Solution : https://service.sap.com/sap/support/notes/906992 (SAP Service marketplace login required)
Key words :
symptom sap requested, replace transaction sdcc, /bdl/cust table, /3 front end reason, set load balancing, /3 front end, load balancing, bdlcust table, 'balance load', rfc connection
Related Notes :
812386 | RFC connection to the SAPNet R/3 front end. |
60856 | AS/400: OSS1 and Hot Packages |