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Appendix
51
D-Link Systems, Inc.
Intrusion Detection –
A type of security that scans a network to detect attacks coming from inside and
outside of the network
IP –
Internet Protocol
IP ad
dress –
A 32-bit number, when talking about Internet Protocol Version 4, that identifies each computer
that transmits data on the Internet or on an Intranet
IPsec –
Internet Protocol Security
IPv6 –
Internet Protocol Version 6 uses 128-bit addresses and was developed to solve the problem that we
face of running our of IP version 4 addresses
IPX –
Internetwork Packet Exchange is a networking protocol developed by Novel to enable their Netware
clients and servers to communicate
ISP –
Internet Service Provider
J
Ja
v
a –
A programming language used to create programs and applets for web pages
K
Kbps –
Kilobits per second
Kb
yte -
Kilobyte
K
erber
os –
A method of securing and authenticating requests for services on a network
L
LAN –
Local Area Network
Latenc
y
– The amount of time that it takes a packet to get from the one point to another on a network.
Also
referred to as delay
LED
- Light Emitting Diode
Legac
y
– Older devices or technology
Local Area Netw
ork
– A group of computers in a building that usually access files from a server
M
MA
C ad
dress
– A unique hardware address for devices on a Local Area Network
MDI
– Medium Dependent Interface is an Ethernet port for a connection to a straight-through cable
MDIX
- Medium Dependent Interface Crossover, is an Ethernet port for a connection to a crossover cable
Megabit
- Mb
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Appendix
52
D-Link Systems, Inc.
Megab
yte
- MB
Megabits per second
- Mbps
MIB
– Management Information Base is a set of objects that can be managed by using SNMP
Modem
– A device that Modulates digital signals from a computer to an analog signal in order to transmit the
signal over phone lines.
It also Demodulates the analog signals coming from the phone lines to digital signals
for your computer
MPPE
– Microsoft Point-to-Point Encryption is used to secure data transmissions over PPTP connections
MTU
– Maximum Transmission Unit is the largest packet that can be transmitted on a packet-based network
like the Internet
Multicast
– Sending data from one device to many devices on a network
N
NA
T
– Network Address Translation allows many private IP addresses to connect to the Internet, or another
network, through one IP address
NetBEUI
– NetBIOS Extended User Interface is a Local Area Network communication protocol.
This is an
updated version of NetBIOS
NetBIOS
– Network Basic Input/Output System
Netmask
– Determines what portion of an IP address designates the Network and which part designates the
Host
NetW
are
– A Server Software developed by Novell
Netw
ork Interface Car
d
– A card installed in a computer or built onto the motherboard that allows the computer
to connect to a network
Netw
ork later
– The third layer of the OSI model which handles the routing of traffic on a network
Netw
ork
Time Pr
otocol
– Used to synchronize the time of all the computers in a network
NIC
– Network Interface Card
NTP
– Network Time Protocol
O
OFDM
– Orthogonal Frequency-Division Multiplexing is the modulation technique for both 802.11a and 802.11g
OSI
– Open Systems Interconnection is the reference model for how data should travel between two devices
on a network
OSPF
– Open Shortest Path First is a routing protocol that is used more than RIP in larger scale networks
because only changes to the routing table are sent to all the other routers in the network as opposed to
sending the entire routing table at a regular interval, which is how RIP functions
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Appendix
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D-Link Systems, Inc.
P
P
ass
w
or
d
-
A sequence of characters that is used to authenticate requests to resources on a network
P
er
sonal Area Netw
ork
– The interconnection of networking devices within a range of 10 meters
Ph
ysical la
y
er
– The first layer of the OSI model.
