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Fig 2-7Bus Networking structure
In such a network structure, all the equipment through the same cable connect to the
server. Network maintenance and extension of relatively is easier, the response speed of
the equipment and network transmission rate is less than star bus structure.
3.3 Peer-to-peer Networking stucture
Using the HLK - WR02, original serial device can be connected to peer-to-peer
network structure. The characteristic of this structure is that all the devices in the network
status are equal. For user’s equipment , there does not exist master-slave relationship
or a managed device. All user terminals can be equivalent to send and receive data. The
structure diagram is as follows:
Router
Hub
Serial device Serial device
Serial deviceSerial deviceSerial device
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