The Directory Server migrating can be broken down into the following distinct steps:
Migrating the Schema
Migrating the Security Settings
Migrating the Configuration
Migrating the Data
Migrating the Plug-Ins
To avoid unforeseen problems with the migration, these steps should be performed in the order listed above. In certain cases, you can automate some or all of these steps, using the dsmig command. The following section indicates what can be automated and what must be done manually, depending on your existing deployment.