.\"	dhcpd.8
.\"
.\" Copyright (c) 1995, 1996 The Internet Software Consortium.
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\"
.\" 1. Redistributions of source code must retain the above copyright
.\"    notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
.\"    documentation and/or other materials provided with the distribution.
.\" 3. Neither the name of The Internet Software Consortium nor the names
.\"    of its contributors may be used to endorse or promote products derived
.\"    from this software without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
.\" CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
.\" INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
.\" DISCLAIMED.  IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
.\" CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
.\" LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
.\" USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
.\" ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
.\" OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" This software has been written for the Internet Software Consortium
.\" by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
.\" Enterprises.  To learn more about the Internet Software Consortium,
.\" see ``http://www.isc.org/isc''.  To learn more about Vixie
.\" Enterprises, see ``http://www.vix.com''.
.\"
.\" Japanese Version Copyright (c) 2001 NAKANO Takeo all rights reserved.
.\" Translated Thu Dec 27 2001 by NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\"
.TH dhcpd 8
.SH ̾
dhcpd \- Dynamic Host Configuration Protocol (ưŪۥץȥ) 
.SH 
.B dhcpd
[
.B -p
.I port
]
[
.B -f
]
[
.B -d
]
[
.B -q
]
[
.B -cf
.I config-file
]
[
.B -lf
.I lease-file
]
