Glossary

HA

High Availability

IVR

Interactive Voice Response

Message Peering

Message peering allows communication between service hosts using Transmission Control Protocol (TCP). A message peer is a service host that communicates with another service host.

NIU

operations, administration, main

OAMP

Operations, Administration, Maintenance, and Provisioning

PAC

Plug-In Action Component

Service Agent

A service agent is any entity that can be monitored or managed using the Console. Service agents can be applications, media servers, or message peers.

Service Host

A service host is a server on which service agents reside.

SG

Signaling Gateway is a network component responsible for transferring signaling messages between network components that communicate using different protocols and transports. For example, from SS7 to IP.

SGP

The Signaling Gateway Process is the physical gateway that provides interconnection of IP signaling to SS7 Network signaling over SS7 (T1/ E1) links using SIGTRAN.

SIGTRAN

Signaling Transport protocols

SIP

Session Initiation Protocol

SNMP

Simple Network Management Protocol

TCP

Transmission Control Protocol

UDP

User Datagram Protocol

XTML

Extensible Telephony Markup Language