dfos = Data Flow Operations System, the common tool set for DFO . ... this tool is depricated and replaced by dataLoader ! ... dfosCron (supports background header downloads with dataclient -t h ) . This is a historical tool which is not used anymore in DFOS, except for the header download of the last 24 hours. ... It downloads the header files for the specified date into $DFO_HDR_DIR/<date>, as text files with extension .hdr. ... if Y, headers come as one file per extension . ... dbrc file. ...