System.ServiceModel 4.0.0.0 System.ServiceModel.Channels.IInputChannel System.ServiceModel.Channels.IOutputChannel The interface is the union of the and interfaces. The interface does not mandate any correlation between the and when implemented. This means, in particular, that the contract does not mandate that the sender of messages that are received through the is equal to the recipient of messages sent through the .

Defines the interface that a channel must implement to both send and receive messages.