optical networking today and tomorrow - home | internet2 · pdf fileoptical networking today...

Lucent Technologies – ProprietaryUse pursuant to company instruction1

Optical NetworkingToday and Tomorrow

Enrique Hernandez-ValenciaMultimedia Network SolutionsLucent Technologies

ESCC/Internet2 Joint Techs WorkshopJuly 17-20, 2006

Lucent Technologies – ProprietaryUse pursuant to company instruction

2

Outline

• Overview of Lucent NG Services framework • Transport/Connectivity Elements & Services• Evolution trends in optical/packet transport convergence• Closing remarks


3

Lucent Multimedia Network SolutionsThe Foundation for Next Generation Services

Helping our customers drive new service revenues and profitability:- Introduce new data and video transport capabilities and services:

- Optical/Ethernet transport services with “carrier grade” attributes- Quadruple play services on a mass market scale

- Improve the scale and efficiency of the packet/optical network in handling voice, data, and video

- Converge wireless/wireline infrastructure with a value proposition for today and the future

Interactive TV

3G WirelessOnline Gaming

Storage Networking

VPNs

Ethernet

Video Conferencing

Mobile Multimedia

Triple Play Services LAN to LAN Services

ConsumersConsumers EnterprisesEnterprises


4

Lucent Multimedia Networking Solutions

Access Network

Consumer Enterprise

PSTN

INTERNET

3G MobileCMTSOLT CMTS

DSLAMOLT

Data Center

DSLAM

Voice

Data VideoContentServices

Session Control

Applications

Optical/Ethernet TransportDWDM

SONET/SDHULH

ATM/FRIP/MPLS CoreMultiservice EdgeIP/MPLSEthernet ATM/FRIP/MPLS

Lucent is focused on enabling our customers deliver:

• Optical/packet transport products for metro/core and long-haul transport network infrastructure.

• New blended, multimedia services over economical, flexible, and intelligent networking infrastructures.

• End-to-end solutions that extend and leverage current technologies and set the stage for wireline/wireless convergence.

• Leverage benefits of the IMS operations model

Wireless Backhaul

Converged Optical/Ethernet

Transport

IMSIMS

IPTV /IP Multimedia


5

Transport/Connectivity Services Model

Ethernetover Fiber

Ethernetover

SONET

Ethernetover RPR

Ethernetover WDM

Ethernetover MPLS

Poi

nt-t

o-P

oint

& M

ultip

oint

Ser

vice

s(V

irtu

al a

nd P

riva

te, M

AN

and

WA

N)

SA

Ns

IP

Vid

eoIn

tern

et

Acc

ess

IP

VP

NIP

Te

leph

ony

Pri

vate

Li

nes

&

CE

S

Metro CoreCustomer Access

Multi Service

Edge

Packet Core

Packet/TDM Aggregation

TDM

xWDM

SONET/SDH

ATM/FR

POS

MetroMetroMSPPMSPP

Hub Hub MSPPMSPP

LongLong--HaulHaulDWDMDWDM

MetroMetroROADMROADM

Copper/Copper/FiberFiber

SANs


6

Metropolis® Family –MSPP Solution for SONET/SDH

Key Features:– Compact, Ethernet/TDM Hybrid

Elements that integrates:• SONET/SDH Gateway (ADM) • E1/DS1 through STM-64/OC-192

interfaces• Low Order (VT1.5 / VC-12) and

High Order (STS-1 / VC-4) switching as well as Ethernet VLAN bridging

• Multi-ring terminal capability (BLSR & MSPRING / UPSR & SNCP)

• Ethernet and Gigabit Ethernet transport applications

– Fully conforming to SONET (ANSI) and SDH (ITU) practices and standards

– Member of our product family for end-to-end SDH/SONET (including common EMS)

Key Features:– Compact, Ethernet/TDM Hybrid

Elements that integrates:• SONET/SDH Gateway (ADM) • E1/DS1 through STM-64/OC-192

interfaces• Low Order (VT1.5 / VC-12) and

High Order (STS-1 / VC-4) switching as well as Ethernet VLAN bridging

• Multi-ring terminal capability (BLSR & MSPRING / UPSR & SNCP)

• Ethernet and Gigabit Ethernet transport applications

– Fully conforming to SONET (ANSI) and SDH (ITU) practices and standards

– Member of our product family for end-to-end SDH/SONET (including common EMS)

