Does All LAN Traffic Travel Through A Router
Problem
I have a very simple question: if I have a router (DHCP enabled - leasing IP addresses between and ) with a switch plugged in, and I plug two computers into the switch, will the network traffic (file transfers etc.) be sent through the router, or will it simply go straight through the switch to the other computer completely avoiding the router?
Error Output
192.168.0.2
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1 Fix
Fix for: Does All LAN Traffic Travel Through A Router
will the network traffic be sent through the router? In short, no. The switch should keep track of which MAC addresses can be reached on which ports, and it then only sends packets out through the correct ports. There is a limit to how many MAC addresses a switch can remember, though it's usually not an issue unless you're operating extremely large networks. Furthermore, most consumer routers are actually a switch for the LAN ports, which is then connected to the routing hardware which sits bet…
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