The DFS Replication service MOM Management Pack (English) that monitors the DFSR service in Windows Server 2003 R2 is available for download at
http://www.microsoft.com/downloads/details.aspx?FamilyId=651E7C4A-484B-4AA2-9FBF-F3538075B9E8&displaylang=en.
Note this pack monitors DFSR service in R2 and is not a replacement for Ultrasound used to monitor Ntfrs (especially SYSVOL).
The localized versions will be available soon