Learning the ABCs of WCF
What are the ABCs of WCF? This is a common question that is asked of WCF lovers. In short, ABC stands for address, binding, and contract:
The address specifies where the messages can be sent (or where the service lives).
The binding describes how to send the messages.
The contract describes what the messages should contain.
Obviously, clients need to know the ABCs of a service to be able to use the service. An endpoint acts as a "gateway" to the outside world. Usually you can refer to these three items as the endpoint of a service defined in WCF. The Web Services Description Language (WSDL) is meant to describe service endpoints in a standardized way. A WSDL file describes what a service can do, how a service can be accessed, ...