Cisco Networking Simplified, Second Edition

Chapter . Presence and Location-Aware Services

I Sense a Presence

One of the challenges with having so many communications options is that it is sometimes difficult to know which forms of communication are available to the person you want to call, at what times, and at what contact numbers. And if multiple types are available, which do they prefer to be reached with?

Presence is about providing an integrated way for people to manage their different forms of communication. Using such information as which forms of communication can be handled by the endpoint device currently being used, what network resources the person has at his current location, and what the recipient’s communication preferences are, presence helps connect people in the most productive ...