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Creating an IT Disaster Recovery Plan.  Disaster Recovery vs Business Continuity  Events  Plan Development  Determining which services (thus servers)

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Presentation on theme: "Creating an IT Disaster Recovery Plan.  Disaster Recovery vs Business Continuity  Events  Plan Development  Determining which services (thus servers)"— Presentation transcript:

1 Creating an IT Disaster Recovery Plan

2  Disaster Recovery vs Business Continuity  Events  Plan Development  Determining which services (thus servers)  DR Plan design parameters  Select a Strategy  Test  Questions/discussion  A web-based aid for planning

3 THEY ARE NOT EQUIVALENT! Disaster Recovery Plan Vs Business Continuity Plan

4 IT Disaster Recovery Plan is just a part of a Business Continuity Plan Credit: www.theiia.org/technology

5

6 Events Causing Disruptions Natural –Hurricane –Flood –Tornadoes –Earthquakes –Fire Man-made –Power outage –Cooling outage –Network outage –Chemical spills –Civil unrest –Disgruntled person –Water main break –Computer viruses –Fire

7 Funnel Cloud in downtown Baton Rouge September 18, 2009

8 There is no magic bullet! But there are some guiding parameters to help you develop an adequate plan. 1.Identify which servers 2.Determine values for two critical design parameters: RTO and RPO 3.Decide on a strategy 4.TEST IT

9 1.Determine which servers Identify department’s business functions, lines of service External and Internal Determine which ones are “critical”

10 1.Determine which servers (cont) What application programs managed by your department support those critical lines of business Which server(s) support those application programs

11 1.Determine which servers (cont)  Now you have identified which servers must have a DR Plan.  Servers and applications not supporting any critical business functions don’t need a DR Plan. Note: Office space, classroom space, buildings, etc, that are used for critical business functions are covered by the Business Continuity Plan, not the IT Disaster Recovery Plan.

12 2. Disaster Recovery Design Parameters Dependent on the requirements of the business function(s) Two categories: How quickly the service must be restored (RTO) How current the restored data must be (RPO) Examples: If Payroll function must be up within 2 days, DR Plan must be less than or equal to that. (RTO) Student course enrollment data must be data from current semester. (RPO)

13 2. Disaster Recovery Design Parameters RTO Recovery Time Objective How quickly must the service be restored? (How long can the business function be without the service?)

14 2. Disaster Recovery Design Parameters RPO Recovery Point Objective How old can the backups be used to restore the system? (How many updates can be lost/discarded/recreated– those entered since the backups were taken?)

15 2. Disaster Recovery Design Parameters

16 3. Decide on a strategy Frequency of backups Location of backups Contract for hot site Contract for quick ship Mirrored site Mutual assistance agreement (Hope Santa brings a server)

17 Plans can address multiple threats An “all hazards” plan Store your backups outside of the “blast” zone, and your plan, too! Write your plan as a recipe for someone else (hired gun) to execute

18 4. TEST IT You must test your plan Document your test results Improve upon your plan Repeat!

19 Remember, users are waiting!

20 The Institute of Internal Auditors http://www.theiia.org/guidance/technology/ Click on “Global Technology Audit Guide”, then “Business Continuity Management” FEMA http://www.fema.gov/business/bc.shtm Disaster Recovery Journal http://drj.com http://www.drj.com/index.php?option=com_content&task=view&id=761&Itemid=454 http://www.drj.com/index.php?option=com_content&task=view&id=753&Itemid=449 North Carolina State University http://www.ncsu.edu/ehs/BCP/index.php http://www.ncsu.edu/ehs/BCP/planning_templates/ingredients_plan.php Continuity Central http://www.continuitycentral.com/bcpd.htm LSU http://lsucpt.lsu.edu http://www.theiia.org/guidance/technology/ http://www.fema.gov/business/bc.shtm http://drj.com http://www.drj.com/index.php?option=com_content&task=view&id=761&Itemid=454 http://www.drj.com/index.php?option=com_content&task=view&id=753&Itemid=449 http://www.ncsu.edu/ehs/BCP/index.php http://www.ncsu.edu/ehs/BCP/planning_templates/ingredients_plan.php http://www.continuitycentral.com/bcpd.htm http://lsucpt.lsu.edu


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