Use Microsoft Identity Integration Server for identity management and the provisioning of accounts.
Be cautious when upgrading the AD schema to support MSDSS with Services for NetWare.
Be aware of the differences between NetWare file permissions and NTFS security permissions, and how the File Migration Utility will compensate for those differences.
Use Active Directory Federation Services (ADFS) to manage single sign-on web-based applications across multiple AD forests and ADAM implementations.
Use the free Identity Integration Feature Pack when you only need to synchronize between AD forests.
Only install Server for NIS if the Windows Server is not subservient to any Unix NIS servers.
Use the Subsystem for Unix-based Applications to replace legacy Unix scripts and run them in a native Windows environment.
Install Server for NIS only on an Active Directory domain controller to enable domain-level authentication from NIS to AD.
Install the Client for NFS and Gateway for NFS components on different systems.
Install the Server for NIS Authentication component on all domain controllers in the domain in which security credentials will be used.