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When there is no dedicated identifier for the IoT, how can things with different identifier from different standards, protocols and domains communicate with each other?

Does the lack of an IoT identitfier make IoT architectures more complicate?

Is the classic Domain Name Service (DNS) obsolete in the IoT?

What is special about privacy in the IoT?

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(see an example of a universal mapping and discovery service IMaDS of the EU project "reTHINK" published in the proceedings of EuCNC 2017 (tbd in July2017))

Is the classic Domain Name Service (DNS) obsolete in the IoT?

In most cases DNS (Domain Name Service) can't be used directly. DNS was designed to map between IP-addresses and human readable domain names. DNS is not able to handle identifier formats from various IoT protocols. It is also not possible to propagate changes in a very short time.But DNS has a outstanding governance process that ensures world-wide unique identifiers. So DNS is at least part of most mapping processes. In our example DNS might be used to find the company domain of the lamp management or the address of the REST API.

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