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 Windows Process Activation Service Windows Process Activation Service generalizes the Internet Information Services (IIS) process model, removing the dependency on HTTP. All the features of IIS that were previously available only to HTTP applications are now available to applications hosting Windows Communication Foundation (WCF) services, by using non-HTTP protocols. IIS 7.0 also uses Windows Process Activation Service for message-based activation over HTTP. Conditions for installing and running WAS From a security standpoint, you should not run Windows Process Activation Service unless you are supporting a .NET Framework 3.5.1 application or IIS 7.0. IIS and .NET Framework 3.5.1 automatically install Windows Process Activation Service as needed. You should not install Windows Process Activation Service by itself.