Simply run it, select the LDif file, select a NAB file to create, and hit "Generate".
What's new in V126.96.36.199:
Nyle Landas from the US requested, that LDIF2GW could be run unattended with commandline options.
This has now been implemented.
To see the commandline parameters, simply run the exe file.
Disclaimer: As with everything else at Cool Solutions, this content is definitely not supported by Novell (so don't even think of calling Support if you try something and it blows up).
It was contributed by a community member and is published "as is." It seems to have worked for at least one person, and might work for you. But please be sure to test, test, test before you do anything drastic with it.