Mario Gerla, Aiguo Fei, Jun-Hong Cui, Michalis Faloutsos

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Aggregated Multicast
Mario Gerla, Aiguo Fei, Jun-Hong Cui, Michalis
Faloutsos gerla, afei, jcui _at_ cs.ucla.edu,
michalis _at_ cs.ucr.edu
Group Communications (1 to n / n to n)
Audio/Video Conferencing, Internet TV,
Tele-education, Shared Whiteboard, etc. How
to make all these efficient??? ---Multicast
New Idea Aggregated Multicast

• Multiple Groups Share Single Tree
• This approach reduces multicast state and tree
  maintenance overhead
• But it introduces possible bandwidth wastage

UCLA CS NRL