STEP 01 / 06

Step 01: Planning - Details

Align the migration objective, investment decision, governance, and overall schedule before the project starts.

Details: Work and outputs

The work shown in the overview is made concrete through inputs, outputs, dependencies, and completion conditions.

1. Output purpose and completion

Output	Purpose	Completion and next use
Migration principles and plan	Provides reviewed evidence for the planning stage.	Approved, stored, and ready for the next stage.
System and interface migration master	Provides reviewed evidence for the planning stage.	Approved, stored, and ready for the next stage.
System-level migration strategy	Provides reviewed evidence for the planning stage.	Approved, stored, and ready for the next stage.

2. Work, inputs, outputs, and dependencies

Work	Summary	Input	Output	Dependency	Class
Set migration objectives and success criteria	Execute and review the activity using the approved controls.	Approved prior-stage information	Reviewed stage evidence	Prior step	Required
Inventory systems and interfaces	Execute and review the activity using the approved controls.	Approved prior-stage information	Reviewed stage evidence	Set migration objectives and success criteria	Required
Decide the 6R strategy	Execute and review the activity using the approved controls.	Approved prior-stage information	Reviewed stage evidence	Inventory systems and interfaces	Required
Define inventory governance	Execute and review the activity using the approved controls.	Approved prior-stage information	Reviewed stage evidence	Decide the 6R strategy	Required
Assess the high-level architecture	Execute and review the activity using the approved controls.	Approved prior-stage information	Reviewed stage evidence	Define inventory governance	Required

3. Supporting documents and tools

Supporting documents

Use this category to support review, execution, and traceability.

Reference materials

Use this category to support review, execution, and traceability.

Candidate tools

Use this category to support review, execution, and traceability.

4. Change and history management

Version-control definitions, execution logs, approvals, and exceptions. Record the reason, owner, approver, timestamp, and affected scope for every material change.

5. Completion condition

Decision makers have approved the objective, success metrics, budget, organization, and key milestones.