This document identifies technical requirements for information exchange between entities within the reference architecture.


The requirements for information exchange in the following networks are within the scope of this document:


—    user network that connects the user entity and the digital twin entity;


—    service network that connects sub-entities within the digital twin entity;


—    access network that connects the device communication entity to the digital twin entity and to the user entity;


—    proximity network that connects the device communication entity to the observable manufacturing elements.