The purpose of this chapter is to better understand what Presence Federation is and how to leverage it with a Cisco-to-Cisco Solution and Cisco-to-Microsoft.
To understanding Federation, you first need to know what Presence is.
Presence provides the ability to detect the electronic presence of other users who are connected to the Internet through a PC or mobile device and what state of availability they are currently at in real time.
Presence services are commonly provided through applications such as Instant Messaging (IM) clients or through the web with Cisco Webex Connect or Facebook, or many others that have the same type of features.
In IM, federated IM networks are ...