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United Education Institute CST
MOD C unit 4
24
Computer Science
Undergraduate 1
10/02/2008

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Term
802.11
Definition
The IEEE wireless networking standard that provides up to 54Mbs and is backward compatible with older wireless standards.
Term
APIPA
Definition
The feature of Windows 98 and higher that allows a computer to self-configure itself in the 169.254.x.x ip range if a DHCP server is unreachable.
Term
Bus topology
Definition
A configuration wherein all computers connect to the network via a central bus cable.
Term
DSL Digital subscriber line
Definition
A high speed internet connection technology that uses a regular telephone line for connectivity. It comes in several varieties, including asynchronous and synchronous and many speeds.
Term
Ethernet
Definition
Name coined by Xerox for the first standard of network cabling and protocols. Ethernet is based on a bus topology.
Term
File Transfer Protocol
Definition
A set of rules that allows two computers talk to each other as a file transfer is carried out. This is the protocol used when you transfer files from one computer to another across the internet.
Term
Hub
Definition
An electric device that sits at the center of a star topology network, providing a common point for the connection of network devices.
Term
Integrated Services Digital Network ISDN
Definition
The CCITT standard that defines a digital method for communications to replace the current analog telephone system.
Term
Internet Message Access Protocol
Definition
An alternate to POP3, it retrieves e-mail from an email server like POP3. Uses TCP/IP port 143.
Term
Internet Service Provider
Definition
A service providing offering access to the internet for a fee.
Term
IP Address
Definition
Also called Internet Address The numeric address of a computer connected to the Internet, it is made up of octets of 8 bit binary numbers that are translated into their shorthand numeric values and can be broken down into a network ID and a host ID.
Term
NetBEUI
Definition
A protocol supplied with all Microsoft networking products that operates at the transport layer.
Term
Network Client Software
Definition
The "client" software Windows needs to connect to a particular type of network.
Term
Packets
Definition
The basiccomponent of communication over the network. Broken down into three basic components: aheader with addressing info, data section with data being sent, and the trailer section with error correcting information
Term
Ping
Definition
Slang term for a small network message by a computer to check for the presence and responsiveness of another.
Term
PPP Point to point Protocol
Definition
A protocol that enables a computer to connect to the internet through a dial-in connection and enjoy most of the benefits of a direct connection.
Term
POP3
Definition
Protocol that enables a computer to connect to the internet through a dail-in connection and enjoy most of the benefits of a direct connection.
Term
Protocol
Definition
The rules of communications that two computers use to exchange information between each other
Term
Simple Mail Transport Protocol SMTP
Definition
The main protocol used by a client to send email on the internet.
Term
SSID
Definition
A unique name that identifies a wireless access. WAPS come preconfigured with with standard names that are broadcast so wireless devices can connect.
Term
Subnet Mask
Definition
The number used in a TCP/IP address scheme that masks off the host portion from the IP address, leaving only the network portion.
Term
Token Ring
Definition
A LAN and protocol in which nodes are connected together in a ring, a special packet called a token passed from node to node around the ring controls communication. A node can send data only when it recieves the token and the token is not in use. This avoids the collision problems endemic to Ethernet networks.
Term
TRACERT
Definition
A command-line utility used to follow the path a packet takes between two host.
Term
Universal Asynchronous Receiver/Transceiver
Definition
A device that turns serial data into parallel data. The cornerstone of serial ports and modems.
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