The channel does not contain any logic to manage the channel, such as creating new workers in response to incoming messages.
Instead, each channel is configured with a worker with a process identifier of "control", to which these messages are passed. The standard control worker provides the following actions.
Create a new worker, using the New worker step type.
A channel can be configured with an alternative control worker, for example one that creates alternative workers that manage interaction by interfacing to another application, rather than manually. In this way, manual collaborative processes can be integrated with other collaboration software without modifying the originator processes or application.