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Glossary
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S8100 Installation and Upgrades 397
November 2003
minor alarm
An indication of a failure that could affect customer service. Minor alarms are automatically
displayed on LEDs on the attendant console and maintenance or alarming circuit pack, sent to the
alarm log, and reported to a remote maintenance facility, if applicable.
modem
A device that converts digital data signals to analog signals for transmission over telephone circuits.
The analog signals are converted back to the original digital data signals by another modem at the
other end of the circuit. (MOdulator-DEModulator)
multileg cable, also called an octopus cable or a splitter cable
Processor interface cable.
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NFAS
See Nonfacility-associated signaling (NFAS)
.
node
A switching or control point for a network. Nodes are either tandem (they receive signals and pass
them on) or terminal (they originate or terminate a transmission path).
No-license error mode in DEFINITY
S8100 will run in Admin Mode only. You must determine the cause of inconsistency between the
license and S8100 and obtain and install a valid license.
Nonfacility-associated signaling (NFAS)
A method that allows multiple T1 and/or E1 facilities to share a single D channel to form an ISDN-
PRI. If D-channel backup is not used, one facility is configured with a D channel, and the other
facilities that share the D channel are configured without D channels. If D-channel backup is used,
two facilities are configured to have D channels (one D channel on each facility), and the other
facilities that share the D channels are configured without D channels.
NT operating system
The Windows 32-bit operating system engineered by Microsoft. NT Servers provided centralized
security, fault tolerance and additional connectivity while managing NT Workstations over a network.
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Oryx API (OAPI)
Terminates the Oryx calls from the DEFINITY application and converts them to Windows NT
primitives. Provides information through optical calls (for example, time of day and RYON board
serial number) and supports the DEFINITY SAT interface.
OSS
Operations Support System.
OSSI
Operational Support System Interface.
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Product Activation System (PAS)
The process of creating and installing license files, password files, ASG keys, Maestro records, and
partial registration for S8100 with G600 or CMC1.