Yesterday Deutsche Telekom announced that with three other telecoms firms, it’s testing a production-ready blockchain solution. The solution helps to draft and sign inter-operator roaming discount agreements.
The participants are Deutsche Telekom, T-Mobile US, Telefonica, Orange and the GSMA. Every telecom company has numerous agreements with others for roaming, and a blockchain enables a definitive source of the current agreement terms which cannot be tampered with.
The solution combines a legal framework, governance model and integration with IT infrastructures. It was developed by Deutsche Telekom’s Innovation unit T-Labs and Deutsche Telekom Global Carrier, but it plans to open source the Hyperledger Fabric solution for use by the industry.
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