Huawei Backbone

WDM for DCI

2

Agenda

Business Transformation Drives Network Re-architecture 1

Network Re-architecture Brings Challenges to Backbone 2

Huawei DC-Centric Long-haul Transmission Solution 3

3

DC Become the Center of Service/Traffic

Disruptive Innovation

Smooth Migration

Telco

70%

80%

servers deployed in

the cloud by 2020

new applications

deployed in the cloud

by 2020 Cloud Service

DC is center of new services and Driver of Traffic

427 560

711 883

1086

1317 82%

84%

86%

88%

90%

91%

76%

78%

80%

82%

84%

86%

88%

90%

92%

0

200

400

600

800

1000

1200

1400

1600

2012 2013 2014 2015 2016 2017

non DC traffic

DC to user traffic

dc/global

Global IP traffic is DC traffic

by 2017 91%

DC traffic account for 91% in 2017

4

01010001101111010010

0101 00011011110100111 01111010

010

10

00

11

011

01

00

00

01

0

Traditional Network:

Basically North-South Traffic Today: Cloud & DC-Centric,

West-East Traffic Bursting

Core Network

Traffic Direction Change Drives Network Architecture

Transformation

5

[Finland] Hamina, 60°34′N 27°12′E

Cold Climate, Low electric for cooling

[Sweden] Lulea, 65°35′N 22°9′E

Cold Climate, Eco-rich Hydro-power

[China] Inner Mongolia, 39°58’N111°26’E

Low Land Cost, Eco-rich Coal-power

Cost factors, like Land, Manpower, Energy, Geological Security and Government Policy,

define DC location

So, Circumpolar Latitude and Energy Region is an optimal choice

[China] Guizhou，26°24’N106°28’E Moderate Climate, Stable Geology, Abundant Energy

New Large DC Intends to Address Remote & Low

Cost Site

6

1.Focus on low transmission cost and high coverage

2.Telecom network secludes consumer from information

sources, but increases hops and latency

1. Focus on users’ consumption model

2. Build own backbone network and super-connect-

node to reduce hops and latency

Data Center

AT&T Backbone Network Google’s self-built Backbone Network

DC-Centric Re-Struct Backbone Topology to De-

administration

7

Subsidiary of Finland-owned CoreNet Group, business on

IDC and international connect

2015, Cinia Build New WDM network for DCI

Connect Euro & Asia through Germany/Russia/Estonia etc.

ICPs take Finland as the excellent Global Data Hub for Data Centers

Climate: 1/3 in Arctic Circle, Annual average temperature under 2℃

Energy: Eco-rich in Hydro, Geothermal, Solar resources

Fiber: Rich in Optic Cable

Policy: Government Support, Low Tax rate

New Transnational DCI Network

Finland Cinia: Build Dedicated DCI Network for ICPs

8

90+ Local DC

UNICA Unified Architecture, Cloud DC Platform for

All Subnets

Key Features Multi-tenant Operation, public

cloud/private cloud/telecom cloud services

Unique Value Short TTM, Lower OpEx, Cross-

domain & Unified Management

Alcalá Brazil

México

3

Core DC

Telefonica: UNICA Strategical Transformation

9

China Telecom: DCI Backbone Help Business

Transition

DC-Centric ，Intensive Operation

Cover all own and OTT’s IDC

Fast BW Provision as OTT Request

Guiyang

Shenzhen

Shanghai

Beijing

Hohhot

Super DC

OTT DC

Backbone DC

New DCI break the district Limitation

<10 mins service provision automatically

<30 ms Latency guarantee between any DCs

ChinaNet1（163）：Public Internet Service w/o QoS Request ChinaNet2（CN2）：3G/4G, IMS, Leased Line w/i QoS Request DCI ：Specified Backbone for DC Connection

