Considerations and Requirements for Notifications in a Clustered Environment
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To ensure that documents are published exactly once, make sure the
Exactly once trigger property has
Detect duplicates and
Use history set to
True when configuring triggers for asynchronous notifications.
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For asynchronous listener notifications to work correctly, the
MsgID field in the MQHeader must be unique. Therefore, do not filter listeners on the
MsgID field.
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Make sure the asynchronous notification's associated publishable document type is publishable and is defined to a
Broker, not defined as local only. These properties are defined on the document type's
Publication Properties tab.