For example when using JMS with InOut the component will by default return to the address given in JMSReplyTo.
Route Using the Fluent Builders
Route Using the Spring XML Extensions
For a complete example of this pattern, see this junit test case
If you would like to use this EIP Pattern then please read the Getting Started, you may also find the Architecture useful particularly the description of Endpoint and URIs. Then you could try out some of the Examples first before trying this pattern out.