Default WebSphere MQ resources created during configuration

When you install WebSphere Message Broker and create components, WebSphere MQ resources are created for use by those components.

The resources created have names that begin with the reserved characters SYSTEM. The table below lists the resources and indicates the component queue manager with which they are associated.

Resource name Type Queue manager Description
SYSTEM.BROKER.ADMIN.QUEUE Queue Broker Target for messages sent by the Configuration Manager and by commands to modify the broker's configuration and operation.
SYSTEM.BROKER.ADMIN.REPLY Queue Configuration Manager Target for response messages sent by the broker to the Configuration Manager.
SYSTEM.BROKER.AGGR.CONTROL Queue Broker Used internally to store a control message for each aggregate group.
SYSTEM.BROKER.AGGR.REPLY Queue Broker Used internally to store each known response message received by an AggregateReply node.
SYSTEM.BROKER.AGGR.REQUEST Queue Broker Used internally to store each request message that forms part of an aggregate group.
SYSTEM.BROKER.AGGR.TIMEOUT Queue Broker Used internally in the timeout and unknown timeout processing within an AggregateReply node.
SYSTEM.BROKER.AGGR.UNKNOWN Queue Broker Stores each unknown response received by an AggregateReply node.
SYSTEM.BROKER.CLIENTS.DATA Queue Broker Used internally for publish/subscribe data.
SYSTEM.BROKER.CONFIG.QUEUE Queue Configuration Manager Target for messages sent to the Configuration Manager from the toolkit.
SYSTEM.BROKER.CONFIG.REPLY Queue Configuration Manager Target for messages sent to the toolkit by the Configuration Manager.
SYSTEM.BROKER.CONTROL.QUEUE Queue Broker Target for publish/subscribe control requests sent to the broker by applications.
SYSTEM.BROKER.EXECUTIONGROUP.QUEUE Queue Broker Target for messages sent by the Configuration Manager to the broker.
SYSTEM.BROKER.EXECUTIONGROUP.REPLY Queue Broker Target for response messages from the User Name Server to the broker.
SYSTEM.BROKER.INTER.BROKER.COMMUNICATIONS Broker Target for publish/subscribe control messages
SYSTEM.BROKER.INTERBROKER.MODEL.QUEUE Queue Broker Model for dynamic publication queues.
SYSTEM.BROKER.INTERBROKER.QUEUE Queue Broker Target for publish/subscribe messages sent by neighbor brokers.
SYSTEM.BROKER.IPC.QUEUE Broker Target for internal control messages
SYSTEM.BROKER.MODEL.QUEUE Queue All Model for dynamic response queues.
SYSTEM.BROKER.SECURITY.QUEUE Queue User Name Server Target for messages to the User Name Server from the Configuration Manager, brokers, and the toolkit.
SYSTEM.BROKER.SECURITY.REPLY Queue Configuration Manager and brokers Target for response messages from the User Name Server to its requestor.
SYSTEM.BROKER.SUBSCRIPTIONS.DATA Queue Broker Used internally for publish/subscribe data
SYSTEM.BROKER.TIMEOUT.QUEUE Queue Broker Used internally to support the TimeoutControl and Notification nodes.
SYSTEM.BROKER.WS.ACK Queue Broker Used internally for Web Services client support.
SYSTEM.BROKER.WS.INPUT Queue Broker Used internally for Web Services client support.
SYSTEM.BROKER.WS.REPLY Queue Broker Used internally for Web Services client support.
SYSTEM.BKR.CONFIG SVRCONN Configuration Manager A connection channel for toolkit clients.

These resources are defined in addition to the default WebSphere MQ objects created when that product is installed.

Related reference
Software requirements