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.\" $FreeBSD$ 42.\" 43.\" Utah Hdr: rbootd.man 3.1 92/07/06 44.\" Author: Jeff Forys, University of Utah CSS 45.\" 46.Dd December 11, 1993 47.Dt RBOOTD 8 48.Os 49.Sh NAME 50.Nm rbootd 51.Nd HP remote boot server 52.Sh SYNOPSIS 53.Nm 54.Op Fl ad 55.Op Fl i Ar interface 56.Op config_file 57.Sh DESCRIPTION 58The 59.Nm 60utility services boot requests from Hewlett-Packard workstations over a 61local area network. 62All boot files must reside in the boot file directory; further, if a 63client supplies path information in its boot request, it will be silently 64stripped away before processing. 65By default, 66.Nm 67only responds to requests from machines listed in its configuration file. 68.Pp 69The options are as follows: 70.Bl -tag -width indent 71.It Fl a 72Respond to boot requests from any machine. 73The configuration file is ignored if this option is specified. 74.It Fl d 75Run 76.Nm 77in debug mode. 78Packets sent and received are displayed to the terminal. 79.It Fl i Ar interface 80Service boot requests on specified interface. 81If unspecified, 82.Nm 83searches the system interface list for the lowest numbered, configured 84``up'' interface (excluding loopback). 85Ties are broken by choosing the earliest match. 86.El 87.Pp 88Specifying 89.Ar config_file 90on the command line causes 91.Nm 92to use a different configuration file from the default. 93.Pp 94The configuration file is a text file where each line describes a particular 95machine. 96A line must start with a machine's Ethernet address followed by an optional 97list of boot file names. 98An Ethernet address is specified in hexadecimal with each of its six octets 99separated by a colon. 100The boot file names come from the boot file directory. 101The ethernet address and boot file(s) must be separated by white-space 102and/or comma characters. 103A pound sign causes the remainder of a line to be ignored. 104.Pp 105Here is a sample configuration file: 106.Bl -column 08:00:09:0:66:ad SYSHPBSD,SYSHPUX 107.It # 108.It "# ethernet addr boot file(s) comments 109.It # 110.It "08:00:09:0:66:ad SYSHPBSD # snake (4.3BSD) 111.It "08:00:09:0:59:5b # vandy (anything) 112.It "8::9:1:C6:75 SYSHPBSD,SYSHPUX # jaguar (either) 113.El 114.Pp 115The 116.Nm 117utility logs 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 SIGUSR1 -offset -compact 130.It SIGHUP 131Drop all active connections and reconfigure. 132.It SIGUSR1 133Turn on debugging, do nothing if already on. 134.It 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