SAP HCI is created as Integration System-as-a-Company (PAAS) which really helps to combine a number of impartial techniques/applications for a company system. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI provides Adapters (Connectivity options) such as: Cleaning soap Adapter, IDoc, HTTP, Mail, https://s4-hana-cloud-edition69257.blogolize.com/hana-cloud-integration-67628627