LVL1::IeFEXFPGATowerIdProvider Node1 LVL1::IeFEXFPGATowerIdProvider + setAddress() + getRankedTowerIDinFPGA() + getRankedTowerIDineFEX() + ifhaveinputfile() + interfaceID() - rankTowerinFPGA() - hasFPGA() - loadcsv() - getFPGAIndex() Node2 IAlgTool Node2->Node1