When using the Permissions file to restrict the level
of access that is granted to remote
computers, you should consider the
All login IDs that are
used by remote computers to log in
for UUCP communications must appear
in one and only one LOGNAME entry.
Any site that is called
with a name that does not appear in
a MACHINE entry
has the following default permissions
requests are executed.
The remote computer
can send files to your computer's /var/spool/uucppublic directory.
The commands that are
sent by the remote computer for execution
on your computer must be one of the
default commands, usually rmail.