Migration from Office Communications Server 2007 to Office Communications Server 2007 R2 follows this sequence:
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Phase 1: Plan
Your Migration
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Phase 2:
Premigration Preparation
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Phase 3: Install
a Pool
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Phase 4: Deploy
Archiving Server and Monitoring Server
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Phase 5: Move
Production Users
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Phase 6: Migrate
Communicator Web Access
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Phase 7: Upgrade
Directors and Edge Servers
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Phase 8: Upgrade
Enterprise Voice
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Phase 9: Migrate
to Device Update Service
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Phase 10: Update
Client Software
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Phase 11:
Deprecate Servers
These phases are described in more detail in the following sections.
 Important: |
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| This sequence is designed to minimize coexistence issues during migration. Implementing Office Communications Server 2007 R2 release in a different sequence is not supported. |