Chenbro Wireless LAN PC Card 11Mbps User Manual

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Fragmentation- Breaking a packet into smaller units when transmitting over a
network medium that cannot support the original size of the packet.

Infrastructure- An integrated wireless and wired LAN is called an infrastructure
configuration.

IRQ- Interrupt ReQuest, A hardware interrupt on a PC. There are 16 IRQ lines
used to signal the CPU that peripheral event has started or terminated. In most
cases, two devices cannot use the same line.

PCMCIA- Personal Computer Memory Card International Association, which
develops standards for PC cards, formerly known as PCMCIA cards, are available
in three types which are about the same length and width as credit cards, but
range in thickness from 3.3mm(Type I), 5.0mm(Type II), to 10.5mm(Type III).
These cards can be used for many functions, including memory storage, as
landline modems and as wireless LAN.

Roaming- A function that allow one to travel with a mobile end system (wireless
LAN mobile station, for example) through the territory of domain(an ESS, for
example) while continuously connecting to the infrastructure.

RTS- Request to Send, An RS-232 signal sent from the transmitting station to the
receiving station requesting permission to transmit.

Throughput- The amount of data moved successfully from one place to another
in a given time period.

Tx Rate- Transmission Rate.

WEP- Wired Equivalent Privacy, A data privacy mechanism based on a 64-bit or
128-bit shared key algorithm, as described in IEEE 802.11 standard.

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