交换机,路由器,集线器和猫的区别

首先说HUB,也便是集线器。它的作用能够简单的理解为将一些机器连接起来构成一个局域网。而交换机（又叫交换式集线器）作用与集线器大体相同。但是两者在功能上有区别：集线器采用的式共享带宽的办公方式，而交换机是独享带宽。这样在机器很多或数据量很大时，两者将会有对比明显的。而路由器与以上两者

(First of all, the HUB is the hub. Its role can be simply understood as connecting some machines to form a local area network. Switches (also called switching hubs) function in much the same way as hubs. But there is a difference in function between the two: the hub adopts the office mode of sharing bandwidth, while the switch is the exclusive bandwidth. In this way, when there are many machines or a large amount of data, there will be a clear contrast between the two. The router and the above two)

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