Panasonic 15000 User Manual

Page 31

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List of terms

Nortel Multiservice Switch 7400/15000/20000

Terminology

NN10600-005 7.2S1 Standard

PCR7.2 and up March 2006

Copyright © 2006, Nortel

Nortel Confidential

common part convergence sublayer (CPCS)

A sublayer of the AAL-5 layer.

common queuing

An ATM queuing structure in which traffic from two or more connections is
placed on a single queue during node congestion. Traffic is processed in
round-robin fashion within the common queue. Compare with

PHB

(page 101)

.

common transmit clock (CTC) mode

An IMA configuration in which the same transmit clock is used for all physical
links in the IMA group. This configuration contrasts with independent transmit
clock (ITC) mode.

community of interest (COI)

The source and destination of communications traffic. Two common COIs
referred to are as follows:

1

A local COI refers to the traffic entering on access ports of a Nortel
Multiservice Switch node that is destined for another port on the same
node.

2

A network COI refers to a matrix of inter-node traffic in the network. For
each node in a network, the matrix has an entry for the volume of data
originating from that node and terminating on the other nodes in the
network.

component

Used by the network operator or administrator to control Nortel Multiservice
Switch software, hardware, capabilities, and access services. Each
component represents some part of the Multiservice Switch network—a
service, a piece of software, or a physical hardware element. Standardized
and organized in a highly structured fashion, components provide the model
for operator interaction with Multiservice Switch. All commands for
provisioning, monitoring, and maintenance are addressed to components.

component administration system (CAS)

The command and control system that processes network management
requests by passing them to the appropriate components for action and
returns the results to the source of the request. CAS also provisions and
creates components on the Nortel Multiservice Switch node. In addition, when
working with the network management interface system (NMIS), CAS
provides the provisioning view for external network management systems.

component description language (CDL)

A proprietary data modeling language for Passport managed objects. CDL is
encoded within FrameMaker .cdf files or ASCII .cdl files.

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