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Information Broadcasting in the
Web 
Direct distribution or setting of scheduling for background processing of BEx Web applications can be done in the Web using the BEx Broadcaster.
The BEx Broadcaster is a special BW Web item that behaves like normal BEx Web applications and runs within SAP BW. There is an input help for the selection of a Knowledge Management folder to store the precalculated documents. This is realized as a portal iView (com.sap.ip.bi.portalnavigatoin.folderselection).
Three different scenarios can be classified:
1. If the BEx Broadcaster is called directly in the Web browser, an authentication at the BW system needs to take place. When calling the input help for the KM folder, a second authentication with the portal needs to take place.
Overview
BEx Broadcaster (explicit authentication at BW, Web browser receives BW ticket) |
® |
Input help (explicit authentication at the portal because the portal does not accept a BW ticket) |
2. If the BEx Broadcaster is called from within the portal, authentication takes place implicitly with the BW system if the appropriate single sign-on has been set up between the portal and SAP BW (see Calling BEx Web Applications from the Portal).
Overview
Portal (explicit authentication at the Portal, Web browser receives Portal ticket) |
® |
BEx Broadcaster (implicit authentication at SAP BW with portal ticket) |
® |
Input help (implicit authentication at the portal with portal ticket) |
3. If the settings described in the following, under Publishing to the Enterprise Portal have been made, the portal also accepts tickets from the BW System. Then the explicit authentication at the portal (described under point 1) that occurs when calling the input help does not apply.
Overview
BEx Broadcaster (explicit authentication at SAP BW, Web browser receives BW ticket) |
® |
Input help (implicit authentication at the portal because the portal does not accept a BW ticket) |
Multiple portals
can be connected to a BW system (see
Maintaining
Portal-Server Settings for SAP EP 6.0). The portal that is designated as
the standard portal is used when the input help for the KM folder is
called.
