Reference Manual for the Model RP614 Web Safe Router
2Glossary
IP See InternetProtocol.
IPAddress Af our-bytenumber uniquely defining each host on the Internet. Ranges of
addressesare assigned by Internic, an organization formed for this purpose.
Usually written in dotted-decimal notation with periods separating the bytes
(forexample, 134.177.244.57).
IPSec InternetProtocol Security. IPSec is a series of guidelines for securing private
information transmitted over public networks. IPSec is a VPN method
providinga higher level of security than PPTP.
ISP Internetservice provider.
InternetProtocol Themain internetworking protocol used in the Internet. Used in conjunction
withthe Transfer Control Protocol (TCP) to form TCP/IP.
LAN See local area network.
localarea network LAN.A communications network serving users within a limited area, such as
one floor of a building. A LAN typically connects multiple personal
computersand shared network devices such as storage and printers. Although
manytechnologies exist to implement a LAN, Ethernet is the most common
forconnecting personal computers.
MACaddress MediaAccess Control address. A unique 48-bit hardware address assigned to
every Ethernet node.Us uallywr itten inthe form 01:23:45:6 7:89:ab.
Mbps Megabits per second.
MSB See Most Significant Bitor MostSignificant Byte.
MRU See Maximum Receive Unit.
MaximumReceive
Unit Thesize in bytes of the largest packet that can be sent or received.
MostSignificant Bit or
MostSignificant Byte Theportion of a number, address, or field that is farthest left when written as a
singlenumber in conventional hexadecimal ordinary notation. The part of the
number having the most value.
NAT SeeNetwor k Address Translation.
netmask Anumber that explains which part of an IP address comprises the network
addressand which part is the host address on that network. It can be
expressedin 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
255.255.255.192or as /28 appended to the IP address.