SAP HCI is designed as Integration Platform-as-a-Assistance (PAAS) which really helps to integrate several impartial devices/apps for a company course of action. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI provides Adapters (Connectivity possibilities) for example: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://pault011wqj4.birderswiki.com/user