Internet 2
The current demand for applications involving transfer of multimedia and real time events has resulted in additional protocols for the Internet currently under development as the Integrated Services model
RSVP - Reservation Protocol - a virtual circuit is established that can reserve a certain bandwidth for continuous transmission of packets.
- Quality of service
- Multicasting
RTP and RTSP - Real Time Protocol and, more specificately, Real Time Streaming Protocol - for continuous multimedia transmission
These protocols require network hosts which support them to save state regarding the virtual circuits.