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

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

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.

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

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

Translation

Internet.

PPP

See Point-to-Point Protocol.

PPPover 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

packet

Public Switched Telephone Network.

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

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

Protocol

Internet.

 

 

2

Glossary

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NETGEAR RT314, RT311 manual Or as /28 appended to the IP address, Glossary