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4G (LTE) RoamingExperience_

Mobile World Congress 2014

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DISCOVER, DISRUPT, DELIVERDISCOVER, DISRUPT, DELIVER

Telefonica offers to customers ofmultiple partner operators in morethan 15 different countriesandduring MWC in Barcelona inanticipation of the commercial LTERoaming:

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DISCOVER, DISRUPT, DELIVER

!"#$%&'()* ,-))#,.

/)$)#& -) -0$ .1(2% 2(3#

4-5(2(&%

!"#$%&$'% &)*#+,'- $ ')*)..,/0

The Mobile Broadband Reality

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GSA forecasts 350+ commercialLTE networks by end 2014

44% of commercial LTE networkshave deployed LTE1800

1.371 LTE user devices launched(by 132 suppliers)

268 LTE networks commercially launched in 100 countrie

!

56% more countries with LTE service since 2012 - Ghana, PeruZambia and Cambodia are the latest nations to launch LTE servi!157.7 million LTE subscriptions worldwide total: Q3 2013

WORLDWIDENUMBERS

Source: INTERIM GSA Evolution to LTE report - February 5,

LTE has reached the entire world

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Through the GSM Association standards have beenconstantly updated by the introduction of new s

Operators want to be able to offer the same servicesame quality E2E.

Roaming services have therefore evolved from basicHSDPA to now LTE.

The introduction of new services or technology reqand billing (TADIG) tests.

Operators apply wholesale charges to each other. E

roaming tariff plans for its own cuWithin Europe, roaming has always been an easy tarRoaming regulation applies from 2003 and has beco

the years.

Latest proposals head at the complete abolishm

HOW IT WORKS?DEFINITION

Telefonicas vision: end-to-end virtualization

Roaming OUT: Usage by Telefnicacustomers of other operators

networks abroad

Roaming IN: Usage by foreign customersof the Telefnica network

Roaming is the ability for wireless customers to automaticallymake and receive voice calls, send and receive data, or accessother services when travelling outside the geographical coverage

area of their own home network, by means of using a visitednetwork.

Both networks have a International Roaming agreement in placeto permit this, once all testing and technical implementation are

completed.

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SAME SERVICES ABROAD AAND SAME QUALITY End

Telefonica is conducting several

roaming tests with internationaloperators currently and that it is looking

primarily to partner with tier oneoperators. We are starting to sign

commercial agreements

GOOD OPPORTUNITY TO TE

PROVIDE BETTER SERVICCUSTOMERS

Customer Benefits

If the customer has usually LTE servicedoes not want to fall back to 2G and

does not want to fall back to 3G when isabroad

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TIME PLAN

Experience Scope

Special LTE RoamingService will be offered

during MWC

COVERAGE

Barcelonadowntown andsurroundings

Rest of Spain with own LTEcoverage of Movistar, mainly

Madrid as first door for entranceto MWC.

CU

Media

Authorities

Telefonica Epartners

D

LTE CoverageFeb 2014(1800 GHz)

Additional

LTE coveragein 2600 MHzin hot spots

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The first multioperator 4G Roaming IN Experience

Telefonica OBswith LTE service

DRA

IPX Network

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CUSTOMER EXPERIENCE

Description & Type of Experiences

! Customers with LTE Data roaming

serviceopen

! Need of LTE compatible phone

(check frequencies band)

! Voice using CS Fall back

! Precommercial Service free of

charge generally in LTE, regularprices in 3G.

!

Scope of testing: Signaling diameter. Roaming datos LTE. Voice CSFB. Services (SMS, Voice mail,

etc.).

QUALITY EXPERTICE

FIRA Sigos Booth (Hall 6 H38) wecansee indicators of customerexperiencethat everybodyunderstand:

!Speeds in UL and DL achieved by

the network in 4G compared to 3G

!Access to websites: time in which

the client takes in downloaded a webpage, like google, the BBC, thefinancial times...

!Videos Youtube - streaming video

quality

IPX

All involveconnection w

Ser

TGS has an agsupplier (Aic

technologie

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QoE in Sigos Booth

AggregatedIndicators of

customer

experiencethat you can

see

INTERRUPTION VIDEOSTREAMING 4G/3G/2G:

HTTP WEB NAVIGATION: DOWNLOAD DURATION

THROUGHPUT DL 4G/3G/2G: MEAN_DOWNLOADD_RATE

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Architecture

MMEHSSPCRFMMEHSS

PCRF

S6a

S9/S6a/S9

Gx/Rx

S6a

SGSN

S6d

S9/S6a/S6d

DEA: Diameter Edge Agent

DRA: Diam eter Routing AgentS6: Signalling traffic

S8: Data Roaming traffic

DEADEA

!"#$%!& $()*+,(-.

!/.0121

!3,45 614+,7.

89:.

S9/S6a/S6d S9/S6a/S6d

TIWSIPX Network

Aicent

DRA/DEA

PGW

s8

s8

s8

s8

IPX Provider(Aicent, TIS, BICS..)

PGW

MMEHSS

S6aGx/Rx

S6a

SGSN

S6d

DEA

SGW

s8

!/; :

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LTE Diameter Exchange - Service Capabilities

Reporting VAS to prservice for LTE

Coverage(on-across our network

to provide a truly

around t

Others: ScalabiliWholesale bill

Monitoring, Troublebusiness inte

SCTP Transportation: DiameterAgents to implement transportationlink with each roaming partners

Operation Support: Provideoperation support, coordination and

project management between

roaming partners

Routing:centralized route resolutionto multiple roaming partners and

diameter interoperability betweendifferent vendor and MNOs.

LTE Diameter Service helps MNOs rapidly launch LTE roaming globally withouinteroperability issues and provides a very cost effective way of managing larg

roaming partners worldwide.

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