Triad License Server

So, for the second time in the past couple of years, our license server has suffered some sort of hardware failure.  In researching options to make things more reliable, I found the 'Triad License Manager Installation' section of the SOLIDWORKS Installation/Administration guide.  The step by step instructions include this bit:

which refers to 'the license file received from SOLIDWORKS'.

What license file?  Do I need a special license file for this or should there already be a file?  Later on, in the section about setting up the second and third license machines, it says this:

So, is this the same license file?

I'll give this section of the Install/Admin Guide a C-.  Not clear at all.

SolidworksAdministration