Metropolis® DMX

Metropolis® ADM


7

DMXDMX

DMXDMXtendtend

• OC-12/48/192 IOF and loop Applications• 10/100FE and 1GbE, 3/1 DCS• Central Offices, optical hubs, Large

enterprises• TDM, OC-n & Ethernet services• Greatest MSPP scalability and versatility

• OC-12/48/192 IOF and loop Applications• 10/100FE and 1GbE, 3/1 DCS• Central Offices, optical hubs, Large

enterprises• TDM, OC-n & Ethernet services• Greatest MSPP scalability and versatility

• OC-3/12 Loop• 10/100FE and 1GbE, 3/1 DCS• Enterprise & loop applications• OSP Hardened• TDM , OC-n & Ethernet services

• OC-3/12 Loop• 10/100FE and 1GbE, 3/1 DCS• Enterprise & loop applications• OSP Hardened• TDM , OC-n & Ethernet services

Metropolis ® DMX –Next-Gen SONETMSPP Family

DMXDMXploreplore

• OC-3 CPE & Optical Access• Rack-mount / Wall-mount versions• OSP Hardened• DS1 and DS3 services, Ethernet (future)

• OC-3 CPE & Optical Access• Rack-mount / Wall-mount versions• OSP Hardened• DS1 and DS3 services, Ethernet (future)


8

LambdaUnite™ MSS –Next Gen SONET/SDH MSPP Hub

Key Features:– Integrated cross-connect with

ring/mesh terminations– Right-sized switching in a single shelf

at 640G, 320G, 160G configurations• Compact VC-4/STS-1 based

grooming with SONET/SDH gateway• Supports STM-1o/OC-3 through

STM-256o/OC-768 (40 Gbps)• Highest density single shelf OEO

switch on the market – Deploy at metro hubs and for core

bandwidth management• Extremely flexible system

architecture: any port, any B/W; any port, standards SDH/SONET rings, linear or GMPLS mesh

– Gigabit and 10GbEthernet I/O for Ethernet Trunking applications

Key Features:– Integrated cross-connect with

ring/mesh terminations– Right-sized switching in a single shelf

at 640G, 320G, 160G configurations• Compact VC-4/STS-1 based

grooming with SONET/SDH gateway• Supports STM-1o/OC-3 through

STM-256o/OC-768 (40 Gbps)• Highest density single shelf OEO

switch on the market – Deploy at metro hubs and for core

bandwidth management• Extremely flexible system

architecture: any port, any B/W; any port, standards SDH/SONET rings, linear or GMPLS mesh

– Gigabit and 10GbEthernet I/O for Ethernet Trunking applications

320G[8x10 Gbps

4F Rings

640G[16x10 Gbps

4F Rings]

1.28T[32x10 Gbps

4F Rings]

160G

[4x10 Gbps4F Rings

In-ServiceUpgradeable!


9

Evolving the MSPP Concept

•Enable further TDM consolidation between today’s core, access and DACS network elements.

• Introduce new service interfaces for efficient, carrier class IP router interconnection.

• Integrate TDM and WDM layers via common WDM system.

•Enable convergence of TDM and Packet layers within metro access/core networks via use NG MSPP Optical/Ethernet transport capabilities

•Further converge TDM and Packet network layers for carrier class, traffic engineered data services.

•Enable further TDM consolidation between today’s core, access and DACS network elements.

• Introduce new service interfaces for efficient, carrier class IP router interconnection.

• Integrate TDM and WDM layers via common WDM system.

•Enable convergence of TDM and Packet layers within metro access/core networks via use NG MSPP Optical/Ethernet transport capabilities

•Further converge TDM and Packet network layers for carrier class, traffic engineered data services.

Enhance capabilities in traditional TD

M

domain

Expand capabilities

into Optical/ E

thernet dom

ain

Evolutionary and flexible

product implem

entation


10

SONET/SDH Solutions Metro/Regional Network Consolidation I

… new NEs implement distributed wideband X-connect functions

Legacy: wideband grooming is centralized

NG MSPP: wideband grooming is distributed

Hubbed WDCS Architecture Distributed Grooming Architecture

End Office

Hub

End Office

WDCS

Hub

End Office

Hub

End Office

Hub

Lower cost through WDCS Port Elimination

DS1 and E1 Grooming in hub and edgeEliminated

Function


11

SONET/SDH Solutions Metro/Regional Network Consolidation II… new NEs eliminate tributary hand-offs

