2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

User-Defined Network Cloud

John Donovan

2014 Open Networking Summit

| 2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

Quickly update from almost anywhere

Dynamically reroutes traffic

Adds capacity

Introduces new features

User-Defined Network Cloud

“Intelligent” network

“Open” network

Shifts control from hardware to software

A multi-service, multi-tenant platform

+

2

Network Function Virtualization [NFV]

Software Defined Networks [SDN]

| 2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

Four Key Principles

OPEN

APIs are the

perfect tool

1

3

SIMPLE 2

SCALE

Evolution in traffic growth

3 SECURE

Protect control plane

4

More common infrastructure

| 2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

User-Defined Network Cloud

We’re changing everything.

How the network is built

Equipment and Software

How we’re buying

4

Our Operations and Culture

| 2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

On behalf of our customers ...

| 2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property. 5

2014 Mobile World Congress | ©2014 AT&T Intellectual Property. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property.

User-Defined Network Cloud

John Donovan

2014 Open Networking Summit