There are different problems in business information system warehousing front end. The service employees of SAP have perfect options to access the system of the customers and they can perform this task from the analyzer easily. There are two types of connections that are counted in the process and they are BWRFC and BWGUI.
The BEA or business explorer analyzer is applied as a client of RFC and there are some SAPGUI dialogs that are utilized constantly. These are used in the current versions and this is basically for the remote connections. There is requirement is past firewall about the internal SAP and valid passwords.