11. Glossary
AirLive Traveler 3G User’s Manual
122
outer:
A router is an intelligent network device that forwards packets between different
ask, which may be a part of the TCP/IP information provided by
our ISP, is a set of four numbers (e.g. 255.255.255.0) configured like an IP address. It is
d to create IP address numbers used only within a particular network (as opposed to
Protocol (UDP). TCP/IP is the standard protocol for data transmission over the
th TCP and UDP are transport layer protocol. TCP performs proper error
n and
rec
y, and thus is reliable. UDP on the other hand is not reliable.
th run
of
IP (Internet Protocol), a network layer protocol.
ide A
etw
network that connects computers located in geographically
buildings, cities, countries). The Internet is a wide area
.
ased m
em
Graphical User Interface (GUI):
Many devices support a
based on the web browser. This means the user can use the
Netsca
Mi
Internet Explorer to Control/configure or monitor the device
Protocol:
A protocol is a set of rules for interaction agreed upon between multiple parties
so that when they interface with each other based on such a protocol, the interpretation of
their behavior is well defined and can be made objectively, without confusion or
misunderstanding.
R
networks based on network layer address information such as IP addresses.
Subnet Mask:
A subnet m
y
use
valid IP address numbers recognized by the Internet, which must be assigned by InterNIC).
TCP/IP, UDP: Transmission Control Protocol/Internet Protocol (TCP/IP) and Unreliable
Datagram
Internet. Bo
detectio
They bo
error
on top
over
the
WAN:
W
rea N
ork. A
separate areas (e.g. different
network
Web-b
graphical user interface that is
anag
ent
familiar
pe or
crosoft
being managed.
