the purpose of the gateway is to connect different network segments. So the problem is, there is a gateway on the PC, on the port of the router, and even on every port connected to the router. I"m a little dizzy. God, please straighten out my train of thought. I can"t thank you enough.
Gateway does not refer to a particular device, it just refers to a function. As you said, all devices that can connect different network segments can be called gateways.
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