Regional DC

10

Agenda

Business Transformation Drives Network Re-architecture 1

Network Re-architecture Brings Challenges to Backbone

Huawei DC-Centric Long-haul Transmission Solution 3

2

1

11

CN Core

Super CN Core

China Telecom: 8+2 DC with Full Mesh Connect

1 hop between Super CN Cores and CN Cores

Up to Max. 3300KM LH Transmission

Beijing

Shanghai

Guangzhou

Chengdu

Nanjing

Hangzhou

Guiyang

Hohhot

Hohhot-Guangzhou

3300km

Xi’an

Wuhan

DCI Needs Ultra Longhual Transmission

12

CME

NYSE 13ms

Circuit

Ex fastest route

Latency Rental per Month Operator

Current fastest route

Verizon

Spread Networks

14ms

13ms $ 300 Thousand

14ms

• Spread Networks, 2014, Spreadnetworks.com

$ 30 Thousand

• CME: Chicago Mercantile Exchange

• NYSE: New York Stock Exchange

Customer Willing to Pay More for Better Experience

13

ROADM OTN Router

Latency ≈ 0 ≈ 10us

OTN OTN OTN OTN

IP IP

If light traffic loading

≈ 50us If heavy traffic loading

=100~200ms

L0

L1

L2/L3

>100G Optical Connect

<100G OTN Aggregation

L3 Router Process

IP+Optical Synergy, Less Hops, Less Latency OTN+ROADM, Basic Configuration of WDM

WDM/OTN

Router

L3 L3 IP Bypass

Latency Optimization Proposal :

Direct Optic Connection, Less Forwarding

14

Netflix Everywhere =

60 + 130 more countries

6.5EB

1EB

2.3EB 0.2EB

Host Node~10T Traffic : NA*3(USA),EU*2（Dublin/Frankfurt）

Intercontinental & Multinational Traffic =

User Service Request + Master/Slave DCN Traffic

*1 Web Request (1KB) Brings 930.6KB East-West Traffic, enlarge 930 times more

Netflix Streaming Video Service Account for

37% of peak download internet traffic, NA

Burst Video Traffic & ICP CDN Top Deployment

Challenge Operator Backbone

15

11.11 Traffic Burst

Jan Feb Mar April May June July Aug Sep Oct Nov Dec

11.11

12.12 Flow

$14.3 Billion GMV in 2015.11.11

54% higher than 2014

31 Mins Beyond 2012 GMV

4500 Shopping On-line simultaneously

85.9 Thousand Pay/Sec Source: Alibaba CDN Traffic Monitoring Report, 2015

Traffic Between Alibaba’DC

OTT Service Periodic Burst Drive Traffic Adjust

On-demand

16

Hangzhou

Shenzhen

TTM, the Key Competitiveness for Internet Private Circuit

China Telecom: Months to deploy OTT Private

Circuit

OTT: Have to Build Own Backbone Network

Finland CINIA OTT Case

Google/Facebook: 2 Week TTM

CINIA: 3 Month

China Telecom OTT Case

3 Month

2 Week

Cinia

Current TTM

Google/Facebook

Request

2014，B Build Owned Network

2015，A Build Owned Network

Caution: This information should be deleted while talking with customers.

OTT Circuit Ask For Very Short Provisioning Time

17

1. DC-Centric, ONE Operator-ONE Network

2. Optimized national + regional backbone architecture to break administration boundaries,

building Single Backbone

3. IP + Optical Synergy, Less Layers & Less Hops, Minimize Latency

4. ROADM+OTN based DWDM network, huge bandwidth and bandwidth adjustment on demand

5. OTN+T-SDN, Fast TTM, min-level service provisioning

T-SDN

Re-architect DC-Centric LH Backbone Network

18

Agenda

Business Transformation Drives Network Re-architecture 1

Network Re-architecture Brings Challenges to Backbone

Huawei DC-Centric Long-haul Transmission Solution 3

2

1

3

19

Saving 50% CAPEX, 25% OPEX

2000km @ CFP pluggable 100G

El Paso

Datacenter

5000km @ MSA fixed 100G

Dallas

Datacenter

Others : w REG, 4*100G

Huawei：w/o REG, 2*100G

Huawei Ultra LH 100G, Fit for DCI

20

Shanghai

Los Angeles

10,000KM

Huge Long

96λ/128λ

12.8T Capacity

Single Platform for

Land & Submarine,

Easy OAM

Uniform

12,000km

Span the Atlantic

Ultra Long SLTE 100G

21

Developing: 80/100 x 200G @ 640km~1200km

Stronger FEC Constellation Shaping

Noise

Level

Freq.

