组播的基本概念 Many-to-Many Applications Any number of hosts sending to the same multicast group address, as well as receiving from it Multimedia Conferencing: Audio/video and whiteboard comprise the classic conference application. Synchronized resources: Shared distributed databases of any type(schedules, directories, traditional Information System databases, etc. Collaboration: Shared document editing Distributed Interactive Simulations Dis: Each object in a simulation multicasts descriptive information so all other objects can render the object, and interact as necessary. 东南大学5东南大学 5 Many-to-Many Applications Many Applications • Any number of hosts sending to the same multicast group address, as well as receiving from it – Multimedia Conferencing: Audio/Video and whiteboard comprise the classic conference application. – Synchronized Resources: Shared distributed databases of any type (schedules, directories, traditional Information System databases, etc.) – Collaboration: Shared document editing. – Distributed Interactive Simulations [DIS]: Each object in a simulation multicasts descriptive information so all other objects can render the object, and interact as necessary. 组播的基本概念