Revolutionizing

Carrier Service Delivery using

a Software Defined

native IP Network

Axel Clauberg, Vice

President

IP Architecture

& Design, Deutsche Telekom AG

© Deutsche Telekom AG, 2012

Carrier Challenges

Cost & ComplexityCompetitive Pressure

Traffic Growth

Innovation

2

2012 2020

x 10

x 50

x 10, 50 or ? by 2020

Dat

a Tr

affic

SDH DWDM xGEATM

OTNIPv4

IPv6MPLS

MPLS-TP

DHCP

PPPoE

Multicast

Tunnel

VPNTE

FRR

IMSRCSe CDN…

© Deutsche Telekom AG, 2012

The TeraStream Architecture

L2:MSAN

OLT FTTxMobilexDSL

DWDM

L2 Agg L2 Switch L2 Agg

R1 R1

R2 R2DE intern

R1 R1

Cloud Service Center(TV, IMS, CDN, OTT, …)

Cloud Service Center(TV, IMS, CDN, OTT, …)

Nod

eB

3© Deutsche Telekom AG, 2012

What’s in the Cloud Service Center ?

R2

40%

of

traffi

c

50% of traffic

Cloud Service Center(TV, IMS, CDN, OTT, …)

Network

Services (DHCP,

DNS, OSS)

Legacy Protocols

(IPv4, MPLS,

PPPoE)

Value

ServicesIPTV, VoD

OTT apps

Content

Provider 1

Content

Provider 2

CDN

IMS Components

Mobile Services

4

Self-Provisioning

Portal

In-country10%

© Deutsche Telekom AG, 2012

IaaS

TeraStream –

A Cloud Enabled

SDN Architecture

5

BSSWholesale OTT AppsBusiness-

Services

© Deutsche Telekom AG, 2012

EngineerCLI

Realtime

OSSTeraStream Cloud-Enabled

Native IP Fabric

From

OpenFlow

to SDN

OpenFlow

2.x, Future

Southbound

Northbound

SDN

ONF

ONF

ONF- IETF ?- ITU-T ?- Others

?

TeraStream & OpenFlow

7© Deutsche Telekom AG, 2012

Use

Case

1: Cloud Service Center•Reduce

Complexity

•Improve

Efficiency•Provisioning

knows

VM location, why

wait

for

gratuitous

ARP ?

Use

Case

2: Access• RAN• Fixed

Use

Case: OpenFlow

in the

RAN ?

PE

PE

ODU

ATM NodeB

AR1ATM over PWE NodeB

BSC

SGSN

MSSMGWNT

NT

NT

NT

NT

ePC

eNodeBIPsec GW

IPsec GW

NT

NT

NodeB)))))(((((

IDU IDU

eNodeB

IP NodeB

AR2

NT

ODU

IP RNC

MFSTRCU

© Deutsche Telekom AG, 2012

TeraStream & OpenFlow

9© Deutsche Telekom AG, 2012

Use

Case

1: Cloud Service Center•Reduce

Complexity

•Improve

Efficiency•Provisioning

knows

VM location, why

wait

for

gratuitous

ARP ?

Use

Case

2: Access• RAN• Fixed

Why

not

in the

core

?++

Further

reduction

of complexity

(e.g. tunneling)

-

BGP won‘t

disappearNext

steps

are

depending

on the

results

of the

ONF Hybrid Network

WG

Summary

TeraStream is

a Cloud-Enabled

Native IP architecture• Cost

leadership

• Service leadership• Innovation Leadership• Fixed

Mobile Integration

From

Realtime

OSS to a Software Defined

Network

Future steps• Openflow

Integration in Cloud Service Center

• Openflow

in Access• Hybrid

10© Deutsche Telekom AG, 2012