On Sep 16, 2010, at 8:57 AM, Danijel <theghost...@gmail.com> wrote: > > K describes TUG-3 group (1-3) > L describes a TUG-2 group inside a TUG-3 (1-7) > M describes a TU-12/VC12/E1 inside a TUG-2 (1-3) > > I'm not sure if they actually have some meaning.
They are merely alphabetical indexes. C
