Instruction manual

Contents
14 Issue 9 May 2003
■ PARTNER Plus Communications System 6-61
■ System 25 6-62
Protecting remote access 6-62
Security tips 6-63
Protecting remote system administration 6-63
Security tips 6-64
7 Voice messaging systems 7-1
■ Protecting voice messaging systems 7-2
Security tips 7-3
■ Communication Manager, MultiVantage Software,
DEFINITY ECS, DEFINITY communications systems,
System 75,and System 85 7-4
Tools that prevent unauthorized calls 7-5
Facility restriction levels 7-6
Station-to-trunk restrictions 7-6
Class of restriction 7-7
Class of service 7-7
Toll analysis 7-7
Security measures in the PBX 7-8
Limit voice mail to internal calling 7-8
Restrict the outside calling area 7-8
Allow calling only to specified numbers 7-10
Detecting voice mail fraud 7-12
Call detail recording and / station message
detail recording 7-13
Call Traffic report 7-14
Trunk Group report 7-14
SAT, Manager I, and G3-MT reporting 7-14
ARS measurement selection 7-15
Automatic circuit assurance 7-15
Busy verification 7-16
Protecting the AUDIX, DEFINITY AUDIX, and
Avaya INTUITY voice mail systems 7-16