1.\" $NetBSD: rwall.1,v 1.11 2002/09/30 11:09:11 grant Exp $ 2.\" 3.\" Copyright (c) 1983, 1990 The Regents of the University of California. 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by the University of 17.\" California, Berkeley and its contributors. 18.\" 4. Neither the name of the University nor the names of its contributors 19.\" may be used to endorse or promote products derived from this software 20.\" without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.\" from: @(#)rwall.1 6.7 (Berkeley) 4/23/91 35.\" $NetBSD: rwall.1,v 1.11 2002/09/30 11:09:11 grant Exp $ 36.\" 37.Dd April 23, 1991 38.Dt RWALL 1 39.Os 40.Sh NAME 41.Nm rwall 42.Nd send a message to users logged on a host 43.Sh SYNOPSIS 44.Nm 45.Ar host 46.Op Ar file 47.Sh DESCRIPTION 48The 49.Nm 50command sends a message to the users logged into the specified host. 51The 52message to be sent can be typed in and terminated with EOF or it can 53be in a 54.Ar file . 55.Sh DIAGNOSTICS 56.Bl -tag -width indent 57.It rwall: RPC: Program not registered 58The 59.Xr rpc.rwalld 8 60daemon has not been started on the remote host. 61.It rwall: RPC: Timed out 62A communication error occurred. 63Either the network is 64excessively congested, or the 65.Xr rpc.rwalld 8 66daemon has terminated on the remote host. 67.It rwall: RPC: Port mapper failure - RPC: Timed out 68The remote host is not running the portmapper (see 69.Xr rpcbind 8 ) , 70and cannot accommodate any RPC-based services. 71The host may be down. 72.El 73.Sh SEE ALSO 74.Xr wall 1 , 75.Xr rpc.rwalld 8 , 76.Xr rpcbind 8 77.Sh HISTORY 78The 79.Nm 80command 81appeared in 82.Tn SunOS . 83