ITIL - Transition

2 minute read

Service Transition: delivery of services required by a business into live/operational use, and often encompasses the project side of IT rather than business as usual (BAU).

Service Transition Processes

1. Transition planning and support

Coordinate the resources to deploy a major Release within the predicted cost, time and quality estimates

2. Change management

Ensure that standardized methods and procedures are used for efficient handling of all changes.

Aims of Change Management:

Minimal disruption of services
Reduction in back-out activities
Economic use of resources involved in the change

Types of Change Management:

Standard Change
Normal Change
Urgent/Emergency Change

3. Service asset and configuration management

Maintain information about Configuration Items required to deliver an IT service, including their relationships

Key Processes:

Change control
Change management

4. Release and deployment management

Plan, schedule and control the movement of releases to test and live environments. The primary goal of Release Management is to ensure that the integrity of the live environment is protected and that the correct components are released.


Planning the rollout of software
Designing and implementing procedures for the distribution and installation of changes to IT systems
Effectively communicating and managing expectations of the customer during the planning and rollout of new releases
Controlling the distribution and installation of changes to IT systems

5. Service validation and testing

Ensures deployed releases and resulting services meet customer expectations, and to verify that IT operations is able to support the new service.

6. Change evaluation

Assess major Changes, like the introduction of a new service or a substantial change to an existing service, before those Changes are allowed to proceed to the next phase in their life cycle.

7. Knowledge management

Gather, analyze, store and share knowledge and information within an organization. The primary purpose of Knowledge Management is to improve efficiency by reducing the need to rediscover knowledge.

Last modified April 27, 2020