User's Manual

Appendix - Gossary

Glossary

10BaseT Unshielded, twisted pair cable with an RJ-45 connector, used

with Ethernet LAN (Local Area Network). “10” indicates speed

(10 Mbps), “Base” refers to baseband technology, and “T” means

twisted pair cable.

Authentication The process of verifying the identity of an entity on a network.

DHCP - (Dynamic Host Control Protocol)

A protocol which allows a server to dynamically assign IP

addresses to workstations on the y.

Ethernet card A plug-in circuit board installed in an expansion slot of a personal

computer. The Ethernet card (sometimes called a Network

Interface Card or NIC) takes parallel data from the computer,

converts it to serial data, puts it into a packet format, and sends it

over the 10BaseT or 100BaseT LAN cable.

DOCSIS - (Data Over Cable Service Interface Specications)

A project with the objective of developing a set of necessary

specications and operations support interface specications for

Cable Modems and associated equipment.

F Connector A type of coaxial connector, labeled CABLE IN on the rear of the

Advanced Cable Gateway that connects the modem to the cable

system.

HTTP - (HyperText Transfer Protocol)

Invisible to the user, HTTP is used by servers and clients to

communicate and display information on a client browser.

Hub A device used to connect multiple computers to the Advanced

Cable Gateway.

IP Address A unique, 32-bit address assigned to every device in a network. An

IP (Internet Protocol) address has two parts: a network address and

a host address. This modem receives a new IP address from your

cable operator via DHCP each time it goes through Initialization

Mode.

Key exchange The swapping of mathematical values between entities on a

network in order to allow encrypted communication between them.

MAC Address The permanent “identity” for a device programmed into the

Media Access Control layer in the network architecture during the

modem’s manufacture.

Network Driver A le that is loaded on the computer to allow the computer to

recognize the Ethernet card or USB port.

NID - (Network Interface Device)