Messages have a quality of service attribute that specifies the reliability of message delivery. You can select a reliability to suit your requirements for assured delivery, and system performance.
The administrator can specify the reliability setting on bus destinations, or the reliability can be specified by individual producers (typically under application control through an API call). The administrator can specify whether the default reliability for the destination can be overridden by a producer, and the maximum reliability that attached producers can request.
To browse or change the message reliability setting of a destination, use the administrative console to complete the following steps: