Union of http://hl7.org/fhir/us/davinci-pdex-plan-net/CodeSystem/EndpointConnectionTypeCS and http://hl7.org/fhir/us/davinci-pdex-plan-net/CodeSystem/EndpointConnectionTypeCS

This is the CodeSystem that contains all the codes in Endpoint Connection Types (additional) (http://hl7.org/fhir/us/davinci-pdex-plan-net/CodeSystem/EndpointConnectionTypeCS) and Endpoint Connection Types (additional) (http://hl7.org/fhir/us/davinci-pdex-plan-net/CodeSystem/EndpointConnectionTypeCS). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: CodeSystem 79f140e1-796e-4f59-806f-b05878a9c008-11

This code system http://hl7.org/fhir/comparison/CodeSystem/79f140e1-796e-4f59-806f-b05878a9c008-11 defines codes, but no codes are represented here

CodeDisplayDefinition
hl7-fhir-opn HL7 FHIR OperationInteract with a FHIR server interface using FHIR's RESTful interface using an operation other than messaging. For details on its version/capabilities you should connect the value in Endpoint.address and retrieve the FHIR CapabilityStatement.
rest-non-fhir REST (not FHIR)Interact with a server using HTTP/REST but not FHIR. Should be used for web portals.