# Event Reason Property Values

Event Reason Property Values
Event Reason Value | Description
--- | ---
`backup_connected` | The fault-tolerant standby server has connected.
`backup_disconnected` | The fault-tolerant standby server has disconnected.
`bridge` | Message posted to destination as result of bridging.
`closed` | Connection was closed.
`consumer` | For message monitoring, this value signifies a message was sent or acknowledged by a consumer. For all other cases, this value signifies a dynamic topic or queue created for a consumer.
`cycle` | Cyclic route created.
`disabled` | Feature not enabled.
discarded | The oldest message on the destination has been discarded to make room for a new message. This occurs when overflowPolicy=discardOld is set on the destination and either the maxmsgs and/or maxbytes limit set for the destination has been exceeded.
`duplicate` | Duplicate, such as route, global queue or topic.
`error` | Connection disconnected due to error.
`exceeded` | Limit exceeded.
`expired` | Message has been expired by the server.
`export` | Message exported to a transport.
`import` | Message imported from a transport.
`invalid_name` | Name not valid, such as route name.
`invalid_password` | Invalid password provided.
`maxredelivery_exceeded` | Message has exceeded the maxRedelivery count for the queue.
`new_connection` | A new connection was established to the server.
`not_authorized` | Not authorized to perform action.
`not_connected` | Could not establish connection.
`not_found` | Something was expected, but not found.
`producer` | For message monitoring, this value signifies a message was posted by a producer. For all other cases, this value signifies a dynamic topic or queue created for a producer.
`reconnected_connection` | The connection to the server has been reestablished.
`reconnect_unknown` | Connection unknown.
`rotatelog` | Log file rotated.
`route` | For message monitoring, this value signifies a message was sent or received from a route. For all other cases, this value signifies a dynamic topic or queue created for a route.
`shutdown` | Server was shut down.
`standby` | Server in standby mode.
`subscribed` | Successful subscription request.
`terminated` | Connection was terminated.

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