Elimination ofBack-to-back ADMs

Equipment consolidation at the hub (e.g. Integrated Ring Termination)

At the edges of the network, multiservice NEs collapse back-to-back ADMs and

introduce low-order/high-order switching

At the network hubs, cross-connects and ADMs are

collapsed into a single NE

Legacy

With Metropolis®

Legacy With LambdaUnite®

50% cost reduction

LOCAL CO/EXCHANGE

NIUORB

VOICEVOICE

DSX

DSX M

X

LOCAL CO/EXCHANGE

NIUORB

VOICEVOICE

LSR

3/3 or 4/4 XC LSR


12

STS/VT Cross-Connect Matrix

Native Data Ports

Native TDM Ports

PHY PHY PHY PHY

SONET/SDH Solutions Metro/Regional Network Consolidation III

Integrated Packet Switching FabricNative Ethernet, RPR or MPLS, with native QoS and provider tagging support

Integrated Packet Switching FabricNative Ethernet, RPR or MPLS, with native QoS and provider tagging support

… NG SONET/Ethernet as enablers of optical/packet convergence

PHY

Native PHYs Incorporates native data PHYs (e.g., FE, GbE, FC, FICON, DVB ASI, etc.) as a client service interface

Native PHYs Incorporates native data PHYs (e.g., FE, GbE, FC, FICON, DVB ASI, etc.) as a client service interface

GFP GFP

VCAT/LCASVCGs

VCAT/LCASVCGs

VCAT/LCASVCGs

VCAT/LCASVCGs

GFP GFP

Virtual Concatenation (ITU-T G.707)Aggregates SONET/SDH tributaries to create variable bandwidth pipes & overcome granularity concerns…

Virtual Concatenation (ITU-T G.707)Aggregates SONET/SDH tributaries to create variable bandwidth pipes & overcome granularity concerns…

Link Capacity Adjustment Scheme (ITU-T G.7042) Enables load-sharing, soft-protection and in-service hitless resize of TDM pipes

Link Capacity Adjustment Scheme (ITU-T G.7042) Enables load-sharing, soft-protection and in-service hitless resize of TDM pipes

Generic Framing Procedure (ITU-T G.7041) Adapts the IEEE 802.3 PHY to the octet synchronous SONET/SDH payload…

Generic Framing Procedure (ITU-T G.7041) Adapts the IEEE 802.3 PHY to the octet synchronous SONET/SDH payload…


13

Flexible Bandwidth Provisioning

No more Stranded

Bandwidth

12 STS-1s Available

12 STS-1s Available

GigE (21 STS-1s)

Bottleneck arises withcontiguous concatenation & POS

due to inefficient data handling

X

X

Traditional SONET/SDHContiguous Concatenation/POS

Intermediate nodes must be contiguous concatenation aware

OC-3 100BaseT

~55 Mbps wasted bandwidth per

circuit

OC-48

Up

to 1

6 cu

stom

ers

supp

orte

d

OC-3 100BaseT

1...

16

34% Increase

STS-1-2v 100BaseT

OC-48U

p to

24

cust

omer

s su

ppor

ted

100BaseT

1....

24

STS-1-2v

Virtual Concatenation Group (VCG) can follow dissimilar paths avoiding

bottlenecks. GFP provides efficient mapping to SONET/SDH payload

11 STS-1s Used

10 STS-1s Used

GigE (21 STS-1s)

Next Generation SONET/SDHVirtual Concatenation/EoS

Intermediate nodes are not required to be VCAT aware

Eliminating Granularity Limitations for Efficient Transport


14

• IP establishes as ideal tech for service creation and control/mgmt planes• Ethernet emerges as the main L2 CLE services interface • SONET/SDH blends packet transport aspects of Ethernet/MPLS technology

for carrier class network infrastructure• WDM/OTN & GMPLS/ASON exploited for light virtual fiber infrastructure

Lucent Optical VisionLong-Term Packet/TDM/WDM Convergence

... functional consolidation vs. single service infrastructure

? Leveraging Optical and Packet technology to build converged transport solutions

