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GLOSSARY
A
Alarm. A brief message that appears on your screen
when the Tenor CMS encounters a problem (i.e.,
failed interface). Alarms can be viewed through CLI
(see Command Line Interface) or a Telnet connec-
tion.
Auto Switching. If a network packet delay for an IP call
becomes unacceptable, the Tenor CMS will automat-
ically switch the call to PSTN.
B
Border Element. Provides access into or out of an admin-
istrative domain. The Tenor CMS has two types of
Border Elements: Primary and Secondary.
Bypass Number. A telephone number that is automati-
cally sent to the PSTN, without going VoIP.
C
CAS. Channel Associated Signaling. A form of circuit
switched signaling.
CCS. Common Channel Signaling. A form of signaling
that uses the D channel as the signal channel.
CDR. Call Detail Recording. A string of data which con-
tains call information such as call date and time, call
length, calling party and called party.
CDR Server. The server (or workstation) responsible for
receiving and processing CDRs as they are generat-
ed.
Chassis. A rack mountable unit which houses all WAN
cards, a system controller card, DSP cards, and pow-
er supplies.
CLI. See Command Line Interface.
CMS. Carrier MultiPath Switch. A high density VoIP
H.323 switch that digitizes voice and fax data and
transmits it over the IP network. Available in 14 slot,
8 slot, and 2 slot.
Command Line Interface (CLI). A configuration system
you use to configure and monitor the CMS unit via
telnet connection.
P/N 480-0005-00-15
Configuration Mode. A CLI module which enables you
to configure all functions in the CMS.
Console port. RS-232 connector on System Controller
card is used for connection to a PC's serial port via
DB-9 null modem cable.
CSU. Channel Service Unit. A component used to termi-
nate a digital circuit (i.e., T1 line) at a customer site.
D
Diagnostic Mode. A CLI module which provides a set of
utilities to perform diagnostic and testing procedures.
DS1 Card. A board inserted into the Tenor CMS to pro-
vide access to the network via T1 or E1 lines. Also in-
cludes a DSP (Digital Signal Processor) module.
DSP Resource Card. Digital Signal Processor card which
provides the required signal processing for the Tenor
CMS.
E
E1 WAN Card. A board inserted into the Tenor CMS to
provide access to the network via E1 lines.
ESD. Electrostatic Discharge occurs as a result of im-
properly handled electrostatic components. An ESD
Antistatic Strap must be used to prevent ESD.
Ethernet. A Local Area Network (LAN) data network
design that connects devices like computers, printers,
and terminals. It transmits data over twisted pair or
coaxial cable at speeds of 10 to 100 Mbps.
Ethernet port. A port on the System Controller card
which provides one RJ-45 jack for connection to a
10/100 Ethernet LAN switch or hub via RJ-45 cable.
Extranet. Communications with a source outside your
company.
F
Faceplate LEDs. Indicators on the front of all card to in-
dicate the status of the card.
Fan. Two system fans, accessible through the top swing
down panel on the front of the unit, are used to cool
the chassis.
G
Gatekeeper. See H.323 Gatekeeper.
Glossary-9
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