Interactive, Real-Time Multimedia O applications: IP telephony, video conference, distributed interactive worlds O end-end delay requirements o audio: 150 msec good 400 msec OK includes application-level (packetization)and network delays higher delays noticeable, impair interactivity g session initialization o how does callee advertise its ip address, port number, encoding algorithms?Interactive, Real-Time Multimedia  end-end delay requirements:  audio: < 150 msec good, < 400 msec OK • includes application-level (packetization) and network delays • higher delays noticeable, impair interactivity  session initialization  how does callee advertise its IP address, port number, encoding algorithms?  applications: IP telephony, video conference, distributed interactive worlds