of information that is sent in packets across the Internet or Intranet.
Infrastructure: A wireless network or other small network in which the wireless network devices are made a part of the network through the Access Point.
ISP (Internet Service Provider): A company that provides access to the Internet and related services.
IV (Initialization Vector):The header
section of a message packet.
LAN (Local Area Network): A group of computers and peripheral devices connected to share resources
LED (Light Emitting Diode):The lights on a hardware device representing the activity through the ports.
MAC (Medium Access Control)
Address: The physical address of a network node.
Mbps (Mega Bits Per Second): A measurement of millions of bits per second.
MHz (Mega Hertz): A measurement of millions of cycles per second.
MIB (Management Information Base):
An internal database of commands and data structures used to define and profile the capabilities of the device for which it was written.
MIC (Message Integrity Check): A method of using a checksum to ensure a data message is not altered by a third party.
MIPS (Millions of Instructions Per
Second): A measurement of processing speed.
NAT (Network Address Translation): An Internet standard that enables a LAN to use one set of IP addresses for internal traffic and a second set of addresses for external traffic.
NIC (Network Interface Card): An expansion board inserted into a computer so the computer can be connected to a network.
Packet: A block of data that is transferred as a single unit; also called a frame or a block.
Packet Filtering: Discarding unwanted network traffic based on its originating address or its type.
PCI (Peripheral Component Intercon-
nect): A bus that is connected directly with the CPU.
PCMCIA (Personal Computer Memory
Card International Association) Card: A PC card suitable for several types of applica- tions.
Ping (Packet Internet Groper): An Internet utility used to determine whether a particular IP address is online.
Plug and Play: Hardware that, once installed ("plugged in"), can immediately be used ("played"), as opposed to hardware that requires manual configuration.
PoE (Power over Ethernet): A mechanism to send DC power to a device using a CAT5 Ethernet cable.
PPPoE
Protocol): A specification for connecting users on an ethernet line to the internet through a common broadband medium.
Protocol: A standard way of exchanging information between computers.
RADIUS (Remote Authentication Dial
In User Service): A server that issues authentication keys to clients.
RAM (Random Access Memory): Non
permanent memory.
Repeater Hub: A device that collects, strengthens and transmits information to all connected devices, allowing the network to be extended to accommodate additional workstations.
RC4:The encryption algorithm that is used in
WEP
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