The Free On-line Dictionary of Computing (30 December 2018):

Logical Interchange Format

    (LIF) A Hewlett-Packard simple
   file system format used to boot HP-PA machines and to
   interchange files between older HP machines.  A LIF file
   system is a header, containing a single directory, with
   10-character case sensitive filenames and 2-byte file
   types, followed by the files.

   LIF Utilities for linux
   (http://hpcc.org/hpil/lif_utils.html).

   (2003-10-09)