© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

IEEE 2017 Emerging Technologies Reliability RoundtableBologna, ItalyJuly 3, 2017

Multi-Dimensional Challenges for Open &

Agile Ecosystem

David Lu

Vice PresidentD2 Platform & Systems Development, AT&T

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

2

Agenda

Emerging Technology Drivers

Volume Drives Virtualization

AT&T Transformation

Multi-Dimensional Challenges

Q&A

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

IoT 5G SDN

4xProjected devices than the world’s population

$1 TrillionAnticipated value of IoT in only a few short years

35BExpected things connected to the Internet by 2020

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property

and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and

subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure

outside the AT&T companies except under written agreement.

Interoperability Standardization

Highly Secure Software Management

Improved Sensor Technology

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

IoT 5G SDN

1-5 msExpected 5G latency range

2018Expected first phase of standard setting

10-100xFaster expected 5G network speeds than 4G LTE

5G deployments subject to change

System of System Architecture

High Abstraction Capability

Integrated Circuit Technologies

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property

and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and

subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure

outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

137 PBData traversing AT&T’s network daily

10xExpected total AT&T network traffic growth between now & 2020

IoT 5G SDN

Service Design & Creation

SDN & Control

Design Compatibility

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property

and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and

subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure

outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

6

2020

2017

2007

Data Traffic

Virtualization Progress

250,000% GROWTH

55%

34%

75%

5.7%

D A T A U S A G E & V I R T U A L I Z A T I O N G O A L S

6

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property

and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and

subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure

outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

Domain 2.0 – SDN & Virtualization Progress

2015

6%

34%

2016

2017 - 2020

75%

2015

2016

2017 - 2020

55%In 2017

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

8

Network 3.0 - Indigo

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for

informational purposes only and subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

9

IT TRANSFORMATION

Thousands of apps

NETWORK TRANSFORMATION

Purpose built

Network appliances

Community-driven

Open source

Microservices

Data powered

DevOps

CI/CD

Merchant Silicon

Technology Transformation

Global & localsoftware controllers

Virtual networkfunctions

Cloud controlled & orchestrated

Open, white boxCommodity

hardware

ApplicationRationalization

API, Data & other platforms

Cloud optimization & support

Tools driven & supported

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for

informational purposes only and subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

10

An architectural style in which applications are composed from loosely coupled services with automated & independent lifecycles

4

5

Consumer First

Infrastructure Agnostic

7

8

Discoverable

Lightweight Communication

Highly Resilient

Highly Observable

9

10

Independence

Encapsulation

1

2

3

Single Capability Focused

6Automation

What is a microService (mS)? 1 2 3 4 5

mS Discussion

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

4.4B global wireless subscribers**

38%

**Source: StatIsta.com research April 2016

ONAP Adoption Information Provided by Linux Foundation

*

34%

Additional Wireless Subscribers(In Pipeline)

AT&TBell CanadaChina MobileChina TelecomOrangeChina UnicomReliance Jio

28% Untapped,

For Now

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks

and service marks of AT&T Intellectual Property and/or AT&T affiliated companies. All other marks are the property of their respective

owners. Any forward looking information or projections are for informational purposes only and subject to change. The information

contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or

disclosure outside the AT&T companies except under written agreement.

Accelerating Platform Delivery Velocity

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World & DIRECTV are registered trademarks & service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.12

Multi-Dimensional Challenges for Open & Agile Software Ecosystem

Emerging Networks:

� Virtual & Modular

� Open Source

� Software Control

� Policy Orchestration

� Self Healing

Systems & Apps:

� APIs & mServices

� Data Powered

� Highly Automated

� Highly Secure

� ETE Integration

Multi-D Reliability:

� Quality = Table Stake

� Resiliency by Design

� Change Mgt = Transparent

� Latency � Must

� Availability = Velocity & $s

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated companies. All other marks are the property of their respective owners. Any forward looking information or projections are for

informational purposes only and subject to change. The information contained herein is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

© 2017 AT&T Intellectual Property. All rights reserved. AT&T, Globe logo, Mobilizing Your World and DIRECTV are registered trademarks and service marks of AT&T Intellectual Property and/or AT&T affiliated

companies. All other marks are the property of their respective owners. Any forward looking information or projections are for informational purposes only and subject to change. The information contained herein

is not an offer, commitment, representation or warranty by AT&T. AT&T Proprietary (Internal Use Only). Not for use or disclosure outside the AT&T companies except under written agreement.

13

Q&A