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Mark GilmourDirector, Portfolio Strategy

Ciena

Network

Transformation for 5G

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5G Is More Than Just a New Radio Technology

Network

Slicing

NFV

AdoptionMassive

Capacity

Fronthaul Operational

Models

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Adoption of Centralised RAN & Fronthaul

Backhaul

Fronthaul

Fronthaul

(Ethernet)

RF

(Antenna)

L1

(PHY)

MAC

RLC

PDCP

TransportR

R

C

S1

RF

(Antenna)

L1

(Low PHY)

MAC

RLC

PDCP

TransportR

R

C

S1

L1

(High PHY)

EtherneteCPRI

VNF

1

RF

(Antenna)

L1

(Low PHY)

MAC

RLC

PDCP

TransportR

R

C

S1

L1

(High PHY)

EtherneteCPRI

VNF

1

VNF

2

Ethernet

D-RAN C-RAN with Flexible Function Splits (NGFI)

Ethernet-based Fronthaul Flexible Function Splits Virtualized RAN Stacks

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5G

RRC

PDCP

RLC

MAC

DU

CU

PHY

Split IV

PHY

Split IIIb

PHY

Split III

PHY

Split II

PHY

Split I

MAC-

PHY

Split

MAC

RLC-

MAC

PDCP-

RLC

RRC-

PDCP

3GPP

Opt1

Opt2

Opt4

Opt5

Opt6

Opt8

Opt~7

Opt~7

Opt~7

Opt~7

PHY

Functional Split

SCF

150Mbs 300Mbs 600Mbs 1G 2G 10G 20G

CPRI PHY

Split IV

PHY Split III

Ethernet

Minimize Transport

10G Threshold

25G Threshold

4

Massive Capacity

Fronthaul Backhaul

End to End operation

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Enhance Mobile BroadbandUltra-Reliable Low Latency

Communication

Massive Machine Type

Communication

Service

APN

Service

APN

Service

APN

Distribute

d UnitDistribute

d UnitDistribute

d Unit

Antenna

Site

Aggregation

Site

Metro Hub

Site

Regional

Hub

Site

Cloud

EPC

Cloud

RAN

Cloud

EPC

Cloud

RAN

Cloud

RAN

Cloud

EPCS1

(Backhaul)

S1

(Backhaul)

Fronthaul Fronthaul

Fronthaul

IP over

Optical

IP over

Optical

IP over

Optical

X2

(Local)

X2

(Local)

S1 & X2

(Local)

Adoption of NFV in the Mobile

Layer pushes the underlying transport

systems and operations to deal with

different network characteristics in a

single network

Adoption of Virtualisation & Cloud

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One Network,

Different Applications

Network Slicing

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Programmability in the Transport Layer

7

Operational

Models

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OSS/BSS

HetNetSDN-enabled WAN NFV Cloud Data Center

RAN Controller WAN SDN Controller NFVO DC SDN Controller

Blue Planet Multi-Domain Service Orchestration, Operations & Network Slicing Control

Resource Adapter Resource Adapter Resource Adapter Resource Adapter

Blue Planet Big Data Analytics

Open, orchestrated, intelligent, and programmable packet and optical wireline network solutions

Pro

fessio

na

l S

erv

ice

s5G Wireline Network Architectural Overview

XaaS Portal

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Summary

9

5G Is More Than Just a New Radio

Network

Slicing

NFV

Adoption

Operational

Models

NFV & SDN control is a key enabler to the 5G infrastructure.

Network slicing is an operational construct to enable different

5G constructs.

5G means a more flexible, programmable network

infrastructure, requiring on-demand operational models

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Thank you

1

Mark Gilmour

Director, Portfolio Strategy – Mobile

+44 7917 556204

mgilmour@ciena.com