1.\" Copyright (c) 1988, 1992 The University of Utah and the Center 2.\" for Software Science (CSS). 3.\" Copyright (c) 1992, 1993 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" This code is derived from software contributed to Berkeley by 7.\" the Center for Software Science of the University of Utah Computer 8.\" Science Department. CSS requests users of this software to return 9.\" to css-dist@cs.utah.edu any improvements that they make and grant 10.\" CSS redistribution rights. 11.\" 12.\" Redistribution and use in source and binary forms, with or without 13.\" modification, are permitted provided that the following conditions 14.\" are met: 15.\" 1. Redistributions of source code must retain the above copyright 16.\" notice, this list of conditions and the following disclaimer. 17.\" 2. Redistributions in binary form must reproduce the above copyright 18.\" notice, this list of conditions and the following disclaimer in the 19.\" documentation and/or other materials provided with the distribution. 20.\" 3. All advertising materials mentioning features or use of this software 21.\" must display the following acknowledgement: 22.\" This product includes software developed by the University of 23.\" California, Berkeley and its contributors. 24.\" 4. Neither the name of the University nor the names of its contributors 25.\" may be used to endorse or promote products derived from this software 26.\" without specific prior written permission. 27.\" 28.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38.\" SUCH DAMAGE. 39.\" 40.\" from: @(#)rbootd.8 8.2 (Berkeley) 12/11/93 41.\" $FreeBSD: src/libexec/rbootd/rbootd.8,v 1.9.2.3 2001/03/05 18:21:59 ru Exp $ 42.\" $DragonFly: src/libexec/rbootd/rbootd.8,v 1.3 2008/05/09 20:31:04 swildner Exp $ 43.\" 44.\" Utah Hdr: rbootd.man 3.1 92/07/06 45.\" Author: Jeff Forys, University of Utah CSS 46.\" 47.Dd December 11, 1993 48.Dt RBOOTD 8 49.Os 50.Sh NAME 51.Nm rbootd 52.Nd HP remote boot server 53.Sh SYNOPSIS 54.Nm 55.Op Fl ad 56.Op Fl i Ar interface 57.Op config_file 58.Sh DESCRIPTION 59The 60.Nm 61utility services boot requests from Hewlett-Packard workstations over a 62local area network. 63All boot files must reside in the boot file directory; further, if a 64client supplies path information in its boot request, it will be silently 65stripped away before processing. 66By default, 67.Nm 68only responds to requests from machines listed in its configuration file. 69.Pp 70The options are as follows: 71.Bl -tag -width indent 72.It Fl a 73Respond to boot requests from any machine. 74The configuration file is ignored if this option is specified. 75.It Fl d 76Run 77.Nm 78in debug mode. 79Packets sent and received are displayed to the terminal. 80.It Fl i Ar interface 81Service boot requests on specified interface. 82If unspecified, 83.Nm 84searches the system interface list for the lowest numbered, configured 85``up'' interface (excluding loopback). 86Ties are broken by choosing the earliest match. 87.El 88.Pp 89Specifying 90.Ar config_file 91on the command line causes 92.Nm 93to use a different configuration file from the default. 94.Pp 95The configuration file is a text file where each line describes a particular 96machine. 97A line must start with a machine's Ethernet address followed by an optional 98list of boot file names. 99An Ethernet address is specified in hexadecimal with each of its six octets 100separated by a colon. 101The boot file names come from the boot file directory. 102The ethernet address and boot file(s) must be separated by white-space 103and/or comma characters. 104A pound sign causes the remainder of a line to be ignored. 105.Pp 106Here is a sample configuration file: 107.Bl -column 08:00:09:0:66:ad SYSHPBSD,SYSHPUX 108.It # 109.It "# ethernet addr boot file(s) comments 110.It # 111.It "08:00:09:0:66:ad SYSHPBSD # snake (4.3BSD) 112.It "08:00:09:0:59:5b # vandy (anything) 113.It "8::9:1:C6:75 SYSHPBSD,SYSHPUX # jaguar (either) 114.El 115.Pp 116.Nm Rbootd 117logs status and error messages via 118.Xr syslog 3 . 119A startup message is always logged, and in the case of fatal errors (or 120deadly signals) a message is logged announcing the server's termination. 121In general, a non-fatal error is handled by ignoring the event that caused 122it (e.g. an invalid Ethernet address in the config file causes that line 123to be invalidated). 124.Pp 125The following signals have the specified effect when sent to the server 126process using the 127.Xr kill 1 128command: 129.Bl -tag -width ".Dv SIGUSR1" -offset -compact 130.It Dv SIGHUP 131Drop all active connections and reconfigure. 132.It Dv SIGUSR1 133Turn on debugging, do nothing if already on. 134.It Dv SIGUSR2 135Turn off debugging, do nothing if already off. 136.El 137.Sh "FILES" 138.Bl -tag -width /usr/libexec/rbootd -compact 139.It Pa /dev/bpf# 140packet-filter device 141.It Pa /etc/rbootd.conf 142configuration file 143.It Pa /tmp/rbootd.dbg 144debug output 145.It Pa /usr/mdec/rbootd 146directory containing boot files 147.It Pa /var/run/rbootd.pid 148process id 149.El 150.Sh SEE ALSO 151.Xr kill 1 , 152.Xr socket 2 , 153.Xr signal 3 , 154.Xr syslog 3 155.Sh BUGS 156If multiple servers are started on the same interface, each will receive 157and respond to the same boot packets. 158