multiple agencies to manage data, data archiving and wide area file services products and provide a combination of distributed file systems and caching technology to allow real-time, read-write access to shared file storage from any location. A wide area file services is an alternative system to a wide-area network (WAN).
* WAFS systems usually consist of edge file gateway (EFG) appliances, which are placed at remote offices, and one or more central server (CS) appliances that allow storage resources to be accessed by the EFGs. [Source: CommsDesign]