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Chapter 17 #3
Chapter 17 stack 3
Question | Answer |
---|---|
Internet service provider (ISP) | A commercial group that provides Internet access for a monthly fee; AOL, Earthlink, and Comcast are large ISPs. |
intranet | A private network that uses the TCP/IP protocols. |
IP address LAN (local area network) | A 32-bit address consisting of four numbers separated by periods, used to uniquely identify a device on a network that uses TCP/IP protocols. The first numbers identify the network; the last numbers identify a host. An example of an IP. |
line speed | data throughput |
MAC (Media Access Control) address | A 48-bit hardware address unique to each NIC card or onboard network controller and assigned by the manufacturer. The address is often printed on the adapter as hexadecimal numbers. An example is 00 00 0C 08 2F 35. Also called a physical address. |
multicasting | A process in which a message is sent by one host to multiple hosts, such as when a video conference is broadcast to several hosts on the Internet. |
name resolution | The process of associating a character-based computer name to an IP address. |
NAT (Network Address Translation) | A protocol used to convert private IP addresses on a LAN to a public IP address before a data packet is sent over the Internet. |
NetBEUI (NetBIOS Extended User Interface) | A fast, proprietary, and outdated Microsoft networking protocol used only by Windows-based systems, and limited to LANs because it does not support routing. |
NetBIOS (Network Basic Input/Output System) | An API protocol used by some applications to communicate over a NetBEUI network. NetBIOS has been replaced by Windows Sockets over a TCP/IP network. |
network adapter | An expansion card that plugs into a computer’s motherboard and provides a port on the back of the card to connect a PC to a network. |
network drive map: | Mounting a drive to a computer, such as drive E, that is actually hard drive space on another host computer on the network. |
network interface card (NIC) | An expansion card that plugs into a computer’s motherboard and provides a port on the back of the card to connect a PC to a network. Also called a network adapter. |
network operating system (NOS) | A printer that any user on the network can access, through its own network card and connection to the network, through a 1252 GLOSSARY connection to a standalone print server, or through a connection to a computer. |
network printer | connection to a standalone print server, or through a connection to a computer as a local printer, which is shared on the network. |
node | Any computer or other device on a network that has been assigned an IP address. |
NWLink | |
octet | Term for each of the four 8-bit numbers that make up an IP address. For example, the IP address 206.96.103.114 has four octets. |
Packet | Segment of network data that also includes header, destination address, and trailer information that is sent as a unit. Also called data packet or datagram. |
patch cable | A network cable that is used to connect a PC to a hub, switch, or router. |
peer-to-peer network | As applied to networking, a network of computers that are all equals, or peers. Each computer has the same amount of authority, and each can act as a server to the other computers. |
physical address | A 48-bit hardware address unique to each NIC card or onboard network controller and assigned by the manufacturer. The address is often printed on the adapter as hexadecimal numbers. An example is 00 00 0C 08 2F 35. Also called a physical address, an |