Instruction manual
About this document
1-4 Issue 9 May 2003
How this guide is organized
The Avaya™ Toll Fraud and Security Handbook has the following chapters:
Chapter 1: About this 
document
Describes the scope, intended audience, and 
contents of this handbook. Contains Avaya’s 
Statement of Direction. Also defines Avaya’s and 
the customer’s roles and responsibilities.
Chapter 2
: Introduction Provides a background for toll fraud.
Chapter 3
: IP security Provides a summary of toll fraud security issues 
that are introduced in a converged voice and data 
network environment.
Chapter 4
: Security 
risks
Discusses the major areas in which customer 
premises equipment-based systems are vulnerable, 
and introduces available security measures.
Chapter 5
: Large 
business 
communications 
systems
Provides information on protecting the DEFINITY 
ECS Release 5 and later, DEFINITY 
Communications System Generic 1, Generic 2, and 
Generic 3, System 75, and System 85. Details how 
Remote Access is vulnerable to toll fraud, explains 
numerous system security features, and provides 
detailed procedures.
Chapter 6
: Small 
business 
communications 
systems
Provides information on protecting the MERLIN II, 
MERLIN LEGEND, MERLIN Plus, PARTNER II, 
PARTNER Plus, and System 25 communications 
systems. Details product features that are 
vulnerable to toll fraud, such as Remote Access 
and Remote Call Forwarding, and recommends 
security measures.
Chapter 7
: Voice 
messaging systems
Provides information on protecting voice messaging 
systems. Explains the tools available and 
recommends security measures.
Chapter 8
: Automated 
attendant
Provides information on protecting automated 
attendant systems. Explains the features available 
and recommends security measures.
Chapter 9
: Other 
products and services
Provides information to protect other Avaya 
products and services from toll fraud.
Chapter 10: Call routing Details call flow through a customer premises 
equipment-based system.
Chapter 11: Blocking 
calls
Provides procedures for blocking calls to common 
toll fraud destinations.










