Broadband
A technique for sending data, voice, and video traffic over long distances by transmitting
Broadcast
A packet delivery system where a copy of a given packet is given to all hosts attached to the network.
Cable
Transmission medium of copper wire or optical fiber wrapped in a protective cover.
C-Band
This is the band between 4 and 8 GHz with the 6 and 4 GHz band being used for satellite communications. Specifically, the 3.7 to 4.2 GHz satellite communication band is used as the down link frequencies in tandem with the 5.925 to 6.425 GHz band that serves as the uplink.
Channel
Any pathway between two computers or terminals. It can be the physical medium, such as the cable, or the specific carrier frequency (subchannel) with a larger channel or wireless medium.
Chipset
A group of chips designed to work as a unit to perform a function.
Coaxial cable
Commonly called coax. A
Configuration
The makeup of a system which includes hardware and software settings.
Convergence
The intersection of red, green, and blue electron beams on one CRT pixel.
CRC
Cyclic Redundancy Check. Detects transmission errors.
Database
A set of related files created and managed by a database management system.
Datagram
A TCP/IP message unit that contains Internet source and destination addresses and data.
Digital
A means for encoding information in a communications signal through the use of bits (binary digits). Digital transmission is increasingly replacing analog transmission because it provides more efficiency and flexibility for networking.
DNS
Domain Name System. The distributed name/address mechanism used in the Internet.
Downlink
The equipment used to receive the signals from a satellite.
