What is EAB/presence provisioned ?

EAB (Enterprise Address Book) presence provisioned refers to the process of setting up and configuring the presence information for contacts in an enterprise address book. This allows users to see the availability status of their contacts, such as whether they are online, offline, busy, or away. Presence provisioning typically involves integrating with a communication system or platform, such as a VoIP system or instant messaging service, to enable real-time presence updates for users within the organization.