Translation guide
A Network Interface Card (NIC) is a hardware component that connects a computer to a network. In Japanese, it is commonly referred to using the English acronym or translated terms.
The physical hardware component that provides network connectivity.
The English acronym 'NIC' is widely understood in Japanese IT contexts, pronounced as エヌアイシー.
このサーバーにはNICが2枚搭載されています。
This server has two NICs installed.
A common colloquial term, literally 'LAN card', used in everyday conversation.
新しいLANカードを買いました。
I bought a new LAN card.
The full Japanese translation, often used in formal or technical documentation.
ネットワークインターフェースカードを交換する必要があります。
You need to replace the network interface card.