Data mining is an information analysis tool that involves the automated discovery of patterns and relationship in the data warehouse.
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You are using a device that reads the physical addresses contained in incoming data that travels along network cables. Based on the physical address that it reads, the device then forwards the data out one of its ports to reach the destination device. The type of device you are using is router.
<h3>What is Router?</h3>
A router is an hardware device that is used in transferring information or data from a system to another.
The data can also be transfered from one computer networks to another.
Router makes it easier for more than one device to be connected easily without difficult Internet access.
Therefore, The type of device you are using that reads incoming data that travels along network cables is router.
Learn more on router below
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You got to "insert" and then you go to "shapes" and then you find the symbol you like and you drag and drop it onto the page. Then you can resize to the size and angle you would like it at.