The event is generated when the Broker detects if a component's communications state has changed.

The conditions in which the event is generated include:

Field Name	Description
eventCategory	Exception
eventSeverity	Warning
eventTopic	Component
eventType	304
(Source Fields)	Component whose communicate state changed.
(Reporter Fields)	Universal Broker that started the component.

Field Name	Notes	Description
changeDateTime		UTC date and time the component state changed.
clientCertIssuer	1, 2	Issuer field of the digital certificate provided by the client.
clientCertSerialNo	1, 2	Serial number of the digital certificate provided by the client.
clientCertSubject	1, 2	Subject field of the digital certificate provided by the client.
clientIpAddr	1	IP address from which the client's socket connection was established.
clientPort	1	TCP port number from which the client's socket connection was established.
clientUserId	1, 3, 4	User identifier of the client.
clientWorkId	1	Work identifier of the client.
componentId		Component identifier the Broker assigns to the component.
newCommState	5	New communication state of the component.
prevCommState	5	Previous communication state of the component.

The client information identifies the entity that requested the Broker to start the component. The Broker may have started the component on its own behalf, in which case, the client information identifies the Broker.
Client digital certificate information is provided only if the client provided a digital certificate.
A case-dependent value.
A case-dependent value, but for pre-3.2 clients, the value is always considered case sensitive.
The component communication state (new or previous) is represented by one of numeric values identified in the following table.

Value	Name	Description
1	STARTING	Started by Broker.
2	ESTABLISHED	Started and connected.
3	DISCONNECTED	No working connection to Manager.
4	ORPHANED	Manager has terminated.
5	RECONNECTING	Reconnect received and is in progress.
6	RESTARTING	Restart received and is in progress.
7	RESTART_ACCEPTED	Restart received by Broker.
8	PENDING	Manager has not received results.
9	COMPLETED	Manager has received results.

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