VoIP Terminologies

May 27, 2007 at 8:20 pm | Posted in VoIP | Leave a comment

MLTS – Multiline Telephone System
PSAP – Public Safety Answering Point
LEC – Local Exchange Carrier
ANI – Automatic Number Identification
ALI – Automatic Location Identification

Dynamic ANI: ISDN-PRI, and CAMA
CAMA – Centralized Automatic Message Accounting
CPN – Calling Party Number

Static ANI: POTS line
ERL – Emergencey Response Location
AMIS – Audio Messaging Interchange Specification
SMDI – Station Message Detail Interface – the interface whereby a voice-mail system notifies a PBX to turn on/off the

message waiting indicator.

VAD – Voice Activity Detection
SID – Silence Insertion Descriptor

Network Alternate Route Selection (NARS, UDP, CDP)
RAS – Registration, Admission, and Status (RAS) H.225

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