User's Manual

Nortel Networks Confidential

Overview

How this chapter is organized

The SIP Application Module Overview contains the following

subsections:

• “Overview” on page 4

— Functional description

— Network configuration

— Interfaces

—Protocols

• “Hardware” on page 11

• “Services and features” on page 11

— “Routing and Translation services” on page 12

— “Interworking services” on page 16

— “Service package enforcement” on page 17

— “Authentication services” on page 17

— “Network/Address Hiding service” on page 19

— “911 Notification support” on page 21

— “Instant Messaging” on page 22

— “Presence” on page 22

— “Voicemail server interoperability and MWI” on page 22

— “Registration—static and dynamic” on page 24

— “Network address book” on page 25

— “Overload control” on page 25

— “Reliability and fault tolerance” on page 26

• “OAM&P strategy” on page 28