This article is about the group of Chinese dialects. For the official language, Putonghua, see Standard Chinese. For the administrative language of China during the Ming and Qing dynasties, see Mandarin (late imperial lingua franca).
Distributed File System Replication. The Distributed File System Replication (DFSR) service is a state-based, multimaster replication engine that supports replication scheduling and bandwidth throttling. DFSR uses a compression algorithm known as remote differential compression (RDC).
The SYSVOL folder is replicated by either Distributed File System Replication (DFSR) or the File Replication Service (FRS). This topic explains how to determine whether a SYSVOL folder is replicated by DFSR or FSR and explains how to backup and restore an FRS-replicated SYSVOL folder.