rwalld — network rwall server
is an RPC server that handles
to send a message to all users logged into the host on which
is running (see
recognizes the following options and command-line options:
- -l log_file
Log any errors to
Errors are not logged if the
option is not specified.
Information logged to the log file
includes date and time of the error,
the host name, process ID and name of the function generating the error,
and the error message.
Note that different services can share a single log file
because enough information is included
to uniquely identify each error.
Exit after serving each RPC request.
can control access to RPC services.
Exit only if:
becomes unregistered with
option is more efficient
because a new process is not launched for each RPC request.
Note, this option is the default.
was developed by Sun Microsystems, Inc.