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IT Service Continuity Management

IT Service Continuity Management. Hendershott Consulting Inc Web Presence: www.hci-itil.com Email: len.hendershott@rogers.com. Service Design – Section 4.5 Service Continuity Management. Continuity Management. Service Design – Section 4.5 Service Continuity Management.

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IT Service Continuity Management

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  1. IT Service Continuity Management Hendershott Consulting Inc Web Presence: www.hci-itil.com Email: len.hendershott@rogers.com Service Design – Section 4.5 Service Continuity Management

  2. Continuity Management Service Design – Section 4.5 Service Continuity Management

  3. Service Continuity Management Maintain the necessary ongoing recovery capability within the IT services and their supporting components. Focus on those events that the business considers significant enough to be considered a disaster. Service Design – Section 4.5 Service Continuity Management

  4. Service Continuity Management Business Continuity Strategy Business Continuity Plans Initiation Requirements Strategy Implementation Maintenance Invocation Service Design – Section 4.5 Service Continuity Management

  5. Service Continuity Management • Policy setting - at a minimum, the policy should set out management intention and objectives • Specify terms of reference and scope- defining the scope and responsibilities of all staff in the organization. It covers such tasks as undertaking a Risk Analysis and Business Impact Analysis and determination of the command and control structure required to support a business interruption. • Allocate resources- the establishment of an effective Business Continuity environment requires considerable resource in terms of both money and manpower. • Define the project organization and control structure- ITSCM and BCM projects are potentially complex and need to be well organized and controlled. • Agree to project and quality plans- plans enable the project to be controlled and variances addressed. Quality plans ensure that the deliverables are achieved and to an acceptable level of quality. Business Continuity Strategy Business Continuity Plans Initiation Requirements Strategy Implementation Maintenance Invocation Service Design – Section 4.5 Service Continuity Management

  6. Service Continuity Management Business Continuity Strategy Business Continuity Plans Initiation Requirements Strategy Implementation Maintenance Ascertaining the business requirements for IT service continuity is a critical component in order to determine how well an organization will survive a business interruption or disaster and the costs that will be incurred. Invocation Service Design – Section 4.5 Service Continuity Management

  7. Service Continuity Management A balanced approach between Impact and the Time to Recover should be considered optimal. Business Impact AnalysisQuantify the impact to the business that loss of service would have. Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Implementation Maintenance Requirements Determination Invocation The Loss of IT Service Over Time Service Design – Section 4.5 Service Continuity Management

  8. Service Continuity Management Risk Analysis The likelihood that a disaster or other serious service disruption will actually occur. Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Risk Analysis Implementation Maintenance Requirements Determination Invocation The level of threat and the extent to which an organization is vulnerable to that threat. Service Design – Section 4.5 Service Continuity Management

  9. Service Continuity Management • Typical Risk Reduction Measures • Installation of UPS and backup power • Fault-tolerant systems for critical applications • RAID arrays and disk mirroring for LAN servers • Spare equipment/components to be used in the event of equipment or component failure • The elimination of Single Points of Failure • Resilient IT systems and networks • Outsourcing services to more than one provider • Greater physical and IT-based security controls • Better controls to detect service disruptions Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Risk Analysis Implementation Maintenance IT Service Continuity Strategy Invocation Service Design – Section 4.5 Service Continuity Management

  10. Service Continuity Management • Testing Types • Walk-Through Tests- conducted when the plan has been produced • Full Tests- conducted as soon as possible after the plan production and at regular intervals of at least annually thereafter • Partial Tests- undertaken where recovery of certain elements of the overall plan is tested • Scenario Tests- used to test reactions and plans to specific conditions, events and scenarios. Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Risk Analysis Implementation Maintenance Invocation Service Design – Section 4.5 Service Continuity Management

  11. Service Continuity Management Keep the Continuity Plan Up-to-Date Information services function management should provide for change control procedures in order to ensure that the continuity plan is up-to-date and reflects actual business requirements. This requires continuity plan maintenance procedures aligned with change and management and human resources procedures. Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Risk Analysis Implementation Maintenance Invocation Service Design – Section 4.5 Service Continuity Management

  12. Service Continuity Management Business Continuity Strategy Business Continuity Plans Initiation Business Impact Analysis Requirements Strategy Risk Analysis Implementation Maintenance Invocation The design of the invocation process must provide guidance on how all of these areas and circumstances should be assessed to assist the person invoking the continuity plan. Invocation Service Design – Section 4.5 Service Continuity Management

  13. Service Continuity Management IT Service Continuity Management Service Design – Section 4.5 Service Continuity Management

  14. Hendershott Consulting Inc Email: len.hendershott@rogers.com ITIL process site: hci-itil.com Service Design – Section 4.5 Service Continuity Management

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