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Copyright © Huawei Technologies Co., Ltd.

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White Paper on Premium Networks

for Quality Enterprise Private Lines Contents

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1 ........................................................................................ 1

1.1

............................................................................................................................................... 2

1.2

........................................................................................................................................... 3

1.3 .............................................................. 4

1.4 ............... 5

2 ..................... 8

2.1 .................................................................. 8

2.1.1 .......................................................... 8

2.1.2 .......................................................................... 10

2.1.3

....................................................................................................................................................................... 11

2.2 ...................................................................... 12

2.2.1 .................................................................................... 12

2.2.2 ................................................................ 14

2.3 15

2.3.1

.................................................................................................................................... 15

2.3.2 ................... 16

2.4 ....................................... 19

2.4.1 ................................... 20

2.4.2 ....................................................... 23

3 ............................................................................. 25

4 ....................................................................................................................................... 27


for Quality Enterprise Private Lines 1 Why Enterprise Needs Low Latency?

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1



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1.1

𝐓𝐡𝐫𝐨𝐮𝐠𝐡𝐩𝐮𝐭 ≤ 𝐦𝐢𝐧(𝐁𝐖, 𝐌𝐒𝐒

𝐑𝐓𝐓×𝟏

𝐩 )

Figure 1-1

1 "The Macroscopic Behavior of the TCP Congestion Avoidance Algorithm," Mathis, Semke,

Mahdavi & Ott in Computer Communication Review, 27(3), July 1997



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1.2

2 "The Requirement to Rethink the Enterprise WAN", Webtorials, 2015

3 "High Performance Browser Networking", Chapter 10, by Ilya Grigorik, 2013



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Figure 1-2

1.3

4 "Breaking Down the UK Equity Market: Executable Liquidity, Dark Trading, High

Frequency and Swaps,” Mizen, Miranda; Rhode, Will; TABB Group, January 2011



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−

−

−

−

−

−

1.4

5 "Mega Datacenter Optics," LightCounting LLC, June 2017

6 "A Modern Approach to Enterprise Private Line Services", Adams, Heidi, IHS Markit report,

March 2017

7 "Monetizing High Performance, Low Latency Networks", OVUM report, 2017



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8 "Ethernet Services Forecast", OVUM, 2015

9 Huawei's survey data



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for Quality Enterprise Private Lines

2 Low-Latency Network Construction for Carriers’ Enterprise Private

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2

2.1

2.1.1




Lines

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Figure 2-1

1.

2.

3.

4.

5.




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2.1.2

Figure 2-2

10 "Technical White Paper on the Optical Transport Network in the 5G Era", China Telecom,

2017




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2.1.3

Figure 2-3

11 "Mega Datacenters Flood Networks with Data Traffic", LightCounting report, 2017

12 "The Internet at the Speed of Light", UIUC, 2014




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2.2

2.2.1




Lines

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Figure 2-4

13 "White Paper on Huawei MS-OTN Low-Latency Network Solution", Huawei, 2016




Lines

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2.2.2

14 "Reducing Internet Latency: A Survey of Techniques and their Merits", BT, 2014

15 "Critical Capabilities for Network Services", Gartner, 2016




Lines

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2.3

2.3.1

Figure 2-5




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Figure 2-6

2.3.2




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Figure 2-7

Figure 2-8




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Figure 2-9




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2.4




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2.4.1

Figure 2-10

Experience latency circle: user -> service source

Local network

Local cloud

Backup cloud

Core cloud

Performance latency circle: cloud <-> cloud




Lines

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Figure 2-11

Experience Measure Legend

Core equipment room

Aggregation equipment room

Access equipment roomIntegrated service equipment room

Direct path

Actual path

Excellent

Good

Poor

Latency coverage of

equipment rooms for 4K live

streaming services generated

by the preset latency following

the direct path




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Figure 2-12


Core equipment room



Direct path

Actual path

Excellent

Good

Poor

This figure shows the latency on the network from the core equipment room to the desktop cloud equipment room. The signal quality is excellent.

From: Ganlv

From: Ganlv

To: Sanchakou

Latency (ms):

0.515648

Figure 2-13


Core equipment room



Direct path

Traffic route

Actual path

Fiber path

This figure shows the latency coverage following the traffic route when the latency of each equipment room is 1 ms.




Lines

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2.4.2

Figure 2-14

1 ms latency circle 5 ms latency circle




Lines

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for Quality Enterprise Private Lines 3 Huawei's Low-Latency Network Solution

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3


for Quality Enterprise Private Lines 3 Huawei's Low-Latency Network Solution

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Figure 3-1


for Quality Enterprise Private Lines 4 Summary

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