gsmsiexfer − Siemens ME file transfer program for Siemens phones S25, S35, S45, ME45, SL45
gsmsiexfer −−help
gsmsiexer comes with no man page. Try gsmsiexfer −−help, or read the source.
gsminfo(7), gsmctl(1), gsmsendsms(1), gsmsmsd(8), gsmsmsstore(1).