VoLTE Drivers and ChallengesPlatform for Differentiated Services

Ian PattisonInternational CTOMay 2015

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2014/2015 VoLTE – Industry Profile

Launches Planned

OperatorsLaunched

OperatorsTrialing

DevicesAvailable

17 48 20 186Source: GSMA, GSA – April 2015.

VoLT

EVo

WiF

i

2012 20152014

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VoLTE Drivers

Figure: What are the major drivers for you to deploy VoLTE?

Figure: Which Services are expected to drive mobile network revenue growth over the next five years

Source: OVUM 2015 `Voice and Video calling pver LTE, Exploring new voice opportunities for operators

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Key Deployment Challenges

Twin Domain – CS + IMS

Service Parity

Mobility

1

2

3

UE availability and IOT4

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Changing Landscape Influencing Telco Strategy

iPhone Boost VoLTE, VoWiFi Call Continuity, Handoff

“Wi-Fi First” Seamless Mobility Ubiquity, Global Carrier

VoLTE Differentiation HD Voice, Faster Call Setup Spectral Efficiency

New “Norms” Video Calling Multi-Device

OTT Popularity Multi-mode Communication Commodity Trap

Disruptive Models WebRTC, CaaS Cloud Telephony

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The Path We’re On…

STANDARDSSERVICE LANE

Release 99

2002

Release 52008

Release 8 2010

GSMA IR.92

2000 2001

R4

Conventional… interoperable, multi-vendor

Conservative… “selecting Legacy is safe”

Are We On the Right Path?

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The Path We’re Not On, OTT…

Innovative… leveraging powerful devices

Disruptive… business models, ecosystem economics

Do These Paths Cross?

2007

INTERSTATE MOBILE SUPER

HIGHWAY 2008 2010 2014 2001 2003

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Intelligent Devices

All-IP Network

Identity Management

Cloud Data

Target - Smarter All-IP Network

Critical Success Factors for Service Transformation

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Evolution of Wi-Fi Calling – Legacy to Next Gen

IMS Over Internet

IMS based Mobility

UMA devices IMS ClientNative

VoLTE/VoWiFiClients

Device Support for steering

GAN Controller IMS Core e ePDG, AAA ANDSF

2G/3GWi-FiLimited

HandoverDRVCC

LTE Wi-FiCS <-> Wi-Fi

LTE<->CS

LTE Wi-FiDRVCC

(Wi-Fi to CS)

RCS

2011 2014

Traffic Steering

RCS

Devices

Handovers

sServices

Future

Legacy First Gen Next Gen Next Gen+

UMA

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Expanding into Adjacent Markets

BYOD Mobile First

Reachability Richer

Experience Personal Mobility

3 4

1 2

Keypad Logs Favorites Contacts

Personal Line

Work Line

Family Line

Wi-Fi 2/3G 4G

UC RCS

Virtual PBX

Shared RCS

Shared Address-Book / Logs / VM, Access Policies

Auto-Attendant, Directory, Conferencing, Fax

SMB Residential

Shared Line

Multi-Access Multi-Device

Multi-Line

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Lessons Learned

Voice becoming cool again

Service Parity and Mobility are key

IMS and VoLTE are a platform

1

2

3

All IP network opens opportunities4

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Customer Highlights

VoLTE/WiFi

17RCS

18CORE

24 Growing Roster of Blue Chip 4G Customers

• Top 3 of top 4 operators in the US; 4 of top 5 operators in Europe

Diversified 4G Customer Base• Geographically diverse, as well across product lines

Strong 2G/3G Customer Base • 15 of top 20 operators globally

2G/3G/4G120+

Based on Mavenir 4Q2014 data

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