VOD

Rings

OC-192 VOD Rings

VHO

AggOffice

Router

AggOffice

AggOffice

AggOffice

AggOffice

AggOffice

Router

Video Network with Traditional ElementsVideo Network with Traditional Elements Separate networks to Separate networks to

transport broadcast transport broadcast video and IP data/video-video and IP data/video-on-demandon-demand

Core DWDM ring and Core DWDM ring and multiple SONET rings to multiple SONET rings to distribute VOD and data distribute VOD and data to each VSOto each VSO

VSOs

Multiple SONET Multiple SONET Rings from the VHO Rings from the VHO to distribute to distribute broadcast video to broadcast video to the VSOsthe VSOs

Large number of Large number of network elements network elements including many including many stacked SONET stacked SONET ringsrings


Video Network with NG-OTNVideo Network with NG-OTN

WDMData, VOD, &

BroadcastRing

Router

VHO

AggOffice

AggOfficeAgg

Office

Router

AggOffice

AggOffice

AggOffice

Integrated network to Integrated network to transport broadcast transport broadcast video, video-on-video, video-on-demand, and IP datademand, and IP data

DWDM on all spansDWDM on all spans

VHO office added to VHO office added to core DWDM ringcore DWDM ring

Core DWDM ring Core DWDM ring between Routers, VHO, between Routers, VHO, and aggregation officesand aggregation offices

Subtending rings to Subtending rings to distribute broadcast distribute broadcast video, VOD, and IP data video, VOD, and IP data to each VSOto each VSO

VSOs

Core DWDM Ring


Major Ethernet Switching Hub CitiesMajor Ethernet Switching Hub Cities

350 Ethernet Switches @ ~300Gbps Switching Capacity350 Ethernet Switches @ ~300Gbps Switching Capacity


DisaggregationDisaggregation Advances in software enable common Advances in software enable common

abstractions for voice, video, data objectsabstractions for voice, video, data objects

IP enables common distribution and IP enables common distribution and communications treatments for multiple communications treatments for multiple servicesservices

Next generation signaling and control Next generation signaling and control architectures isolate application from accessarchitectures isolate application from access

The service is no longer tied to the device or The service is no longer tied to the device or network – personalization of deliverynetwork – personalization of delivery

Any Service, AnywhereAny Service, Anywhere


What’s That?What’s That?

Phone

TVGame TerminalDigital CameraMP3 Player

TV

PhoneIM Chat RoomConference Room


IMS VisionIMS Vision Started in the wireless industry, now much broader interestStarted in the wireless industry, now much broader interest

– Developed by GSM wireless carriers (within 3GPP consortium)Developed by GSM wireless carriers (within 3GPP consortium)

– 3GPP2 built on IMS with CDMA focus – MMD 3GPP2 built on IMS with CDMA focus – MMD

– Now the focus of much attention in other forums like MSF, ATIS, TISPANNow the focus of much attention in other forums like MSF, ATIS, TISPAN

– Most of our vendors have IMS products in development and/or trialMost of our vendors have IMS products in development and/or trial

– Initial focus of vendor IMS solutions has been within wireless networks, Initial focus of vendor IMS solutions has been within wireless networks, and on fixed-mobile convergence (FMC)and on fixed-mobile convergence (FMC)

Why IMS was developedWhy IMS was developed

– Seeks to merge two successful paradigms, cellular networks (ubiquitous Seeks to merge two successful paradigms, cellular networks (ubiquitous access) and the Internet (popular services)access) and the Internet (popular services)

– Key initial objectives were:Key initial objectives were:

• Provide QoS support for real-time multimedia servicesProvide QoS support for real-time multimedia services

• Provide mechanisms for service providers to charge appropriatelyProvide mechanisms for service providers to charge appropriately

• Enable integrated servicesEnable integrated services


Some Simple ExamplesSome Simple Examples

I’m in the Anaheim Marriott and would like to watch I’m in the Anaheim Marriott and would like to watch the movie I saved on my home DVR on my laptop.the movie I saved on my home DVR on my laptop.

I’m wrapping up an OFC presentation and realize I’m wrapping up an OFC presentation and realize that that 2424 is about to go on before I can get back to the is about to go on before I can get back to the hotel, so I watch it on my mobile. hotel, so I watch it on my mobile.

Multipoint HD video conferencing between homesMultipoint HD video conferencing between homes

Sending my ‘trip to the F1 race in Montreal’ travel Sending my ‘trip to the F1 race in Montreal’ travel video to everyone on my buddy list.video to everyone on my buddy list.

Mobile Video SharingMobile Video Sharing


Backbone Traffic GrowthBackbone Traffic Growth

Verizon’s Network:Verizon’s Network:

>600,000 fiber route miles>600,000 fiber route miles

3,200 AS Connections3,200 AS Connections

IP traffic growth: ~ 40% y/yIP traffic growth: ~ 40% y/y

Internet circa 2000Internet circa 2000

What happens if RFID takes off?What happens if RFID takes off?


Summary Summary

Video is the key driver to traffic growth on the Video is the key driver to traffic growth on the optical networkoptical network– More service providers providing broadcast quality videoMore service providers providing broadcast quality video– More devices sourcing and sinking video content across More devices sourcing and sinking video content across

the networkthe network– More content in HD More content in HD

The trend towards Ethernet-centric aggregation The trend towards Ethernet-centric aggregation networks drives more transport capacity demandnetworks drives more transport capacity demand

The dot-com bubble is ancient history; Internet The dot-com bubble is ancient history; Internet traffic growth back on tracktraffic growth back on track– Trend from dial-access to broadband access and 3GTrend from dial-access to broadband access and 3G– eBusiness growth in both traditional and new marketeBusiness growth in both traditional and new market

Technology

© Copyright 2006, Verizon. All rights reserved