Netgear RT311 User Manual download pdf (Page 140)

Reference Guide for the Model RT311 and RT314 Internet Access Gateway Routers

Glossary

LAN

See

local area network.

local area network

A communications network serving users within a limited geographical area,

such as one floor of a building, controlled by a network operating system and

using a transport protocol.

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.

MSB

See

Most Significant Bit or Most Significant Byte.

MRU

See

Maximum Receive Unit.

Maximum Receive

Unit

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

Most Significant Bit or

Most Significant Byte

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

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

number having the most value.

NAT

See

Network Address Translation.

netmask

A number that explains which part of an IP address comprises the network

address and which part is the host address on that network. It can be

expressed in dotted-decimal notation or as a number appended to the IP

address. For example, a 28-bit mask starting from the MSB can be shown as

255.255.255.192 or as /28 appended to the IP address.

Network Address

Translation

A technique by which several hosts share a single IP address for access to the

Internet.

PPP

See

Point-to-Point Protocol.

PPP over Ethernet

PPPoE. PPP over Ethernet is a protocol for connecting remote hosts to the

Internet over an always-on connection by simulating a dial-up connection.

PPTP

Point-to-Point Tunneling Protocol. A method for establishing a virtual private

network (VPN) by embedding Microsoft’s network protocol into Internet

packets.

PSTN

Public Switched Telephone Network.

packet

A block of information sent over a network. A packet typically contains a

source and destination network address, some protocol and length

information, a block of data, and a checksum.

Point-to-Point

Protocol

PPP. A protocol allowing a computer using TCP/IP to connect directly to the

Internet.

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Netgear RT311 User Manual Page 140

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