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SmallCellsAT&TDeliveringFlexibleCoverageWhereItsMostNeeded

GordonMansfield

AT&T

MWC2013,Barcelona.

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AT&TBuildingtheWorldsPremierNetworkIPBackbone+IntegratedAssets+SuperiorQuality+PremierSecurity

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4GLTE300MPOPs

U-verse&

U-verseIPDSLAM

57Mcustomers

FibertoBuildings

1MmorebusinesslocaNons

Densificaon50,000+deployments

Fiber Fiber

FiberEthernet

IP

Backbone

SecurityNode

ProjectednetworkbuildaRercompleNonofProjectVIPbyEOY2015

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AT&TMobileDataGrowth10-foldin5years

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AT&T4GAdvantages

4GLTE/HSPA+customerexperience

Onlyoneradiodrawinghandsetbaerypower

Cellsitearchitectureadvantages

EthernetbackhaulforfasterconnecNons

BeIerdesignequalsbeernetwork,

lesslatency,higherreliability

PremierMobileetwork:4GLTEExtendingOurBuildout

Plantoexpandbuild

to300MPOPsU.S.coverage

byyear-end2014

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AT&TTotalSpectrumDepth

>120

80to120

60to80

40to60

20to40

PremierMobileetwork:DensificaonSupporngGrowingCustomerDemand

DensificaonofWirelessGrid

EnhancesAT&Tsabilitytooffer

best-in-classvoiceanddataservices

SupportslaunchingVoiceoverLTE

Mulpletechnologydeployments

planned*:

10,000+newmacrosites 1,000+distributedantennasystems 40,000+smallcells*OverplanperiodforProjectVIP(2013-2015)

LeadtoBeTerCustomerExperience,UsageandRevenue

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PremierMobileetwork:SmallCellTechnologiesSmallCells:DeliveringFlexibleCoverageWhereItsMostNeeded

mprovespectrumefficiencies

Costefficientradioaccessnetworks

mprovein-buildingcoverage

Mul-technologyUMTS/HSPA+/LTE/Wi-Fi

IniNally3GUMTSand4GHSPA+ 4Q12:FirstfieldapplicaNon 1Q13:Startgeneraldeployment

2014:FutureevoluNonto4GLTEandWi-Fi

ofdensificaon

programtouseSmall

Cellechnology

by2015

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SmallCellsforyourhome,officeandneighborhood

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SmallCellsFirstTrials(Outdoor3G)foryourneighborhood

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CrystalLakePark,MO:

OutdoorCoverage

Enhancement:

14AccessPoints

Deployedinaresidenal

environment

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SmallCellsFirstTrials(Indoor3G)

foryourofficeOfficeBuilding,Waukesha,W:

ndoorCoverageSoluon:

12AccessPoints

deployedinanenterprise

environment

Customer&NetworkExperience:

15%IncreaseintrafficCombined(metro/macro)dropratesequivalent

tothemacronetworkandtrendingdown

Processedmorethan50,000datasessionsperday

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SmallCellsFirstCustomerDeployments(Indoor

3G)

foryouroffice

CustomerSasfacon:TheMetrocellisworkingverywell,weveseensignificantimprovementswithdataconnecon

andspeedwhichwasourbiggestissuebeforeinstallaon.Voicealsoseemstobeworkingwell.

Theindividualswithintheofficehaveseenastrongersignalandareabletomakeandreceive

callsinareasthattheycouldntbefore.

ThenewsystemseemstobeworkingmyprimarybenchmarkiswhetherornotIexperience

droppedcalls.Iamnot.InthepastIreceivedavoicemailnocebutthephoneneverrangto

givemeanopportunitytoansweritnowallcallsarecomingthrough.

MulpleEnterpriseCustomers,

NewYorkCity,NY:

ndoorCoverage&Capacity

Soluon:

Ex.20SmallCells:4perfloorx

5floors

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SmallCellsMarchingForward!

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3G (HSPA+) MetroCells3G (HSPA+) & LTE Metro CellsWiFi IntegrationSON Integration40,000+ SC APs

LTEMacro

UMTSMacro

Mul-Technology

SmallCells(AllwithWiFi)

ndoor-OfficeOutdoor-

Neighborhood

ndoorHomeWi-Fi

DAS

2015!

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Wi-FiIntegraNon

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AT&TStrategy:Wi-FintegraoninSmallCells-DefaultChoice!

AT&TManagedCarrier-Wi-Fi SecurityntelligentNetworkSeleconManagedPerformance

1Q'10 2Q'10 3Q'10 4Q'10 1Q'11 2Q'11 3Q'11 4Q'11 1Q'12 2Q'12 3Q'12 4Q'12

53 68107

154197

247302

487

626674 694

706

AT&T Wi-Fi Growth

W

i-FiConnecNons

(inMillions)

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AT&T:Leading the Small Cell Revolution

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Ambitious and Broad Small Cell Strategy

Plan to deploy to 40,000+ Small Cells

over the next three years (2013-2015)