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The CBAN Reference Architecture and technical definitions for business products that will operate on the CBAN platform are developed collaboratively by CBAN members and participating technology partners. The technical documents are open source and latest drafts will be publicly available.

Technical Documents: App Updates

The following companies have contributed to the development of these documents:


ICT Service Providers: A1 Telekom Austria, AT&T, BTS, Colt Technology Services, Deutsche Telekom Global Carrier, IDT, Orange, PCCW Global, Sparkle, Tata Communications, Telefónica International Wholesale Services, Telstra and Verizon

Technology Providers: Amartus, CodeB, Clear Blockchain Technologies, ConsenSys, CSG, Difitek, Internet Mobile Communications, Orbs, R3, Subex, Syniverse, and TOMIA

The role, structure and governance principles of the CBAN are outlined in a separate whitepaper that can be downloaded below:




The CBAN Reference Architecture describes the technical architecture for shared services, chains, standardized terminology, and interoperable protocols.


_definitions for


The Data-on-Demand definitions extends the existing standards (MEF LSO Reference Architecture - MEF 55) into a commercial and operational framework that includes workflows within and between ICT Service Providers involved in a wholesale supply chain of data services.


_definitions for

international voice

The International Voice definitions provides a framework through which carriers can operate more efficiently and with more accuracy, eliminating some categories of disputes – and dealing with those disputes that remain in an efficient and effective way.

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