Cisco CTS-3010 Administration Manual page 418

Glossary
System information icons that may be displayed on the Cisco TelePresence System (CTS) display
display screen icon
screen. System information includes call connection status alerts, meeting alerts, and maintenance
alerts.
Digital Media Player. On the CTS 500, there is an extra input connector on the display. This extra input
DMP
connector is for the Digital Media Player.
Directory number.
DN
Domain Name System. System used on the Internet for translating names of network nodes into
DNS
addresses.
Differentiated Services Code Point. A field in the header of IP packets for packet classification
DSCP
purposes.
F
A lamp that uses electricity to excite mercury vapor in a gas that results in an energy that produces
fluorescent lamp
short-wave ultraviolet light. This light then causes a phosphor to fluoresce, producing visible light.
Transmission of data in two directions simultaneously.
full duplex mode
G
Gradual Decoder Refresh. Method of gradually refreshing the picture over a number of frames, giving
GDR
a smoother, less bursty bitstream. See also
GNU zip. Software application used for file compression.
gzip
H
A standard for video compression. See also
H.264/MPEG-4 AVC
Transmission of data in one direction at a time.
half duplex mode
High definition display.
HD
I
Internet Architecture Board. The IAB is chartered both as a committee of the Internet Engineering Task
IAB
Force (IETF) and as an advisory body of the Internet Society (ISOC). Its responsibilities include
architectural oversight of IETF activities, Internet Standards Process oversight and appeal, and the
appointment of the
parameter registries.
Cisco TelePresence System Release 1.6 Administration Guide
GL-2
IDR
MPEG-4 AVC
RFC Editor. The IAB is also responsible for the management of the IETF protocol
and Initialization frames.
and IDR.
OL-13676-05