Welcome to the IT4IT™ Reference Architecture, Version 2.0, an Open Group Standard



The Open Group

The IT4IT Forum

This Document

Related Industry Standards



Referenced Documents

1 Introduction

1.1 Objective

1.2 Overview

1.3 Conformance

1.4 Normative References

1.5 Terminology

1.6 Future Directions

2 Definitions

2.1 Service Lifecycle Data Object (Data Object)

2.2 IT Value Chain

2.3 Value Chain

2.4 Value Stream

2.5 Functional Component

2.6 Service Model Backbone Data Object

2.7 Relationship

2.8 System of Record

3 Overview

3.1 What is the IT Value Chain?

3.2 IT Value Chain and IT4IT Reference Architecture

3.3 IT Value Streams

3.3.1 Strategy to Portfolio

3.3.2 Requirement to Deploy

3.3.3 Request to Fulfill

3.3.4 Detect to Correct

3.4 IT4IT Reference Architecture

3.4.1 Service Model

3.4.2 Information Model

3.4.3 Functional Model

3.4.4 Integration Model

4 IT4IT Core

4.1 Introduction

4.2 IT4IT Abstraction Levels and Class Structure

4.2.1 IT4IT Abstractions

4.2.2 Concepts at Level 1: End-to-End Overview

4.2.3 Level 1 Reference Architecture Model

4.2.4 Concepts at Level 2: Value Stream Documentation

4.2.5 Level 2 Reference Architecture Diagram (Example)

4.2.6 Concepts at Level 3: Vendor-Independent Architecture

4.2.7 Level 3 Reference Architecture Diagram (Example)

4.2.8 Concepts at Levels 4 and 5 – Vendor Extensions

5 Strategy to Portfolio (S2P) Value Stream

5.1 Objectives

5.2 Business Value Proposition

5.3 Key Performance Indicators

5.4 Value Stream Definition

5.4.1 Enterprise Architecture Functional Component

5.4.2 Policy Functional Component

5.4.3 Proposal Functional Component

5.4.4 Portfolio Demand Functional Component

5.4.5 Service Portfolio Functional Component

5.4.6 IT Investment Portfolio Auxiliary Functional Component

6 Requirement to Deploy (R2D) Value Stream

6.1 Objectives

6.2 Business Value Proposition

6.3 Key Performance Indicators

6.4 Value Stream Definition

6.4.1 Project Functional Component

6.4.2 Requirement Functional Component

6.4.3 Service Design Functional Component

6.4.4 Source Control Functional Component

6.4.5 Build Functional Component

6.4.6 Build Package Functional Component

6.4.7 Release Composition Functional Component

6.4.8 Test Functional Component

6.4.9 Defect Functional Component

7 Request to Fulfill (R2F) Value Stream

7.1 Objectives

7.2 Business Value Proposition

7.3 Key Performance Indicators

7.4 Value Stream Definition

7.4.1 Engagement Experience Portal (Secondary Functional Component)

7.4.2 Offer Consumption Functional Component

7.4.3 Offer Management Functional Component

7.4.4 Catalog Composition Functional Component

7.4.5 Request Rationalization Functional Component

7.4.6 Fulfillment Execution Functional Component

7.4.7 Usage Functional Component

7.4.8 Chargeback/Showback Functional Component

7.4.9 Knowledge & Collaboration Supporting Function

8 Detect to Correct (D2C) Value Stream

8.1 Objectives

8.2 Business Value Proposition

8.3 Key Performance Indicators

8.4 Value Stream Definition

8.4.1 Service Monitoring Functional Component

8.4.2 Event Functional Component

8.4.3 Incident Functional Component

8.4.4 Problem Functional Component

8.4.5 Change Control Functional Component

8.4.6 Configuration Management Functional Component

8.4.7 Diagnostics & Remediation Functional Component

8.4.8 Service Level Functional Component

8.4.9 Other IT Operations Areas

A Rationale (Informative)

A.1 Introduction

A.2 Definitions

A.3 Overview

A.3.1 Business Drivers for an Improved IT Operating Model

A.3.2 The IT Value Chain

A.4 IT4IT Core

A.4.1 Value Streams

A.4.2 Functional Components

A.5 Strategy to Portfolio Value Stream

A.5.1 Related Standards, Frameworks, and Guidance

A.6 Requirement to Deploy Value Stream

A.6.1 Related Standards, Frameworks, and Guidance

A.7 Request to Fulfill Value Stream

A.7.1 Related Standards, Frameworks, and Guidance

A.8 Detect to Correct Value Stream

A.8.1 Related Standards, Frameworks, and Guidance

Acronyms and Abbreviations

return to top of page


Downloads of the IT4IT™ Reference Architecture, Version 2.0 documentation, are available under license from the IT4IT information web site. The license is free to any organization wishing to use IT4IT entirely for internal purposes (for example, to develop an information system architecture for use within that organization). A book is also available (in pdf) from The Open Group Bookstore as document C155.

Copyright © 2015 The Open Group, All Rights Reserved
IT4IT is a trademark of The Open Group.

< Previous ▲ Home Next >