{
  "resourceType": "CodeSystem",
  "id": "message-transport",
  "meta": {
    "lastUpdated": "2026-07-03T14:29:03.795+00:00"
  },
  "text": {
    "status": "generated",
    "div": "\u003cdiv xmlns\u003d\"http://www.w3.org/1999/xhtml\"\u003e\u003cp class\u003d\"res-header-id\"\u003e\u003cb\u003eGenerated Narrative: CodeSystem message-transport\u003c/b\u003e\u003c/p\u003e\u003ca name\u003d\"message-transport\"\u003e \u003c/a\u003e\u003ca name\u003d\"hcmessage-transport\"\u003e \u003c/a\u003e\u003cp\u003eThis case-sensitive code system \u003ccode\u003ehttp://hl7.org/fhir/message-transport\u003c/code\u003e defines the following codes:\u003c/p\u003e\u003ctable class\u003d\"codes\"\u003e\u003ctr\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003e\u003cb\u003eCode\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDisplay\u003c/b\u003e\u003c/td\u003e\u003ctd\u003e\u003cb\u003eDefinition\u003c/b\u003e\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003ehttp\u003ca name\u003d\"message-transport-http\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eHTTP\u003c/td\u003e\u003ctd\u003eThe application sends or receives messages using HTTP POST (may be over http: or https:).\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003eftp\u003ca name\u003d\"message-transport-ftp\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eFTP\u003c/td\u003e\u003ctd\u003eThe application sends or receives messages using File Transfer Protocol.\u003c/td\u003e\u003c/tr\u003e\u003ctr\u003e\u003ctd style\u003d\"white-space:nowrap\"\u003emllp\u003ca name\u003d\"message-transport-mllp\"\u003e \u003c/a\u003e\u003c/td\u003e\u003ctd\u003eMLLP\u003c/td\u003e\u003ctd\u003eThe application sends or receives messages using HL7\u0027s Minimal Lower Level Protocol.\u003c/td\u003e\u003c/tr\u003e\u003c/table\u003e\u003c/div\u003e"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "normative"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 5
    }
  ],
  "url": "http://hl7.org/fhir/message-transport",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.4.1080"
    }
  ],
  "version": "6.0.0-ballot4",
  "name": "MessageTransport",
  "title": "Message Transport",
  "status": "active",
  "experimental": false,
  "date": "2020-12-28T16:55:11+11:00",
  "publisher": "HL7 (FHIR Project)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        },
        {
          "system": "email",
          "value": "fhir@lists.hl7.org"
        }
      ]
    }
  ],
  "description": "The protocol used for message transport.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "caseSensitive": true,
  "valueSet": "http://hl7.org/fhir/ValueSet/message-transport",
  "content": "complete",
  "concept": [
    {
      "code": "http",
      "display": "HTTP",
      "definition": "The application sends or receives messages using HTTP POST (may be over http: or https:)."
    },
    {
      "code": "ftp",
      "display": "FTP",
      "definition": "The application sends or receives messages using File Transfer Protocol."
    },
    {
      "code": "mllp",
      "display": "MLLP",
      "definition": "The application sends or receives messages using HL7\u0027s Minimal Lower Level Protocol."
    }
  ]
}