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Card network (LAN Card) is installed on the expansion slot on a motherboard computer (server or workstation) so that the computer can be connected to the network system
Each type of NIC are numbered addresses referred to as a Media Access Control Address (MAC address) during the 48-bit

NIC Type:


physical NIC
logical NIC



NIC Function
- Facilities to receive and send data over cable
inter-connected computer, in addition to the task of NIC
- Send data to another computer with the previous
prepare the computer so that data can be self -
Skipping to the media
- Controlling the flow of data between computers and systems
perkabelan connected with each other
- Receive data sent by other computers through the missionary
cable and translated into a bit
understood by the computer.


How it works based on the Ethernet Card broadcast network, where each node in a network to receive each transmission of data sent by a node to another.

physical NIC

Card that can be ditancapkan into a slot in the computer motherboard, which can be a card with the ISA bus, PCI bus, Eisa bus, MCA bus, or PCI Express bus
A card in the form of an external card with a USB bus, PCMIA, serial bus, parallel bus, or Express Card, increasing the mobility (for the mobile user).
Media-specific NIC;
Architecture-specific NIC, NIC Ethernet Card can be an Ethernet 10 Megabit / sec, 100 Megabit / sec, 1 Gigabit / sec or 10 Gigabit / sec


logical NIC

type of NIC that is not physically and fully use the software installed on the operating system and seems to work itself is a NIC