User guide

TD 92422GB
18 February 2010 / Ver. E
System Planning
Ascom IP-DECT System
1
1 Introduction
This document gives a description on how to plan the Ascom IP-DECT system. The Ascom
IP-DECT system is an IP based cordless telephony and messaging system for connection to
private telephone exchanges.
The Ascom IP-DECT system supports the DECT standard which gives a full integration of
messaging and voice functions. The Ascom IP-DECT system can be integrated with
external applications such as different alarm systems, networks and e-mail. This gives
features such as; messages to handset, alarm from handset, message acknowledgement,
and absent handling.
1.1 Abbreviations
1.2 Glossary
DECT Digital Enhanced Cordless Telecommunications:
global standard for cordless telecommunication.
GoS Grade of Services:
IP Internet Protocol:
global standard that defines how to send data from one computer to
another through the Internet
IPBS IP-DECT Base Station
IPBL IP-DECT Gateway
LAN Local Area Network:
a group of computers and associated devices that share a common
communication line.
PBX Private Branch Exchange:
telephone system within an enterprise that switches calls between local
lines and allows all users to share a certain number of external lines.
RFP Radio Fixed Part. DECT base station part of the DECT Infrastructure.
Legacy DECT base station connected to an IPBL or the local RFP part in an
IPBS.
QoS Quality of Service
VoIP Voice over Internet Protocol
Cell A cell is the radio coverage area of a base station.
Roaming The procedure of moving the Portable Device from one IPBS/IPBL to
another and still be able to place outgoing and receive incoming calls.
External
Handover
The procedure of moving an active call from one IPBS/IPBL to another.
System ID System ID in the Pari Master defines the sync domain and handover
domain. Within the coverage area, the System ID must be unique from
other Ascom IP-DECT systems.
Master ID Master ID must be unique for each Master in a system. The Standby
Master must have the same id as the Master.
RFPI The RFPI, Radio Fixed Part Identity, is the broadcast identity which uniquely
identifies a RFP geographically.