If you plan to consolidate file servers or replace outdated servers with new servers, migrate existing applications and data to the new servers. To ensure the success of the migration, create a detailed and well-tested migration plan that does the following:

• Minimizes the amount of time that data is unavailable to users
  
  
• Minimizes the impact on network bandwidth
  
  
• Minimizes the cost of the migration
  
  
• Ensures that no data loss occurs during the migration
  
  

The following sections describe the tasks for creating a migration plan