IP | See Internet Protocol |
IP Address | A unique, |
| network. An IP address is composed of a network |
| address and a host address. Each network is assigned an |
| address by a government agency, and each company |
| administrator assigns an address to each host computer. |
ISP | See Internet Service Provider |
LED | See Light Emitting Diode |
Light Emitting | A light emitting diode (LED) is a semiconductor device |
Diode | that emits light when voltage is applied between its |
| terminals. |
MAC | See Media Access Control |
MAC Address | The physical address of the Media Access Control device. |
Media Access | Media Access Control (MAC) is the protocol governing |
Control | access to the network. The MAC device is located |
| between receive and transmit paths. Among its functions |
| are the controlling of ranging, the assignment of |
| frequencies, and the allocation of time slots. |
Modem | A device that encodes (modulates) data from a computer |
| to a carrier wave for transmission across some type of |
| wire, and decodes (demodulates) data coming over the |
| wire to the computer. |
Modulation | A controlled variation of any property of a carrier wave |
| for transferring data. |
Network | A Network Interface Card (NIC) is a |
Interface Card | installed in an expansion slot of the computer. The NIC |
| (also called an Ethernet card) takes parallel data from |
| the computer, converts it to serial data, packets it, and |
| sends it out over a 10BaseT cable. |
NIC | See Network Interface Card |
PipeLock® | A security feature of the PipeRider cable modem that |
| temporarily blocks communication between the computer |
| and the service provider. |
PipeRider® | An Ericsson cable modem that allows |
| to the Internet through a cable network rather than |
| through a telephone wire. |
Protocol | A set of rules to be followed in order for the various parts |
| of a communication system to operate together. |
Radio Frequency | Radio Frequency (RF) refers to a specific range of |
| frequencies in the electromagnetic spectrum. Signals in |
| this frequency range can be transmitted through the air |
| or through a wire. |
RF | See Radio Frequency |
Router | A system used to connect separate LANs into an internet, |
| and to route traffic between the constituent networks. |
Server | A type of processor that provides specific services to |
| network users, such as managing file access and |
| managing the exit and entry of information to LAN users. |
Service Provider | A company that connects networks to the Internet, thus |
| providing Internet service to customers. |
TCP | See Transmission Control Protocol |