rlogin, rsh and
rcp connections to the local machine without a
file can allow specific remote users
and/or hosts to execute commands on the local machine. The file uses the
Such an entry grants password-free access for the user with the login name
. If no
is specified, the user must have the
same login name on the remote host and the local host. For security reasons
you should always use the FQDN of the hostname and not the short hostname.
Netgroups can be specified by preceeding the
by an @ sign.
file must be owned by the user or root,
and writable only by the owner.