Motorola WPS870G User Manual download pdf (Page 109)

WPS870G User Guide

PAGE 102

MTU

The Maximum Transmission Unit is the largest amount of data

that can be transmitted in one discrete message on a given

physical network. The MTU places an upper bound limit on the

size of a message that can be transferred by the network in a

single frame. Messages exceeding the MTU must be fragmented

before transmission, and reassembled at the destination.

Multicast

A data transmission sent from one sender to multiple receivers.

See also broadcast and unicast.

NAT

Network Address Translation is an Internet standard for a LAN to

use one set of IP addresses for internal traffic and a second set

of IP addresses for external traffic. NAT provides some security

because the IP addresses of LAN computers are invisible on the

Internet.

Network

Two or more computers connected to communicate with each

other. Networks have traditionally been connected using some

kind of wiring.

NIC

A Network Interface Card converts computer data to serial data in

a packet format that it sends over the LAN. A NIC is installed in

an expansion slot or can be built-in. Every Ethernet NIC has a

MAC address permanently saved in its ROM.

Packet

The unit of data that is routed between the sender and

destination on the Internet or other packet-switched network.

PCMCIA

The Personal Computer Memory Card International Association

sets international standards for connecting peripherals to portable

computers. Laptop computers typically have a PCMCIA slot that

can hold one or two PC Cards to provide features such as

Ethernet connectivity.

PING

A network utility that tests host reachability by sending a small

packet to the host and waiting for a reply. If you PING a computer

IP address and receive a reply, you know the computer is

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Motorola WPS870G User Manual Page 109