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Wireless Data Clearinghouse Services

“Addressing the Challenges of Wireless Data”

December 11, 2003

CDMA Global Roaming Symposium

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Agenda

• Data is Different

• Data… “Unlocking the Revenue Potential”

• Key Clearinghouse Requirements

• Clearinghouse Services

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Data is Different

VariableFixedBandwidth

Batch and Real-timeBatchProcessing

Trading partner specificWell definedBusiness Rules

Minutes, Bits, Message,Session, Subscription

MinutesMetrics

SMS, MMS, Internet PTT, IM, etc

CallTransactions

Carriers Content Providers

Carriers onlyTrading Partners

DataVoice Characteristic

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Data… “Unlocking the Revenue Potential”

• Carrier interoperability is key…the SMS lesson

• Service availability…must work everywhere with everyone

• Mechanisms, processes and infrastructure for inter-carrier, content and application provider:– Addressing– Routing– Authentication– Billing– Clearing– Settlement

• Agreed upon business models and rules (e.g. what is a transaction?)

• Time is short…the clearinghouse model is a proven answer!

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Key Clearinghouse Requirements

• Scalable solution

• Highly reliable and accurate

• Integrate seamlessly with existing infrastructure

• Ability to quickly add trading partners

• Settlement capabilities with large pool of carriers, content providers and application providers

• Cost effectiveness

• Neutrality

• Data expertise…”Data is different”

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Wireless Data Clearinghouse Services

Routing

Signaling

Reporting

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Wireless Data Clearinghouse Services

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Addressing

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Routing Services

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Authentication & Billing

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AAA Process

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Real-time Authentication/Authorization

• Ensure subscriber’s accounts are in good standing with roaming partner

• All inter-carrier transactions routed through clearinghouse

• Authentication/Authorization Proxy– Radius– Diameter

• Protocol conversion– Radius Parameters– Radius <> Diameter

• Non-repudiation

• Different trust levels

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Subscriber Usage Distribution

• Real-time– Radius– Diameter– Home network rating

• Batch Mode– Home network rating – Visited network rating– Configurable Billing Formats

• IPDR, CSV, Ciber, etc.

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Inter-Technology Data Roaming

• Need for both Wi-Fi and CDMA roaming

• Common infrastructure can address both

• A neutral clearinghouse vs. aggregator model

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Questions & Contacts

Mark Denton, Bridgewater Systems

Mdenton@bridgewatersystems.com

Ken Hansen, NeuStar

Ken.hansen@neustar.biz

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Thank You!