System Configuration for ESS/MSS

describe the ESS/MSS architecture, based on SAP NetWeaver 7.0 EhP1 understand the interaction of SAP Enterprise Portal, Java WebDynpro Services, SAP NetWeaver Business Client and the SAP Backend System and their main functions in the SAP ERP 6.0 technical infrastructure be able to explain and perform the technical configuration of all components of the ESS/MSS application based on SAP NetWeaver Enterprise Portal be able to explain and perform the technical configuration of all components of the ESS/MSS application based on SAP NetWeaver Business Client