Provides the hardware means of transmitting electrical
signals on a data carrier
P
oE
– Power over Ethernet is the means of transmitting electricity over the unused pairs in a category 5
Ethernet cable
POP 3
– Post Office Protocol 3 is used for receiving email
PPP
– Point-to-Point Protocol is used for two computers to communicate with each over a serial interface, like
a phone line
PPP
oE
– Point-to-Point Protocol over Ethernet is used to connect multiple computers to a remote server over
Ethernet
PPTP
– Point-to-Point Tunneling Protocol is used for creating VPN tunnels over the Internet between two
networks
Preamb
le
– Used to synchronize communication timing between devices on a network
Q
QoS
– Quality of Service
R
RADIUS
– Remote Authentication Dial-In User Service allows for remote users to dial into a central server and
be authenticated in order to access resources on a network
Rendezv
ous
– Apple’s version of UPnP, which allows for devices on a network to discover each other and be
connected without the need to configure any settings
Repeater
– Retransmits the signal of an Access Point in order to extend it’s coverage
RIP
– Routing Information Protocol is used to synchronize the routing table of all the routers on a network
RJ-11
– The most commonly used connection method for telephones
RJ-45
- The most commonly used connection method for Ethernet
RS-232C
– The interface for serial communication between computers and other related devices
RSA
– Algorithm used for encryption and authentication
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Appendix
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D-Link Systems, Inc.
S
Samba
– A freeware program that allows for resources to be shared on a network.
Mainly used in Unix based
Operating Systems
Ser
ver
– A computer on a network that provides services and resources to other computers on the network
Session ke
y
– An encryption and decryption key that is generated for every communication session between
two computers
Session la
y
er
– The fifth layer of the OSI model which coordinates the connection and communication between
applications on both ends
Simple Mail
T
ransf
er Pr
otocol
– Used for sending and receiving email
Simple Netw
ork Mana
g
ement Pr
otocol
– Governs the management and monitoring of network devices
SMTP
– Simple Mail Transfer Protocol
SNMP
– Simple Network Management Protocol
SOHO
– Small Office/Home Office
SPI
– Stateful Packet Inspection
SSH
– Secure Shell is a command line interface that allows for secure connections to remote computers
SSID
– Service Set Identifier is a name for a wireless network
Stateful inspection
– A feature of a firewall that monitors outgoing and incoming traffic to make sure that only
valid responses to outgoing requests for incoming packets are allowed to pass though the firewall
Subnet mask
– Determines what portion of an IP address designates the Network and which part designates
the Host
T
TCP
– Transmission Control Protocol
TCP/IP
– Transmission Control Protocol/Internet Protocol
TFTP
– Trivial File Transfer Protocol is a utility used for transferring files that is simpler to use than FTP but with
less features
Thr
oughput
– The amount of data that can be transferred in a given time period
T
racer
oute
– A utility displays the routes between you computer and specific destination
U
UDP
– User Datagram Protocol
UNC
– Universal Naming Convention allows for shares on computers to be identified without having to know
what storage device it’s on
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Appendix
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D-Link Systems, Inc.
Unicast
– Communication between a single sender and receiver
Univer
sal Plug and Pla
y
– A standard that allows network devices to discover each other and configure
themselves to be a part of the network
UPnP
– Universal Plug and Play
URL
– Uniform Resource Locator is a unique address for files accessible on the Internet
UTP
– Unshielded Twisted Pair
V
Vir
tual LAN
-
Vir
tual Priv
ate Netw
ork
– A secure tunnel over the Internet to connect remote offices or users to their company’s
network
VLAN
– Virtual LAN
V
oice o
ver IP
– Sending voice information over the Internet as opposed to the PSTN
V
oIP
– Voice over IP
W
W
ake on LAN
– Allows you to power up a computer though it’s Network Interface Card
W
AN
– Wide Area Network
W
eb br
o
wser
– A utility that allows you to view content and interact will all of the information on the World Wide
Web
WEP
– Wired Equivalent Privacy is security for wireless networks that is supposed
to be comparable to that of
a wired network
Wi-Fi
– Wireless Fidelity
Wi-Fi Pr
otected Access
– An updated version of security for wireless networks that provides authentication
as well as encryption
Wide Area Netw
ork
- A network spanning a large geographical area or consisting of more than one LAN.
Wireless ISP
– A company that provides a broadband Internet connection over a wireless connection
Wireless LAN
– Connecting to a Local Area Network over one of the 802.11 wireless standards
WISP
– Wireless Internet Service Provider
WLAN
– Wireless Local Area Network
Y
Y
a
gi antenna
– A directional antenna used to concentrate wireless signals on a specific location
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