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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
signal processing module (SPM)
A hardware module on the voice services function processor that processes
signaling information.
simple network management protocol (SNMP)
A multivendor standard network management protocol that polls components
in the network, typically over an IP-based network. The protocol data units are
encoded in ASN.1. SNMP concentrates primarily on the observation and
control of the network. It is defined by RFC 1157 and RFC 1213.
single bus mode
A configuration in which only one backplane bus is available to carry cells
between operational cards. The other bus has been taken out of service.
single-ended accounting
Accounting records are generated at only one end of the connection with no
feedback from the other end. This option is available for frame relay and ATM
accounting features. SingleEnd is another term for a single-ended accounting
record for ATM accounting. Due to the lossy nature of ATM networks, double-
ended accounting is recommended for ATM accounting.
single fabric mode
A configuration in which only one backplane fabric card is available to carry
cells between operational cards. The other fabric card has been taken out of
service.
single-FP line APS
1 A type of implementation scheme that uses a single optical interface card
to provide SONET or SDH line automatic protection switching.
2 See automatic protection switching (APS) (page 15).
single-hop BGP
Single-hop border gateway protocol (BGP) refers to a BGP connection
established between peers that are directly connected. See also
external
border gateway protocol (EBGP) (page 51) and internal border gateway
protocol (IBGP) (page 66).
single-mode (SM)
Optical fiber that is capable of propagating light signals of only one
wavelength.
single party node
A network node where the connection is only used for the information flow to/
from a single party of a call.