bkglos.fm
A31003-S2000-M102-3-76A9, 08/07/2009
Asterisk - OpenStage Family, Administration Manual
X-3
Nur für den internen Gebrauch
Glossary
H
HTTP
H
yper
t
ext
T
ransfer
P
rotocol. A standard protocol for data transfer in ->IP networks.
I
IP
I
nternet
P
rotocol. A data-oriented network layer protocol used for transferring data across
a packet-switched internetwork. Within this network layer, reliability is not guaranteed.
IP address
The unique address of a terminal device in the network. It consists of four number blocks
of 0 to 255 each, separated by a point.
J
Jitter
Latency fluctuations in the data transmission resulting in distorted sound.
L
LAN
L
ocal
A
rea
N
etwork. A computer network covering a local area, like an office, or group of
buildings.
Layer 2
2nd layer (Data Link Layer) of the 7-layer OSI model for describing data transmission inter-
faces.
Layer 3
3rd layer (Network Layer) of the 7-layer OSI model for describing the data transmission in-
terfaces.
LCD
L
iquid
C
rystal
D
isplay. Display of numbers, text or graphics with the help of liquid crystal
technology.
LDAP
L
ightweight
D
irectory
A
ccess
P
rotocol. Simplified protocol for accessing standardized di-
rectory systems, e.g., a company telephone directory.
LED
L
ight
E
mitting
D
iode. Cold light illumination in different colours at low power consumption.