Faster than Nyquist Multi Sub-carrier per wavelength

64GHz

50GHz

OSNR +3dB↑,

nonlinear performance

improving

λn

22

Optical + Electrical Switch Balancing Capacity & Efficiency

， ， ，

，

Low order XC: Electrical Cross Connect

O-E O-E

Electrical Switch

O-E O-E O-E O-E

WSS WSS

WS

S

WS

S

WS

S

WS

S

CDC CDC

Optical

Switch

Agile switching

granule: ODU,

VC, PKT

TDM based to

improve

bandwidth

efficiency

Service-level

grooming and

monitoring

， ， ，

，

High order XC: Optical Cross Connect

Large switching

granule: 100G

and beyond per

λ

Optical

switching is

independent of

physical media

High reliability,

Low latency,

Low Power

Consumption

23

OTN Cluster

2017

Huawei Large Capacity OTN Switch Planning

OTN/SDH/Packet…

OTN Ethernet SDH

MS-OTN SW

ROADM/OXC

25.6T

50T +, For 100G/200G

High Integration request

but no power restrict of

single shelf

100T+, For separate

subrack request per

Direction and have

power restrict of

single shelf

1.28T switch capacity

2008

2015

2017

2017

Single shelf

24

Future-oriented Optical Cross Connection

OXC 3.0 OXC 1.0 OXC 2.0

MCS

DWSS

Fiber Shuffle

MCS

DWSS

Low-loss N*M

A&D

Optical Backplane

DWSS

DWSS

…

…

OXC

EXC

OA

Tributary Card Tributary Card

OA

Fiber-shuffle based λ-Switch

• Fiber-Shuffle

• eID avoid misconnection

• MPO reduce fiber number

Optical backplane λ-Switch

• Optical Backplane

• Fiber-free connection

• Digital optical OAM

O&E convergence λ-Switch

• Compatible with both OXC&EXC

• Service sensing channels

• Self-management system

25

T-SDN, Agile Service Delivery, On-demand, Short TTM

11.11

Bandwidth Book Anytime

Bandwidth Adjust Freely

SLA Select On-demand

Commercial in 2015.12

@Zhejiang Unicom

26

On-Demand Bandwidth Reservation, Meeting pre-plan

or Burst Traffic Requirements

• The bandwidth calendar applies to client service

creation.

• Users can randomly set the time when client services

are created and deleted, implementing automatic

service provisioning and deletion.

• The minimum granularity is minute.

Bandwidth Calendar Bandwidth Policy

• The bandwidth policy applies to EPL/EVPL services.

• The bandwidth policy is set to counter with burst

service traffic.

• Bandwidth can be adjusted in specified date

Date 11.6 11.7 11.8 11.9 11.10 11.11

Bandwidth

Private line pipes

11.12

Actual service traffic

27

Low Latency &

Fast Grooming Big BW @ ULH On Demand

Large Capacity OTN

OXC Innovation

ULH Terrestrial & Submarine

ULH 200G Innovation

OTN+T-SDN

Internet-Speed

25.6T

25.6T

T-SDN

Summary

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The information in this document may contain predictive statements including, without limitation, statements regarding the

future financial and operating results, future product portfolio, new technology, etc. There are a number of factors that

could cause actual results and developments to differ materially from those expressed or implied in the predictive

statements. Therefore, such information is provided for reference purpose only and constitutes neither an offer nor an

acceptance. Huawei may change the information at any time without notice.

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