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  "contentMarkdown": "# Network Interface vs. network adapter\n\n# Network Interface vs. network adapter\n\n> 创建时间：2021/8/4 1:23\n\n* 概念\n\n## 概念\n\n* * *\n\nwikipedia\n\nA **network interface controller** (NIC, also known as a **network interface card** , **network adapter** , **LAN adapter** or **physical network interface** ) - a computer hardware component that connects a computer to a computer network.\n\n**network interface** is a software or hardware interface between two pieces of equipment or protocol layers in a computer network.\n\n* * *\n\nAn \"Adapter\" is a piece of hardware.\nA \"network interface\" is a software construct.\nUsually, there is one network interface per adapter.\nBut there may be network interfaces which are not from an adapter.\nAnd there may be multiple interfaces per adapter.\n\nhttps://stackoverflow.com/questions/4548192/whats-the-difference-between-an-adapter-and-a-network-interface\n"
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