Abbreviations and Glossary 75
Abbreviations and Glossary
GUI Graphical User Interface.
IP Internet Protocol:
Global standard that specifies the format of datagrams and the addressing scheme.
PDM Portable Device Manager:
Used for management of portables, editing of parameters and updating the portables
with new software.
SNMP Simple Network Management Protocol
VoIP Voice over Internet Protocol
VoWiFi Voice over Wireless Fidelity:
A wireless version of VoIP. Refers to IEEE 802.11a, 802.11b, 802.11g, or 802.11n net-
work.
WiFi Wireless Fidelity:
Used generically when referring of any type of 802.11 network.
WSG Wireless Service Gateway:
Module that enables wireless services to and from the handsets in a WLAN system. It
also includes the Device Manager.