Sun Java System Messaging Server 6.3 Administration Guide Prerequisites

The IMAP IDLE feature relies on the Event Notification Service (ENS) to propagate notifications. To use IMAP IDLE, you must configure the following ENS components:

For information on configuring ENS for Messaging Server, see the Sun Java System Communications Services Event Notification Service Guide.

For information on configuring the iBiff notification plug-in, see B.1 Loading the ENS Publisher in Messaging Server.