Other s – JVC SA-DV6000 User Manual
Page 42

68
Other
s
T
erminology
●
IP ad
dress
Identification number assigned to each computer that is connected to a network.
The address is used for communication between
network devices.
●
LAN (Local Area Netw
ork)
A
network structured within a relatively small range such as in a single building or an of
fice of a company
.
●
DHCP (Dynamic Host Contr
ol Pr
otocol)
Method of automatically assigning IP
address within a network. When a computer is connected to a network, the DHCP
server
automatically assigns the IP
address.
●
W
AN (Wide Area Netw
ork)
A
network structured within a wide area such as between the main of
fice of a company and its branch of
fices. Internet is also
generally referred to as W
AN.
●
Netmask
An IP
address has the following two roles: 1) address for identifying the network, and 2) address for identifying individual co
mputers.
Netmask is a 32-bit value that defines the number of bits of the IP
address to use for identifying the network.
●
Gate
wa
y
Hardware and software that translates dif
ferent types of protocols when a computer communicates with another computer outside t
he
network.
The gateway IP
address is referred to as the gateway address.
●
R
TP (Realtime
T
ranspor
t Pr
otocol)
Protocol to transmit in realtime digitalized video/audio data via a network.
●
R
TSP (Real
Time Streaming Pr
otocol)
Protocol to control realtime transmission of video/audio data via a network.
●
HTTP (Hyper
te
xt
T
ranspor
t Pr
otocol)
Protocol used when transferring HTML
(Hypertext Markup Language) files between WWW server and browser
.
●
Pr
otocol
A
set rule for a computer or communication device to perform communication over a network, etc.
●
IEEE802,11b
International standard for wireless LAN with maximum communication speed of 1
1Mbps.
●
Channel (wireless LAN)
Frequency range used by wireless LAN.
The same frequency must be set by two sides for proper communication.
If there is an access point, adapter
, etc., using the same band in the proximity
, there may be a hindrance in the communication
and
may reduce throughput or the quality of communication. When setting, check the settings of surrounding access points, etc., to
avoid
doubling.
●
ESS-ID (wireless LAN)
Network identification name used by wireless LAN.
The name is used to distinguish other wireless LAN devices.
●
Ad hoc mode (wireless LAN)
A
mode for direct communication without passing through an access point.
●
Infrastrucre (wireless LAN)
Form of communication via an access point.
→
O
VER
69
●
Encr
yption mode
Setting for encrypting the flow of data during wireless communication.
Following settings are available:
None
(Open
System):
No encryption. Setting will be unavailable and throughput will be improved. However
, there is the risk of in
for-
mation leakage.
40blt
WEP:
Encryption is performed using 40-blt encryption key
.
128blt:
Encryption is performed using 104-blt + 24-blt (1V) keys.
Although throughput will decline compared to Open
System, security of data will be improved.
●
Access point (wireless LAN)
Relay point for infrastructure communication. It can also serve as the relay point for cable LAN or wireless LAN.
●
ASF (Ad
v
anced Streaming Format)
Data streaming format developed by Microsoft Corporation (U.S.) for transmission of video and audio.
●
Host name
Name of a device (not limited to a computer but all connection devices with an IP
address) on a network.
●
Po
rt
number
Number used for detecting applications and service during
TCP/IP
communication.
●
TCP/IP
Abbreviation for
T
ransmission Control Protocol/Internet Protocol and is one of the protocols used during network connection.
●
UDP
Dif
ferent from
TCP
, UDP
is a low-level protocol that does not perform receive checks. In some cases, missing and distorted imag
es
may occur due to packet loss.
Other
s
T
erminology