The PlusFeed CTF Real-time Data Server (CTFRTDServer.exe) is a stand-alone application server that mimics or replaces the DDE Server functionalities for real time data access into MS Excel. The ‘CTFRTDServer’ acts as an interface between Interactive Data’s PlusFeed server and MS Excel 2002 or greater versions. It allows Excel spreadsheet to receive snapshot and streaming real-time price information for unlimited number of security.