ba1435e1_tem_for_use_in_Visual_Composer__Description
[Property] Logical System Name [Description] 
Here you have to enter the logical system name of your central system. SAP recommendw the following notation: CLNT For example you have a central development system called Erinome with the Alias CB0 and the client 100 then you have a logical system name CB0CLNT100.
How to create a portal system for use in Visual Composer
Description