Reference Manual for the Model DG824M Wireless ADSL Modem Gateway

Dynamic Host

DHCP. An Ethernet protocol specifying how a centralized DHCP server can

Configuration

assign network configuration information to multiple DHCP clients. The

Protocol

assigned information includes IP addresses, DNS addresses, and gateway

 

(router) addresses.

Gateway

A local device, usually a router, that connects hosts on a local network to other

 

networks.

IP

See Internet Protocol.

IP Address

A four-byte number uniquely defining each host on the Internet. Ranges of

 

addresses are assigned by Internic, an organization formed for this purpose.

 

Usually written in dotted-decimal notation with periods separating the bytes

 

(for example, 134.177.244.57).

IPSec

Internet Protocol Security. IPSec is a series of guidelines for securing private

 

information transmitted over public networks. IPSec is a VPN method

 

providing a higher level of security than PPTP.

ISP

Internet service provider.

Internet Protocol

The main internetworking protocol used in the Internet. Used in conjunction

 

with the Transfer Control Protocol (TCP) to form TCP/IP.

LAN

See local area network.

local area network

LAN. A communications network serving users within a limited area, such as

 

one floor of a building. A LAN typically connects multiple personal

 

computers and shared network devices such as storage and printers. Although

 

many technologies exist to implement a LAN, Ethernet is the most common

 

for connecting personal computers.

MAC address

Media Access Control address. A unique 48-bit hardware address assigned to

 

every Ethernet node. Usually written in the form 01:23:45:67:89:ab.

Mbps

Megabits per second.

MSB

See Most Significant Bit or Most Significant Byte.

MTU

See Maximum Transmission Unit.

Maximum Transmit

The size in bytes of the largest packet that can be sent or received.

Unit

 

Most Significant Bit or

The portion of a number, address, or field that is farthest left when written as a

Most Significant Byte

single number in conventional hexadecimal ordinary notation. The part of the

 

number having the most value.

 

 

2

Glossary

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NETGEAR DG824M manual Router addresses