Inbound Web Services: The Inbound Web Service allows an external system to call a Siebel published Web Service. You can publish a business service or a business process as a Web Service and generate a Web Service Definition Language (WSDL) file that an external system can import. The Inbound Web Services can only be published from Siebel C using SOAP-RPC binding. Source: Oracle Docs What Is The Difference Between Web Services and APIs? An API is an interface that allows you to build on the data and functionality of another application, while a web service is a network-based resource that fulfills a specific task. Yes, there’s overlap between the two: all web services are APIs, but not all APIs are web services. Both web services and APIs are — at their core — very useful and very much used today. However, it’s the web services associated with SOAP and/or Service Oriented Architecture which are falling out of favor. Source: NordicApis Process: Prepare the workflow which will serve as Si...