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ITIL Change Management
is an extremely important process. The ITIL Change Management
process depends on the accuracy of the configuration data to ensure
the full impact of making Changes is known. Ultimately there is a
very close relationship between Configuration Management, Release
Management and Change Management.
Goal of ITIL Change
Management
The goal of the Change
Management process is to ensure that standardized methods and
procedures are used for efficient and prompt handling of all
Changes, in order to minimize the impact of Change-related Incidents
upon service quality, and consequently to improve the day-to-day
operations of the organisation.
Where do Changes come
from?
Changes arise as a
result of Problems, but many Changes can come from proactively
seeking business benefits such as reducing costs or improving
services. Details of the Change process are documented in SLAs to
ensure that Users know the procedure for requesting Changes and the
projected target times for, and impact of the implementation of
Changes.
Service Desk
interface
Details of Changes
need to be made known to the Service Desk. Even with comprehensive
testing there is an increased likelihood of difficulties occurring
following Change implementation either because the Change is not
working as required or expected, or because of queries on the change
in functionality.
The
CAB
The Change Advisory
Board (CAB) is a group of people who can give expert advice to the
Change Management team on the implementation of Changes. This board
is likely to be made up of representatives from all areas within IT
and representatives from business units as well as any external
parties that are deemed necessary.
ITIL Change Management
assessment
To make an appropriate
response to a Change request needs a reasoned approach to assessment
of risk and business continuity, Change impact, resource
requirements and Change approval. This considered approach is
essential to maintain a proper balance between the need for Change
against the impact of the Change.
It is particularly
important that the ITIL Change Management processes have high
visibility and open ‘channels
of communication’ in order to promote smooth transitions when
Changes take place.
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