03050533 SoftX3000,SF32MRCA0,Media Resource Control Unit(A Type) 03050534 SoftX3000,SF32MRIA0,Fixed Network Media Resource Interface 03050537 UMG8900,UG02ME320,Media Gateway 32E1 Port TDM Interface Board(b) 03050546 UMG8900,UG02MBLU0,Media gateway Back Link Unit(b) 03050548 UMG8900,UG02MFLU0...