[
.I if0
[
.I ...ifN
]
]
.SH 
Internet Software Consortium DHCP ФǤ dhcpd ϡ
Dynamic Host Configuration Protocol (DHCP) 
Internet Bootstrap Protocol (BOOTP) ȤΤǤ롣
DHCP Ѥȡ
TCP/IP ͥåȥΥۥȤ
IP ɥ쥹׵ᤷƳƤƤ餦ȤǤ
ޤ³ͥåȥξǤޤ
BOOTP ƱͤεǽäƤޤ¤ޤ
.SH ư
.PP
DHCP ץȥϡͥåȥԤΤʤۥȤФơ
ͽ᤽ΥͥåȥѰդ줿 IP ɥ쥹ϰ (pool) 顢
ưŪ˿ IP ɥ쥹Ƥޤ
εưˤϡ
ͥåȥԤϥɥ쥹ϰϤƥ֥ͥåȤȤ˳ƤƤ

.BR dhcpd.conf (5)
˽񤤤ƤʤФʤޤ
.PP
dhcpd ϵư
.I dhcpd.conf
եɤߡ
ƥ֥ͥåȤȤѤǤ륢ɥ쥹ΥꥹȤ¸ޤ
饤Ȥ DHCP ץȥѤƥɥ쥹׵᤹ȡ
dhcpd ϤΥ饤Ȥ˥ɥ쥹Ƥޤ
ƥ饤ȤߤФ줿ɥ쥹ϡ
ԤƤ֤в᤹ȴڤˤʤޤ
(ǥեȤǤ 1 )
ߤФ饤Ȥϡ
Υɥ쥹Ѥ³뤿ˡ
ߤФڤˤʤ˹ԤȤˤʤޤ
ߤФڤˤʤȡ
ߤФɥ쥹ƤƤ饤Ȥϡ
⤦ʾߤФƤ IP ɥ쥹ѤǤʤʤޤ
.PP
ƥ䥵ФƵưߤФݻƤˡ
dhcpd ϳƤߤФεϿ
.BR dhcpd.leases (5)
եݻƤޤdhcpd ϥۥȤߤФԤˡ
߽еϿ򤳤Υե˵Ͽ
եƤμ¤˥ǥ˥եå夷ޤ
ˤäơƥबå夷Ǥ⡢
dhcpd ϳƤߤФΤȤμ¤˳ФƤޤ
dhcpd ϡư dhcpd.conf եɤȡ
dhcpd.leases եɤǡߤߤФ˽񤭹ߤޤ
.PP
߽еϿ dhcpd.leases եɲäޤ
dhcpd ϡߤФǡ١ݸ¤ʤ礭ʤΤɤᡢ
˻äƤߤФǡ١鿷
dhcpd.leases եޤ
Υե뤬ǥ˽񤭹ޤȡŤե
.I dhcpd.leases~
̾ѹ졢ե뤬 dhcpd.leases ˤʤޤ
ƥबνǥå夷Ƥ⡢
줫 dhcpd.leases ե뤬ĤäƤơ
ˤϤ٤ƤߤФ󤬻ĤäƤϤǤ
äüʥåꥫХɬפޤ
.PP
ΥФ BOOTP ⥵ݡȤƤޤ
DHCP Ȥϰۤʤꡢ
BOOTP ץȥưŪ˳Ƥ줿ɥ쥹פˤʤäȤ
ץȥ뤬¸ߤޤ
BOOTP 饤ȤưŪ˥ɥ쥹Ƥ뤳ȤϲǽǤ
ɥ쥹ƺƳƲǽˤ褦ʴɬפˤʤޤ
ǥեȤǤϡBOOTP 饤ȤؤߤФϱ³ŪʤΤǤ
ͥåȥԤ (줬̣)
Ǥ᤯ꡢߤФ֤ûǤޤ
.PP
BOOTP 饤ȤˡŤɸŪˡǥɥ쥹뤳ȤǤޤ
ˤ dhcpd.conf ե˳ BOOTP 饤Ѥ񤤤ơ
ƥ饤Ȥر³Ū˥ɥ쥹Ƥޤ
.PP
dhcpd.conf եѹԤäȤϡ
dhcpd ϺƵưʤФʤޤ
ˤ SIGTERM (ʥ 15) 
.I /var/run/dhcpd.pid
¸Ƥץ ID ꡢdhcpd Ƥӵưޤ
DHCP ФΥǡ١ BOOTP Υǡ١ۤɷ̤ǤϤʤΤǡ
dhcpd  dhcpd.conf ե뤬ѹ줿ȤΤäƤ⡢
ưŪ˼ʬȤƵư뤳ȤϤޤ
.PP
: ˤϤʸ礬Ƥޤ
Ф SIGHUP ȥǡ١ɤƤɤʡ
Ȥϲ桹ǧƤޤϵŪˤԲǽǤϤޤ󤬡
¿κȤɬפȤޤ
桹Υ꥽˸¤Ƥꡢ
¾ΤȤ˿Ƥޤ
ɤ᡼󥰥ꥹȤʸ򤤤ΤϤθ
εǽץȤؤλ󶡤ƤȤ
ʤȤƤΤʤä̤Ǥ
.SH ޥɥ饤
.PP
dhcpd ֥ɥ㥹ȤԤͥåȥ󥿡ե̾ϡ
ޥɥ饤ǻǤޤ
֥ɥ㥹ȤǤʤ󥿡ե
dhcpd ȤǤʤ褦ʾǤϤԤ٤Ǥ
ǤʤлꤷʤƤ⤫ޤޤ
󥿡ե̾ޥɥ饤ˤҤȤĤꤵʤС
dhcpd Ϥ٤ƤΥͥåȥ󥿡ե֤̿ˤȤߤʤ
ǽʤ֥ɥ㥹ȤǤʤ󥿡եоݤ鳰
ƥ󥿡ե DHCP ֥ɥ㥹ȤԤޤ
.PP
dhcpd ɸΥݡ (ݡ 67) ʳԵ
.B -p
ե饰ǻǤޤθˤ dhcpd Ե
udp Υݡֹ񤭤ޤϥǥХåӤäǤ
.B -p
ե饰ꤵȡФϻꤷֹ
1 礭ʥݡֹѤƥ饤Ȥֻޤ
Ĥޤ
.BR -p " 67"
ꤷϡФϥݡ 67 İݡ 68 ֻޤ
ѥȤͳʤФʤʤǡ
.B -p
ե饰ǻꤷݡȤޤ
⤷̤ΥݡȤȤϡѥȤꤷơ
Ʊ̤ΥݡȤȤ碌褦ˤʤФʤޤ
.PP
dhcpd Хå饦ɤǥǡȤưΤǤϤʤ
ե饦ɥץȤƼ¹Ԥˤ
.B -f
ե饰ꤷޤ dhcpd ǥХåβưꡢ
System V ƥ inittab ʳưǤ
.\"nakano out of ϤǤΤ?
