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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
timer-mode accounting
When TODA is disabled, an accounting record is generated every 12 hours for
each connection.
TM
See traffic management (TM) (page 135).
TMS
See Time Management System (TMS) (page 133).
TODA
See time-of-day accounting (TODA) (page 133).
topology maintenance
A software system that performs network topology discovery and
maintenance for the Nortel Multiservice Switch node.
topology region
A group of interconnected Nortel Multiservice Switch nodes that share
topological routing information.
topology database
The database that describes the topology of the entire PNNI routing domain
as seen by a node. Each node that participates in a PNNI network maintains
a topology database.
topology metric
A generic term that refers to either a link metric or a nodal metric.
tos
See type of service (page 137).
TPID
See tag protocol identifier (TPID) (page 132).
TPT
See tandem pass through (TPT) (page 132).
trace connection
A new signaling message used by the trace source node to initiate the
connection trace feature.
trace connection acknowledge
A new signalling message used by the trace destination node to acknowledge
the trace connection message.