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List of terms
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
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 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
1A type of implementation scheme that uses a single optical interface card to provide SONET or SDH line automatic protection switching.
2See automatic protection switching (APS) (page 15).
single-hop BGP
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.
Nortel Multiservice Switch 7400/15000/20000
Terminology
PCR7.2 and up March 2006
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