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Provides a central point of access for the services of the HIE
Provides routing functions
Provides a central logging for auditing and debugging purposes
Provide orchestration/mediation mechanisms to co-ordinate requests
Standards and Workflows
In order to perform the above there are a few standard profiles that the IOL must supportTo be OHIE IOL component, the IOL application must be able to support the OHIE workflows listed below. Implementations may support only the workflows needed to support their use case:
- ATNA - this is split into two logical parts
- AT (Audit Trail) - Which describes how audit messages can be sent and stored in a central repository whihc in this case would be the IOL
- NA (Node Authentication) - Which describes how the IOL can authenticate clients (external systems) that want to send request into the exchange
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