In order to create a SAP data source, the following fields are mandatory :
Name : the name which will be used for the data source in Launcher Web Manager
IP Address : ip address of the SAP server, it has to be an IPV4 address
Username : name of the user on the SAP system
SAP Instance : number of the SAP instance
SAP Client : number of the SAP client
SAP Gateway Server : ip address of the SAP gateway server, it can be the same as the SAP server ip address, it also has to be an IPV4 address
SAP Gateway Service : number of the SAP gateway service
It is possible to create two different type of SAP data sources, the BAPI one of the Table one.