ITIL (Information Technology Infrastructure Library) is a set of processes/guidelines for managing IT services. Process is core to any business deliverable as it directly affects end users. keeping this in mind ITIL helps to map/align business requirement, needs and deliverable with IT services.
IT service management (ITSM) life-cycle starts with strategy and goes till continuous improvement in the same. The whole cycle is divided into 5 broad categories viz:
- Service Strategy
- Service Design
- Service Transition
- Service Operation
- Continual Service Improvement
Based on these 5 categories, ITIL latest version ITIL v3 consists of 5 core publications as above. All these core publication describes various procedures, activities, tasks, milestones, checklists, deliverable, best practices etc. which can be used by organizations to form a layout.
Basically it is a framework which is not company specific and can be customized based upon requirement usage.
Need for ITIL
In today’s world, Business has become more complex and dependent on IT. Demand from customers is growing and due to competition and globalization there is always a pressure on cost. Due to this flexibility, scalability and adaptability is required at each level.
Implementing ITIL will help in the following:
- Set up a standard process in the company
- Reduces rework, errors and improves deliverables, services and utilization
- Companies can improve upon their service availability, reliability and security
- More aligned business needs and requirements to IT
- Better and comprehensive documentation
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