This code system http://terminology.hl7.org/CodeSystem/endpoint-connection-type defines the following codes:
| Code | Display | Definition |
| ihe-xcpd | IHE XCPD | IHE Cross Community Patient Discovery Profile (XCPD) - http://wiki.ihe.net/index.php/Cross-Community_Patient_Discovery |
| ihe-xca | IHE XCA | IHE Cross Community Access Profile (XCA) - http://wiki.ihe.net/index.php/Cross-Community_Access |
| ihe-xdr | IHE XDR | IHE Cross-Enterprise Document Reliable Exchange (XDR) - http://wiki.ihe.net/index.php/Cross-enterprise_Document_Reliable_Interchange |
| ihe-xds | IHE XDS | IHE Cross-Enterprise Document Sharing (XDS) - http://wiki.ihe.net/index.php/Cross-Enterprise_Document_Sharing |
| ihe-iid | IHE IID | IHE Invoke Image Display (IID) - http://wiki.ihe.net/index.php/Invoke_Image_Display |
| dicom-wado-rs | DICOM WADO-RS | DICOMweb RESTful Image Retrieve - http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_6.5.html |
| dicom-qido-rs | DICOM QIDO-RS | DICOMweb RESTful Image query - http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_6.7.html |
| dicom-stow-rs | DICOM STOW-RS | DICOMweb RESTful image sending and storage - http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_6.6.html |
| dicom-wado-uri | DICOM WADO-URI | DICOMweb Image Retrieve - http://dicom.nema.org/dicom/2013/output/chtml/part18/sect_6.3.html |
| hl7-fhir-rest | HL7 FHIR | Interact with the server interface using FHIR's RESTful interface. For details on its version/capabilities you should connect the value in Endpoint.address and retrieve the FHIR CapabilityStatement. |
| hl7-fhir-msg | HL7 FHIR Messaging | Use the servers FHIR Messaging interface. Details can be found on the messaging.html page in the FHIR Specification. The FHIR server's base address is specified in the Endpoint.address property. |
| hl7v2-mllp | HL7 v2 MLLP | HL7v2 messages over an LLP TCP connection |
| secure-email | Secure email | Email delivery using a digital certificate to encrypt the content using the public key, receiver must have the private key to decrypt the content |
| direct-project | Direct Project | Direct Project information - http://wiki.directproject.org/ |