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List of terms

specified path connection

A connection that is created using a specified path.

speech activity detection (SAD)

A function performed by Nortel Multiservice Switch system when processing voice calls that saves bandwidth by not transmitting the silent portions of a conversation. Typical telephone conversations consist of 40 to 60 percent silence.

SPF

See shortest path first (SPF) (page 121).

SPI

See security parameter index (SPI) (page 118).

SPM

See signal processing module (SPM) (page 122).

spooled statistics

Statistics that are collected by the data collection system (DCS) from various applications. These statistics are used for network planning and engineering purposes.

SPVC

1See soft permanent virtual circuit (SPVC, soft PVC) (page 123).

2See switched permanent virtual circuit (SPVC) (page 129).

SPVP

1See soft permanent virtual path (SPVP, soft PVP) (page 124).

2See switched permanent virtual path (SPVP) (page 130).

SR

See service request (SR) (page 119).

Ssh

See Secure shell (Ssh) (page 118).

S-switched permanent virtual circuit (S-SPVC)

1A switched SPVC (S-SPVC) is a switched connection at a frame relay network-to-network interface (NNI) that enables connectivity across networks between configured SPVC endpoints (P-SPVCs).

2See also switched permanent virtual circuit (SPVC) (page 129).

Nortel Multiservice Switch 7400/15000/20000

Terminology

NN10600-005 7.2S1 Standard

PCR7.2 and up March 2006

Copyright © 2006, Nortel

Nortel Confidential

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Panasonic 15000 manual Spf, Spi, Spm, Spvp