首页> 外国专利> ATM-LAN NETWORK HAVING A BRIDGE THAT ESTABLISHES COMMUNICATION WITH OR WITHOUT LAN EMULATION PROTOCOL DEPENDING ON DESTINATION ADDRESS

ATM-LAN NETWORK HAVING A BRIDGE THAT ESTABLISHES COMMUNICATION WITH OR WITHOUT LAN EMULATION PROTOCOL DEPENDING ON DESTINATION ADDRESS

机译:ATM-LAN网络具有一个桥接,该桥接建立或不依赖于目的地地址的LAN仿真协议进行通信

摘要

In ATM-LAN networks, the ports of multiple bridges are uniquely identified only by port number and are connected to the LAN segment and ATM network. The MAC frame from the source terminal is received at the first port and buffered in the FIFO and searches through memory for an entry containing the source address of the frame. If an entry is found, the frame is sent on the second port identified by the port number contained in the entry. If no entry is found, an address derivation request is sent over the ATM network to the LAN emulation server and obtains an ATM address corresponding to the source address of the frame. A connection establishment request is sent to the ATM network to establish a virtual connection in the ATM network according to the source ATM address. The frame is then sent on the port to which the ATM network is connected.
机译:在ATM-LAN网络中,仅通过端口号唯一标识多个网桥的端口,并将它们连接到LAN网段和ATM网络。来自源终端的MAC帧在第一个端口处接收并缓存在FIFO中,并在内存中搜索包含该帧源地址的条目。如果找到条目,则在由该条目中包含的端口号标识的第二个端口上发送帧。如果未找到任何条目,则通过ATM网络将地址派生请求发送到LAN仿真服务器,并获取与帧的源地址相对应的ATM地址。将连接建立请求发送到ATM网络,以根据源ATM地址在ATM网络中建立虚拟连接。然后,在与ATM网络相连的端口上发送该帧。

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