The services that make up the HIAL Communication Bus support the low-level communication between the HIAL and the PoS applications.

Note: for more information on the HIAL communication bus services, see the EHRi Generic Interface document.

Relations
Name	Type	Begins	Ends
	generalization	HIAL Communication Bus	IIP Services Catalogue
	generalization	Protocol	HIAL Communication Bus
	generalization	Messaging Services	HIAL Communication Bus