General catalog link ==>> AutoSAR entry and actual combat series general catalog
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1 What is a network interface card?
A Network Interface Card (NIC for short), also known as a network adapter, is a device that connects a computer to a local area network. As long as it is connected to a LAN, a network card needs to be installed. A network card mainly includes two layers at the bottom of OSI , the physical layer and the data link layer. The physical layer chip is called PHY, and the data link layer chip is called MAC controller.