The RockBus solution contains the following samples:
0NoDependenciesPerforms all routing in memory, so there's no durable backing store. This sample exists to make testing/evaluating easy without having to install anything (besides .NET 4.0).
1DurableCbrSee the DurableCbr sample page:
DurableCbr.
2TransactionalDeliverySee the TransactionalDelivery page:
TransactionalDelivery3DynamicPublishSubscribeMostly the same as 1DurableCbr, with the biggest difference that the clients are sending subscription information to the CbrService at run-time.
4FileTransportDemonstrates how implementing the interface pair of IMessagePublisher/ITransport allows to 'hook in' any transport framework you would like to use.