SAP HCI is intended as Integration System-as-a-Service (PAAS) which helps to combine multiple unbiased units/purposes for a company course of action. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI delivers Adapters (Connectivity selections) for instance: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://s4-hana-cloud-sap-notes82468.blogolize.com/hana-cloud-integration-67695150