Introduction; Abbreviations And Glossary - ASCOM VoWiFi System System Description

System Description
Ascom VoWiFi System
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Introduction

The Ascom Voice over Wireless Fidelity (VoWiFi) system provides wireless IP telephony,
messaging and alarm functions to enterprise LANs. Using third-party WLAN products as well
as in-house developed hardware and software, the system enables data and voice
transmission together with seamless roaming.
This document gives a general description of the Ascom VoWiFi solution. It briefly describes
WLAN and VoWiFi technologies and standards.
Location Server
Presence
Management
System
Figure 1. VoWIFI overview
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Abbreviations and Glossary

AES
AP
BPSK
BSS
CAC
CCKM
CCMP
CCX
Controller
DFS
DTIM
EAP
EAP-FAST
13 December 2010 / Ver. F
Figure 1.
Controller
LAN
IP-PBX
required equipment
optional equipment
Advanced Encryption Standard
Access Point:
a radio transceiver providing LAN connection to wireless devices.
Binary Phase-Shift Keying
Basic Service Set
Call Admission Control
Cisco Centralized Key Management
Counter Mode Cipher Block Chaining-Message Authentication Code
(CBC-MAC) protocol
Cisco Compatible Extensions
a Controller delivers Wireless LAN services over an existing Ethernet or
IP infrastructure.
Dynamic Frequency Selection
Delivery Traffic Indication Message
Extensible Authentication Protocol
EAP-Flexible Authentication via Secured Tunnel
Access Point
IMS2/
Unite CM
Unite System
TD 92313GB
VoWiFi Handsets
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