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    • 1. 发明授权
    • Network system
    • 网络系统
    • US06721319B1
    • 2004-04-13
    • US09531323
    • 2000-03-20
    • Masaki AmanoShigeru Tatsuzawa
    • Masaki AmanoShigeru Tatsuzawa
    • H04L1228
    • H04L12/44
    • A hub apparatus which has a plurality of ports for connecting a network portion including one or a plurality of communicating apparatuses and relays the transmission and reception of a communication packet between the communicating apparatuses through the ports. The hub apparatus has port information storing means for storing, every said port, port information regarding the network portion which includes at least information indicating whether the number of communicating apparatuses which the network portion connected to each port has is equal to 1 or a plural number, and means for determining communicating forms of transmission, non-transmission, and a state of the communication packet for transmitting on the basis of the port information corresponding to the port to which the communication packet is sent.
    • 一种集线器装置,具有多个端口,用于连接包括一个或多个通信装置的网络部分,并且通过端口中继在通信装置之间发送和接收通信分组。 集线器装置具有端口信息存储装置,用于存储每个所述端口,关于网络部分的端口信息,该端口信息至少包括指示连接到每个端口的网络部分的通信装置的数量是否等于1或多个的数量的信息 以及用于基于与发送通信分组的端口相对应的端口信息来确定用于发送的通信分组的传输形式,非传输和状态的装置。