Windows 2000

Default AD Features

Windows 2003

- Forest Trusts

- Domain Rename

- Link Valued Replication

- RODC (Requires a full 2008 + RWDC in the Forest)

- Improved KCC algorithms

- Improved ISTG algorithms

- Inetorg can be converted to User, and vice versa

- AZMAN and ADLDS get App Basic Group and LDAP Query Group types

- Deactivation of Schema attributes and classes

Windows 2008

- RODC Filtered Attribute Set (FAS)

Windows 2008 R2

- Recycle Bin

+ For the first time you can go back to 2008 FFL if you change your mind (as long as you havnt turned on the recycle bin)