.PP
dhcpd Υɸ२顼Ϥ˽Фϡ
.B -d
ե饰ꤷޤϥǥХåλ⤷ޤ
ޤ dhcp ưϿ˵ϿƤ
syslogd ǤʤäȤʤ褦ʾˤǤ礦
̾ dhcpd ϡ٤ƤΥϤ
.BR syslog (3)
ǽѤƽϤޤfacility  LOG_DAEMON ꤵޤ
.PP
dhcpd ɸʳեɤ߹ޤˤ
.B -cf
ե饰Ѥޤޤ̤ߤФեꤹˤ
.B -lf
ե饰Ȥޤ
ѤθǤϡ
dhcpd μ¹ԻˤϡƱߤФǡ١Ѥ뤳ȤפǤ
äƤΥץϡ
ߤФեǡ١ե
ѤǤʤĶǥƥȤ褦ʾ˸¤٤Ǥ
.PP
dhcpd 򥷥ƥΥȥåץץ (/etc/rc ʤ)
鵯ưȤˤϡ
ԡ饤ȥåϤʤȤ⤢뤫⤷ޤ
Υåɽʤϡ
.B -q
ե饰ꤷޤ
.SH 
.BR dhcpd.conf (5)
եʸˡ̤Ƥޤ
Ȥ򳵴Ѥ˻Ȥ
ܺ٤ʥե󥹾
.BR dhcpd.conf (5)
Υޥ˥奢ڡˤäƤ
.PP
.SH ֥ͥå
dhcpd ϡӥ󶡤뤹٤ƤΥ֥ͥåȤФơ
֥ͥåֹȥͥåȥޥΤʤФʤޤ
 dhcpd ưŪ˥ɥ쥹Ƥˤϡ
ƥ֥ͥåȤȤ 1 İʾΥɥ쥹ΰ
ƤƤɬפޤ
饤ȥۥȤư뤴Ȥˡ
dhcpd Ϥΰ褫饢ɥ쥹֤˳Ƥޤ
äơDHCP ݡȤ󶡤˴ñϼΤ褦ˤʤޤ
.nf
.sp 1
	subnet 239.252.197.0 netmask 255.255.255.0 {
	  range 239.252.197.10 239.252.197.250;
        }
.fi
.PP
Τ褦ʣΥɥ쥹ΰꤹ뤳ȤǤޤ
.nf
.sp 1
	subnet 239.252.197.0 netmask 255.255.255.0 {
	  range 239.252.197.10 239.252.197.107;
	  range 239.252.197.113 239.252.197.250;
	}
.fi
.PP
BOOTP ӥ󶡤ưŪʥɥ쥹Ƥ󶡤ʤϡ
ɥ쥹ϰϤιܤϾάsubnet ʸ񤤤Ƥ OK Ǥ
.PP
.SH ߤФ
DHCP ߤФ֤ϡ0 ä̵¤ޤǤΡۤȤɤĹˤǤޤ
륵֥ͥåȤФơ뤤Ƴ줿ƥФơ
ɤΤ褦ĹɤϡӥۥȤμˤäưۤʤޤ
.PP
㤨Сƥबɲ/뤬
ư뤳ȤϤޤʤ褦ʥեĶǤϡ
ߤФ֤ 1 ĹƤΤɤǤ礦
ȤΩƥեκǽƥȴĶǤϡ
ߤФ֤ 30 ʬ
(ʤвδñʥͥåȥưǧƥȤ˽ʬʤ餤)
ˤƤΤǤ礦
.PP
ߤФ֤ 2 ꤹ뤳ȤǤޤ
饤ȤäߤФ֤˴ؤ˾äƤʤä
ǥեȤδ֤ȡߤФ֤ȤǤ
 subnet ޥɤܤȤƻꤷޤ
.nf
.sp 1
	subnet 239.252.197.0 netmask 255.255.255.0 {
	  range 239.252.197.10 239.252.197.107;
	  default-lease-time 600;
	  max-lease-time 7200;
	}
.fi
.PP
 subnet ǤϡǥեȤߤФ֤ 600  (10 ʬ)
ߤФ֤ 7200  (2 ) ˤƤޤ
¾ɤȤͤȤƤϡ86400 (1 )604800 (1 )
2592000 (30 ) ʤɤޤ
.PP
ƥ֥ͥåȤ̡ߤФ֤ꤷƤ⤫ޤޤ
եĶȤΩƴĶȤ
Ʊ DHCP Ф˥ӥ褦ʾˤϡ
ƥ֥ͥåȤΥǥե/ߤФ֤줾ˡ
礭ۤʤͤꤹΤɤȤ⤢Ǥ礦
.SH BOOTP ݡ
BOOTP 饤Ȥϡ줾 dhcpd.conf ե
ŪƤɬפޤ
äȤŪǤϡ
饤ȤΥͥåȥ󥿡եΥϡɥɥ쥹ȡ
Υ饤Ȥ˳Ƥ IP ɥ쥹Ȥꤷޤ
