Receive Port:

Listens for messages.

Adapters:

Information interchange with external systems

Pipeline, dis-assembler and sub-components:

Normalizing the schema’s (wire message in its native format) of the internal messages using XML as the common language.

Message-box:

Internal XML messages are published here and then are further consumed by Subscribers:

Subscribers (Send Port and Orchestration components):

Subscribe to internal messages per metadata or message context properties.

Biz-talk Orchestration Engine:

Processing the internal messages, re-publishing them to Message-box to be consumed by other subscribers.

Send Port:

Consumes the internal XML messages, converts them to a wire messages through the associated pipeline and sub-component Assembler.

Adapter:

Conveys the wire message to the target system.