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M3 Playbook > Phase 5: Operations > 5.6 Decommission Legacy Systems

5.6 Decommission Legacy Systems

Technology

Task Activities

  1. Customer

    Once the Cutover Plan is complete, execute the Decommission Plan

  2. Customer

    Finalize plans for hardware disposition, software licensing, and contract end of life plan

  3. Customer

    Archive software, data, and documentations (security and access) necessary to bring back the system if required

  4. Customer

    Retire applications, databases, and hardware per requirements

  5. Customer

    Provide Decommission Report to appropriate stakeholders

5.6 Best Practices

  • Build the Decommission Plan into the overall migration program to capitalize on cost reduction and operational improvements

Stakeholders

Customer

  • Program Manager
  • Business Owner
  • Functional Lead
  • Technical Lead/Solution Architect
  • Security SME
  • Network SME
  • O&M Team
  • PMO Lead

Inputs

  • Cutover Plan
  • Decommission Plan

Outputs

  • Decommission Report
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