饤ȤФ鵯ưեɤǤ褦ˤϡ
Υե̾ꤷʤФʤޤ
ñ bootp 饤ϼΤ褦ˤʤޤ
.nf
.sp 1
	host haagen {
	  hardware ethernet 08:00:2b:4c:59:23;
	  fixed-address 239.252.197.9;
	  filename "/tftpboot/haagen.boot";
	}
.fi
.SH ץ
DHCP Ǥ (ӥ٥ˤĥΤʤ줿 BOOTP Ǥ)
饤ȤǤΥͥåȥ󥿡ե
(㤨Х֥ͥåȥޥʤ) Ȥ
饤Ȥͥåȥӥ (DNS  IP 롼ʤ)
˥뤿ξʤɤ򡢥Ф󶡤뵡Ƥޤ
.PP
Υץϥ֥ͥåñ̤ǻǤޤ
BOOTP 饤ȤФƤϡ饤ñ̤ǤǤޤ
BOOTP 饤ǥץ꤬Ƥơ
ĤΥ֥ͥåǤ⥪ץ꤬Ƥϡ
饤ǤΥץͥ褵ޤ
ܴۤ DHCP ϡΤ褦ˤʤǤ礦
.nf
.sp 1
	subnet 239.252.197.0 netmask 255.255.255.0 {
	  range 239.252.197.10 239.252.197.250;
	  default-lease-time 600 max-lease-time 7200;
	  option subnet-mask 255.255.255.0;
	  option broadcast-address 239.252.197.255;
	  option routers 239.252.197.1;
	  option domain-name-servers 239.252.197.2, 239.252.197.3;
	  option domain-name "isc.org";
	}
.fi
.PP
BOOTP ۥȤΥ֥ͥåȤˤäơ
̤Υɥᥤˤ̤Υ͡ॵФѤˤϡ
Τ褦뤳ȤˤʤǤ礦
.nf
.sp 1
	host haagen {
	  hardware ethernet 08:00:2b:4c:59:23;
	  fixed-address 239.252.197.9;
	  filename "/tftpboot/haagen.boot";
	  option domain-name-servers 192.5.5.1;
	  option domain-name "vix.com";
	}
.fi
.PP
dhcpd.conf եʸˡ˴ؤ괰ʵҤϡ
.BR dhcpd.conf (5)
󶡤Ƥޤ
.SH ե
.B /etc/dhcpd.conf, /var/state/dhcp/dhcpd.leases, /var/run/dhcpd.pid,
.B /var/state/dhcp/dhcpd.leases~.
.SH Ϣ
dhclient(8), dhcrelay(8), dhcpd.conf(5), dhcpd.leases(5)
.SH 
.BR dhcpd (8)
 Ted Lemon <mellon@vix.com>
 Vixie Labs ȤηΤȤ˽񤭤ޤ
ΥץȤλϡ
Internet Software Corporation ˤä󶡤ޤ
Internet Software Consortium ξ
.B http://www.isc.org/isc
ˤޤ
.SH 
ե֤ϥ󥹥ȡˤäѤ뤳Ȥޤ
ǤϥǥեȤ
.IR /etc ", " /var/run/ ", " /var/state/dhcp
ʤɤꤷƤޤ