File CCE5891.EXE and CCE5892.exe are the installation Diskettes for the 3Com's 3CCE589EC 10 Mbps LAN PC Card 3Com's and the 3 COM 3CXE589EC 10 Mbps LAN PC Card with XJack. These adapters are in the IBM OBI CTO Portfolio and are assigned IBM Part numbers. 3 COM P/N 3CCE589EC = IBM P/N 01N0509 with IBM FRU P/N 0N0511. 3 COM P/N 3CXE589EC = IBM P/N TBD with IBM FRU P/N TBD.