Instructions for updating the FEP on Digi International Datafire RAS and Acceleport RAS series products. Download the latest FEP file from the Digi web site. Locate the existing FEP file. Rename the existing file to x.old. EG: fepdense.bin to fepdense.old. Copy the new FEP file to the correct directory depending on OS, and rename Shutdown and restart the system for the new FEP to take effect. Location and name of firmware binary for each operating system that supports the DataFire RAS and AccelePort RAS series adapters: Windows NT 4.0/Windows 2000 %windir%\system32\drivers\FepDense.Bin Solaris /opt/DIGIras/firmware/hou2fep.bin Linux /usr/lib/dg/dgdm/hlcf.bin Novell sys:\system\digiintl\hlcf.bin (depending on revison of driver filename may be dfapras.bin instead). AIX /etc/microcode/hlcf.bin SCO OpenServer /etc/hou2fep.bin SCO UnixWare 7.x /etc/inst/nd/mdi/dgdxb/firmware.o