IP-PBXATM/FR

IP/Ethernet/MPLS

VoIP/SS

WDM Mux

PBXATM/FR

IPPSTN/ESS

IP/ Ethernet

C/DWDROADM

PBXATM/FRPSTN/ESS

NG SDH MSPPTraditional SDH ADM

Legacy Today Future

SONET/SDH MSPP

OTN ROADM

Converged MSPP/ROADM

Eth/MPLS Router

Leveraging Optical and Packet technology to build converged transport

SONET/SDH ADM


15

Evolving the Transport Networks –Optical Control Plane Architecture

•Elements like LambdaUnite® MSS allow carriers to gracefully introduce the ASON/GMPLS control plane

– Support for SONET/SDH standard ring or GMPLS on a per port basis

– UNI & E-NNI support•Mesh networking

• Provides capacity efficient restoration

•ASON/GMPLS serves to:– Let the network be in charge of

provisioning– Ensure accurate inventory– Facilitate optical/data

convergence

•Elements like LambdaUnite® MSS allow carriers to gracefully introduce the ASON/GMPLS control plane

– Support for SONET/SDH standard ring or GMPLS on a per port basis

– UNI & E-NNI support•Mesh networking

• Provides capacity efficient restoration

•ASON/GMPLS serves to:– Let the network be in charge of

provisioning– Ensure accurate inventory– Facilitate optical/data

convergence

Introducing the Optical Control Plane

Traditional Port

Edge Port

ASON/GMPLS Port

Control Plane Domain


16

Optical/Packet Control PlaneCentralized vs Distributed Solutions

EMS/NMS

UNUSED

• EMS/NML works jointly with control plane to provide accurate resource management

• Applicable to mature or NG networkUSED

Centralized Control Plane

Distributed Intelligence and Control Protocols

• Auto-discover topology and resource availability

• Calculate best routes for connections• Fast optical service restoration• Fast Set-up, tear down, modification,

and restore connections • Reliable message deliveries -

redundant signaling routes using G.7712/ASON protocols


17

Optical/Packet Control PlaneDistributed Optical/Packet TransportITU-T ASON/GMPLS & IETF GMPLS•Separation of service (call) and transport (connection) functions• Inherent support for multiple address spaces & access

technologies• Inherent support for multiple domains and cross-domain call &

connection management– UNI: user-provider service demarcation point whereby users

request support from provider network resources– E-NNI: service demarcation point supporting multi-domain

connection establishment (to other partner SPs)– I-NNI: connection point supporting intra-domain connection

establishment

Example of call with multiple connection segments

Connectionsegments

UNI UNIE-NNI E-NNIDomain 1 Domain 2 Domain 3

User 1 User 2Connections

Connections

Connections

End-to-end call


18

Optical/Packet Control PlaneUsage Scenarios

OC-N

UNI

CustomerPremises

E-NNI E-NNI

• Operators use E-NNI for multi domain/carrier interconnect

• E-NNI enables automated cross domain service provisioning– Defines trust boundaries

– Separates address spaces & service realization for each network domain.

•“Customers” use UNI to commission/ de-commission net access services

•UNI provides trigger to enable Rapid Provisioning of TDM slots or WDM/OTN virtual fibers

O-UNI Usage Cases:

E-NNI Usage Cases:


19

Lucent’s Commitment To Standards

ATISETSI

ANSITMF

ITU-T

MEF

IEEEOIF

IETF

• Lucent leads and supports standards activities around the world to ensure that our products meet customer needs and government requirements.

• Our commitment is not just to comply with standards, but to actively participate in their creation and development.

• More than 200 technical and standards experts worldwide are part of Lucent's world-class Standards Team.

• Lucent's active standards participation leads to protection of our customers' investments in communications systems and equipment.


20

Summary: Comprehensive Optical/Ethernet Transport Solutions

Demonstrated customer traction via new enable services with reduced CAPEX/OPEX:

– Tributary hand-off elimination through functionality consolidation– Line rate interfaces enable time-slot activation instead of manual configuration– Automatic TDM/DWDM ring/mesh configuration– Optical, Ethernet and SAN services

Re-invigorated DWDM transport for metro and long-haul:– Facilitating wavelength services at the edges via integrated DWDM SFPs &

XFPs – Introduction of meshed virtual fiber capabilities

Simplified Network Management is vital to customer need:– Introduction of distributed control plane in optical elements simplifies operations

architecture; removing OPEX– Combined EMS/NMS management systems designed to facilitate NGN

evolution

… integrating SONET/SDH, WDM, and Packet transport

optical networking today and tomorrow - home | internet2 · pdf fileoptical networking today...

Documents