Alcatel-Lucent 1643 AMS User's Operation Manual page 685

Glossary
CCS
Common Channel Signaling
CEPT
Conférence Européenne des Administrations des Postes et des Télécommunications
Channel
A sub-unit of transmission capacity within a defined higher level of transmission
capacity, for example, a CEPT-4 (140 Mbit/s) within a 565 Mbit fiber system.
CIR
Committed Information Rate
Circuit
A combination of two transmission channels that permits bidirectional transmission of
signals between two points to support a single communication.
CIT
Craft Interface Terminal
Clear Channel (Cl. Ch.)
A provisionable mode for the 34 and 140 Mbit/s tributary outputs that causes parity
violations not to be monitored or corrected before the 34 and 140 Mbit/s outputs are
encoded.
Client
Computer in a computer network that generally offers a user interface to a server. See
also Server.
CMI
Coded Mark Inversion
CO
Central Office
Co-resident
A hardware configuration where the ITM-SC and ITM-NM applications can be
independently active at the same time on the same hardware and software platform
without interfering with each other's functioning.
Common Object Request Broker Architecture (CORBA)
CORBA allows applications to communicate with one another no matter where they are
located or who has designed them.
Concatenation
A procedure whereby a multiplicity of Virtual Containers are associated with each other
with the result that their combined capacity can be used as a single container across
which bit-sequence integrity is maintained.
Configuration Management (CM)
Subsystem of the ITM-SC that, among other things, configures the network and
processes messages from the network.
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365-312-807R7.2
Issue 4, May 2007
Alcatel-Lucent - Proprietary
See notice on first page
GL-5