The DurableCbr sample demonstrates the different Publish/Subscribe and Content Based Routing scenarios:

TwoWayAck Multicast

TwoWayAck Multicast.png


Content Based Routing

Content Based Routing.png

Request-Response Correlation

1DurableCbr.png

In the last message flow, RockBus was configured to perform round-robin request-response with the 2 subscribers (LoanProcessors).