Method and system for scheduled streaming of best effort data

摘要: A system is provided for controlling the transmission of best-effort filed data or programs on channels from one plural controllers to more client nodes. program a group files and has information indicating node how use program. channel virtual path, wherein can receive different in separable fashion. Channels also have information. Multiple are which self configure rank order control scheduled channels. Client nodes announcements selectively subscribe programs. be instructed positively acknowledge receipt send back negative acknowledgements ranges words not received. The consolidated reduce number packets network. format carrying acknowledgement/negative acknowledgement messages specified.