https://www.iiconsortium.org/IICF.htm

We are pleased to announce the publication of the Industrial Internet of Things Connectivity Framework. The IIoT Connectivity Framework (IICF): Maps the rich landscape of IIoT connectivity Clarifies the IIoT connectivity stack Offers an assessment template for evaluating and categorizing any connectivity technology and determining its suitability for the system at hand Defines a connectivity reference architecture for data sharing and criteria for core connectivity standards Provides a catalog of IIoT connectivity standards and applies the criteria to help identify the potential core connectivity standards and usage examples for non-overlapping system aspects