Ethernet ports are found on networking devices like ... Connect one end of the Ethernet cable to your computer. Since both ends are the same, it doesn’t matter which end you choose.

If your computer has more than one ethernet port, connect the ethernet cable to another port and see if your computer freezes this time. If this fixes the issue, your ethernet port is faulty.

Also called a "network interface card" (NIC), an Ethernet adapter is a card that plugs into a slot on the motherboard and enables a computer to access an Ethernet network (LAN). In the past ...