Glossary

CAD - Cisco Agent Desktop

CM - Call Manager

CSD - Cisco Supervisor Desktop

DID - Direct inward dialing

DN - Directory Number

EM -  Extension Mobility

IC - Intercom

IP - Internet Protocol

MAC Address - Media Access Control, a unique identifier assigned to network interfaces for communication on the physical network

MGCP - Media Gateway Control Protocol

NIC - Network Interface Card

NGTS  - Next Generation Telephony Solution

PRI - Primary Rate Interface

QOS - Quality of Service

RTP - Real-time Transport Protocol

SIP - Session Initiation Protocol

T.38  - allows transmission of fax over IP network in real time

UC - Unified Communications, voice, video, and other streaming media applications

VoIP - Voice over Internet Protocol