Network Parameter Download; Supported Third-Party Products; Wlan Planning And Deployment For Ascom Vowifi System - ASCOM VoWiFi System System Description

System Description
Ascom VoWiFi System
Note: The authentication method is dependent on the security level set for the system. The
VoWiFi Handsets can be used in systems with no security, as well as in systems with WPA-
PSK security.
IP-PBX
Figure 10. Association and Authentication
4.4

Network Parameter Download

Network parameters, such as ESSID, must be defined in the VoWiFi Handset to enable
network access. Parameters are loaded to the VoWiFi Handset from the PDM. For the Ascom
VoWiFi Handset it is also possible to set the parameters directly on the VoWiFi Handset.
4.5

Supported Third-Party Products

APs, Controller and authentication server are examples of third-party products required
when setting up the WLAN infrastructure. The Ascom developed products are designed to
work in WLANs provided by different vendors, for example, Cisco.
4.6

WLAN Planning and Deployment for Ascom VoWiFi System

Each AP provides radio access within a pre-defined area called a cell. To enable seamless
roaming for the mobile devices, cell planning is of most importance when deploying the
WLAN. Refer to the documentation from the WLAN supplier and System Planning, Ascom
VoWiFi System, TD 92408EN.
7 September 2011 / Ver. G
PDM IMS3/
Unite CM
VoIP Gateway
PBX
8. Figure
Controller RADIUS
Server
AP
AP
VoWiFi Handset
TD 92313EN
IP Backbone / LAN
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