Signaling impact of emerging technologies

Alberto Diez - [email protected]

Signaling Impact of

Emerging Technologies

Alberto Diez – 2015

Emerging technologies and Extreme use cases

Radio Access

Applications

Core Network


Core Network

Emerging technologies and Extreme use cases

Radio Access

Applications

Core Network

SGi

S12

S3

S1-MME

PCRF

Gx

S6a

HSS

Operator's IP

Services

Rx

S10

UE

SGSN

LTE-Uu

E-UTRAN

MME

S11

S5ServingGateway

PDNGateway

S1-U

S4

UTRAN

GERAN


NFV

Virtual Network Functions

OSS/BSS

NFV Orchestrator

VNF Manager

VNF

EM

VNF

EM

Virtualized

Infrastructure

Manager

Network Functions Virtualization Infrastructure

NS

VNF

Inst Res

Management & Orchestration

Infrastructure

Applications

Services


NFV


OSS/BSS

NFV Orchestrator

VNF Manager

VNF

EM

VNF

EM

Virtualized

Infrastructure

Manager


NS

VNF

Inst Res


Infrastructure

Applications

Services

SGi

S12

S3

S1-

MME PCRF

Gx

S6a

HSS

Operator's IP

Services

Rx

S10

UE

SGSN

LTE-Uu

E-UTRAN

MME

S11

S5Serving

Gateway

PDN

Gateway

S1-U

S4

UTRAN

GERAN


Effects of NFV

Scaling down

Manageability of larger amount of deployments

ITification of telecommunications

Open Source new standards

Atomization of vendor landscape


Radio Access Network

Verticalization of the NFV Core Network

Core NetworkM

VN

O

Apps

Web

Vid

eo

IoT…

Radio Access Network

MVNOApps

Web

Video IoT

…Core

Network

Core

Network

Core

Network

Core

Network


Extreme use case: NFV


OSS/BSS

NFV Orchestrator

VNF ManagerCore

Network

User 1

EM

Virtualized

Infrastructure

Manager



Core

Network

User 2

EM

Core

Network

User N

EM

Core

Network

User 3

EM

SGi

S12

S3

S1-

MME PCRF

Gx

S6a

HSS

Operator's IP

Services

Rx

S10

UE

SGSN

LTE-Uu

E-UTRAN

MME

S11

S5Serving

Gateway

PDN

Gateway

S1-U

S4

UTRAN

GERAN


SDN

Control

Data Flows

Switch

Switch

Switch

Switch

Switch

Switch

Switch

SDN

Controller

Switch

Switch

Switch

Switch

Switch

Switch


Extreme use case: SDN

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Switch

Traffic becomes less predictable

Dimensioning and planning

challenge

More dynamic control of

resources


Core Caching

MEC

Services


ServicesCoreCaching

MEC

Content

DNS

Improving User Experience by reducing round-trip time


Extreme use case: MEC

Core

Core

Core

Services

Services

Services

MANO

Deploying everything at the

edge

Mobility anchoring becomes

an issue

Mobility SDN control for

MESH networks


C-RAN

L1

MAC

L1L1

MAC

L1

RLC

PDCP

UDP/IP

GTP-URLC

PDCP

L2

IP

RRC

SCTP

S1AP

eNodeB

Control Plane Data Plane


RRU

C-RAN

L1

MAC

L1L1

MAC

L1

BBU

RLC

PDCP

UDP/IP

GTP-URLC

PDCP

L2

IP

RRC

SCTP

S1AP

Control Plane Data Plane Control Plane Data Plane


Extreme use case: C-RAN

SDN C-RAN

ControllerRRU

RRU

RRU

EPCBBUBBUBBU

RRU


BBU


SDN C-RAN

ControllerRRU

RRU

RRU

EPCBBU

RRU

Backhaul and Fronthaul decategorization

BBU



SDN C-RAN

ControllerRRU

RRU

RRU

EPCBBUBBU

RRU

Backhaul and Fronthaul decategorization

BBU BBU


IoT

Long battery life

Low device cost

Low deployment cost

Massive number of devices

Full coverage

LTE-M

NB-LTE


Extreme use case: IoT

SGi

PCRF

Gx

HSS

S2b

SWn

Operator's IP

Services

(e.g. MTC

etc.)

SWm

SWx

SigFox

SWa

HPLMN

Non-3GPP

Networks

S6b

Rx

PDN

Gateway

ePDG 3GPP AAA

Server

Gxb

S2a

Gxa

LoRA

STa

Gxc

S5

S6a

LTE

LTE-M

NB-LTE

Serving

Gateway

UE

SWu


5G

• Multi access (including new radios)

• Higher reliability

• Lower latency

• New topologies

• NFV/SDN


Extreme use case: 5G

SDN

ControlSubs/Devices

Switch/

Gw

VAS1

VAS2

MANO

Anchor

IP

OF, RESTConf,

NETCONF, ?

NSH

LTE

MME

mm

Wi-Fi

Charging

Security

Policy/QoS

Switch/

Gw


Summary

5G

IoT

C-RAN

MEC

SDN

NFV

Signaling effect

Neutral IncreaseReduce

?

MEC & 5G most

positive effects

Simplifying network

should be added to

requirements


Thank you!

Takeaways

Signaling increase due to MANO and

extremely dynamic control plane

Rethink architecture to improve service &

support all use cases

Upcoming Trends

Simplification of core network

New business models for operators

[email protected]

Download http://www.slideshare.net/AlbertoDiez4/

Technology

Signaling impact of emerging technologies