What Is Network Interface Cards

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network interface cards

This article will help you to understand what a NIC is and how it works. I will explain basically what Network Interface Cards (NIC) is and how to select the best NIC (Network Interface Card) for a computer. A NIC is a network card, network adapter, network interface controller (NIC), network interface card, or LAN adapter is a computer hardware component designed to allow computers to communicate over a computer network. It is both an OSI layer 1 (physical layer) and layer 2 (data link layer) device, as it provides physical access to a networking medium and provides a low-level addressing system through the use of MAC addresses. It allows users to connect to each other either by using cables or wireless.

Network Interface Cards is a card device with printed circuit board on both of face and that resides in a slot on the motherboard and provides an interface connection to the network media. On laptop computer systems, it is commonly integrated into the laptop or available on a small, credit card-sized PCMCIA card. The PCMCIA stands for Personal Computer Memory Card International Association. The PCMCIA cards are also known as PC cards. The type of NIC must match the media and protocol used on the local network.

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Modem Wireless Generation

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modem wireless

The first generation of modem wireless are come from some analogue mobile phones technology who provided a standard RJ11 telephone socket into which a normal landline modem could be plugged, with this system only provided slow dial-up connections, usually 2.4 Kbps even less. And next generation of modem wireless known as 2G (Second Generation), on this technology the modem transfer rate offered faster dial-up speeds of 9.6 Kbps or 14.4 Kbps without the need for a separate modem.

A further evolution called HSCSD used multiple GSM modem channels to support up to 43.2 Kbps. All of these technologies still required their users to have a Dial-Up ISP to connect to and provided the internet access connection – it was not provided by the mobile phone network itself.

Before we talk more about wireless modem, first I will explain a little what the meaning of modem. Modem is modulator de modulator device and the main function of modem is to change an analog signaling to digital. So from the information above what is means a wireless modem? Yes it’s a type of modem which connects to the wireless network instead of to the telephone system.

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Wireless Computers Connections How To

By.admin

wireless computers

Confuse when look so much wire beside your computer? You can change it with try the wireless computers technology, with minimum wire on your desktop computer it make more comfort is using wireless computer for doing your work. Wireless computer are similar like other computer or personal computer, the different is place from wireless and cable/wire. On wireless computer are peripheral device like mouse, keyboard, speaker, and web camera connect to the computer are wireless.

The wireless computers need some peripheral device and accessories before ready to use. So many devices can be using on your wireless computer, but if you when you have minimum budget you must considered to choose the accessories just suitable for your needs. Bellow maybe the most accessories that would you use for your wireless computers, there is wireless printers, speakers, mouse’s and keyboards to go with most systems. It just depends upon your preferences.

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