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Huawei Railway Backbone OTN Solution

Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

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Page 1: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

Huawei Railway Backbone OTN Solution

Page 2: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

Challenges to Existing Railway BackboneNetworks ◆ Railways are going both digital and wireless. Smart management, HD video surveillance,

Wi-Fi connections, and wireless transmission services are becoming increasingly important to railway systems. Railway backbone networks face huge challenges.

Railway Bureau Backbone OTN

Universal Transport Network

NationalBackbone OTN

RailwayCorporation

n*100G

n*10G

40G/10G 40G/10G

n*10G

StationLSP/PW

ODUk/VC/λ

WavelengthDispatch Center

U2000

High Reliability and Security• Ensure security by physically isolating mission-critical services that are related to the security of railway systems.• Ensure high reliability by enabling networks to prevent multiple points of failure.

Ultra-High Bandwidth• Meet the requirements of increased distances and sites and new services, such as video, Wi-Fi, wireless, and HD video surveillance.

10G λ

40G λ

100G λ

400G λ

1T/2T λ

RTU

Telephone

GSM-R

OA

Video Conference

CCTV

Smart OAM • Smart health monitoring and tuning• Fast fault diagnosis

SLA Meter

User A Video Stream

24H History ReportService 2 4 6 8 10 12 14 16 18 20 22 24

Delay Jitter PacketLoss

Tra�c

Page 3: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

Huawei Railway Backbone OTN Solution100G coherent communication provides ultra-high bandwidth.

Wavelengths and channels are physically isolated to avoid interferenceand improve security.

Beyond 100G• 6000 km• Reliable

No Tx-DSP: 100G pulsewidth > 10G

With Tx-DSP: 100G pulse width ≈ 10G

Tx-DSP Pre-Shaping

Launch power = 10G

RZ Modulation &

Bit Interleaving -4 -2 0 2 4 6 8 10 120

1

2

3

4

Q P

enal

ty (d

B)

NRZ alignedRZ alignedNRZ interleavedRZ interleaved

Industry QPSK: Guard band > 100 GHZ

Huawei QPSK: Guard band

≈ 0

Enhanced QPSK

Guard Band

AdvancedFEC

AlgorithmN-bit quantization,100G NCG > 11.8 dB

5.4 5.6 5.8 6 6.2 6.410

LDPC-CC(10032,4,24): LDA I = 12

LDPC-BC(18360,4,24): LDA I = 12max

max

Bit

Err

or R

ate

-15

10-2

10-3

10-4

10-6

10-7

10-8

10-9

10-10

10-11

10-12

10-13

10-14

10-5

Q (dB)

0.3 dB improve fromLDPC to BICC

*BICC: Block InterleaveConvolution Code

72-hour High & LowTemperature Cycling Veri�cation

One Cycle 12-hour

Three Cycles

5℃/min

+25℃

+50℃

-10℃12-hour

Partner with the Best Quality

Supplier

MS-OTN10G/100G

ODU2

ODU2

ODU0

ODU1STM-N

VCTelephone

Wireless

TDCS/CTC

LTETMIS

VSVC

DevelopmentTransport

PIS

MarketingInternet

Communication

VC

VC

ODU0

ODU0

ODU0

ODU0

ODU0

All support 1588v2

Total BW: 101.5–107.5G

Page 4: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

OTN ensures high network reliability by providing multiple types of protection to prevent multiple points of failure.

1

2

3

4

5

Equipment 1+1 protection

Client 1+1 protection

ODUk SNCP protection

Intra1+1 protection

Optical line 1+1 protection

Server

FC/GE/10GE

Server

FC/GE/10GE

Server

FC/GE/10GE

Server

FC/GE/10GE

Server

FC/GE/10GE

OLP

OTU-1#1

OTU-2#2

OLP/DCP

OTU-1

OTU-2

TOA

NS2

NS2

OTU

OTUOLP

The U2000 can monitor management and commissioning services, simplifying O&M.

OSNR, Power, BER

Onlinemonitor

Fastdiagnosis

Automaticoptimization

Online Optical Doctor

Onlinetest

High-precision

Optimalpath

Online Latency Measurement

E2E latency

xx km

Onlinetest

Onlineveri�cation

Fastdiagnosis

Online Fiber Doctor

OSC board (w/i eOTDR)

Page 5: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

Product FamilyOSN 8800 T16 | OSN 8800 T32 | OSN 8800 T64

OSN 8800 T16 OSN 8800 T32 OSN 8800 T64

16 32 64Service Slots

Maximum Line Rate

900 × 498 × 295 900 × 498 × 580 450 × 498 × 295Dimensions(H x W x D)(mm)

ODUk (k=0, 1, 2, 2e, 3, 4, �ex)

200G

1.6T ODUk 3.2T ODUk 6.4T ODUkOTN

Packet

TDM

ODUk

800G

640G VC-420G VC-3/VC-12

1.6T

1.28T VC-480G VC-3/VC-12

-

1.28T VC-480G VC-3/VC-12

Electrical SwitchingCapability

OSN 9800 U16 | OSN 9800 U32 | OSN 9800 U64

OSN 9800 U16 OSN 9800 U32 OSN 9800 U64

14 32 64Service Slots

1900 × 498 × 295 2200 × 600 × 600847 × 442 × 295Dimensions(H x W x D)(mm)

ODUk (k=0, 1, 2, 2e, 3, 4, �ex)

400GMaximum Line Rate

5.6T ODUk 12.8T ODUk 25.6T ODUkOTN

Packet

TDM

ODUk

2.8T

1.12T VC-480G VC-3/VC-12

6.4T

2.56T VC-480G VC-3/VC-12

12.8T

5.12T VC-480G VC-3/VC-12

Electrical SwitchingCapability

Page 6: Huawei Railway Backbone OTN Solution · Backbone OTN Universal Transport Network National Backbone OTN Railway Corporation n*100G n*10G 40G/10G 40G/10G n*10G Station LSP/PW ODUk/VC/λ

285(h)

[email protected]

http://e.huawei.com

By Enterprise Transport MO & Information Dept.

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Copyright © 2017 Huawei Technologies Co., Ltd. All rights reserved.