Glossary
GL-5
Cisco TelePresence System Release 1.6 Administration Guide
OL-13676-05
S
screen resolution
The fineness of detail that can be presented in the image on the plasma display.
SD
Standard definition display.
secondary codec
Codecs that assist the primary codec in the large Cisco TelePresence 3000/3200 systems. Secondary
codecs process audio and video signals and send them to the primary codec, which multiplexes the
signals into separate, single RTP streams.
single system
A Cisco TelePresence 1000 system featuring a single display.
SIP
Session Initiation Protocol. Protocol designed to signal the setup of voice and multimedia calls over IP
networks.
SNMP
Simple Network Management Protocol. Network management protocol used almost exclusively in
TCP/IP networks as a means to monitor and control network devices, and to manage configurations,
statistics collection, performance, and security.
spirit level
Spirit level or bubble level is an instrument designed to indicate whether a surface is level or plumb. A
spirit level is included with the CTS 1300 camera kit.
Sysop
System Operation (sysop) Logs. Sysop messages describe system activity. Some messages can help you
identify and resolve system operation problems. These messages are available to the user.
Syslog
System Logs (syslog). Debugging logs that are collected from your system and used by Cisco technical
response to diagnose and resolve issues. These messages are not ordinarily seen by the user.
T
trap
An SNMP trap is a message which is initiated by a network element and sent to the network
management system.
triple system
A Cisco TelePresence (CTS) 3000 or CTS 3200 system featuring three displays.
TFTP
Trivial File Transfer Protocol. Simplified version of FTP that allows files to be transferred from one
computer to another over a network, usually without the use of client authentication (for example,
username and password).
U
UDI
Unique device identification.
V