Presence and Presence-enabled Applications and Services

Presence for Telecom Applications
This publication answers all the key questions including:
What is "presence"?
How is "availability"? related to preference?
How is presence information obtained?
How is presence information managed?
What are the preference and privacy issues?
What are the key vendors for presence middleware?
What are the consuming applications for presence?
How does presence fit within the IMS framework?
What are the presence standards and standards bodies?
Presence-enabled Phone Book
The Killer IMS Application
An "Active Phone Book" is one that is dynamically updated based on personalized preferences and presence of individuals that are linked to the user within a community of interest. This is one of the first true "killer" IMS applications.