.\"	dhclient.8
.\"
.\" Copyright (c) 1997 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''.
.\"
.\" Portions copyright (c) 2000 David E. O'Brien.
.\" All rights reserved.
.\" %FreeBSD: src/contrib/isc-dhcp/client/dhclient.8,v 1.8.2.2 2001/03/05 10:09:32 obrien Exp %
.\"
.\" $FreeBSD$
.\" WORD: Dynamic Host Configuration Protocol (DHCP)	ưŪۥץȥ
.\" WORD: lease			꡼ [dhclient.8]
.\" WORD: mobile host		ưۥ
.\" WORD: networking framework	ͥåȥ󥰥ե졼
.TH dhclient 8
.SH ̾
dhclient - ưŪۥץȥΥ饤
.SH 
.B dhclient
[
.B -Ddq1
]
[
.B -cf
.I config-file
]
[
.B -lf
.B lease-file
]
[
.B -p
.I port
]
[
.B -pf
.I pidfile
]
[
.I if0
[
.I ...ifN
]
]
.SH 
Internet Software Consortium  DHCP 饤ȤǤ dhclient
ưŪۥץȥ (DHCP: Dynamic Host Configuration Protocol)
ޤ BOOTP ץȥѤơ뤤
Υץȥ뤬Ԥˤϥɥ쥹Ū˳Ƥơ
1 İʾΥͥåȥ󥿥եꤹˡ󶡤ޤ
.SH 
.PP
DHCP ץȥǤϡ1 İʾΥ֥ͥåȤ˳Ƥ뤳ȤΤǤ
IP ɥ쥹ΥꥹȤФˡۥȤǤޤ
DHCP 饤ȤϤΥꥹȤ饢ɥ쥹׵ᤷơ
ͥåȥ̿ΰŪѤ뤳ȤǤޤ
ޤ DHCP ץȥϡǥեȥ롼ξ͡ॵФξʤɡ
饤Ȥ³Ƥͥåȥ˴ؤפʾ
饤Ȥ˾ܺ٤Τ餻뵡󶡤ޤ
.PP
ư dhclient 
.IR dhclient.conf
ؼɤ߼ޤ
줫鸽ߤΥƥȤ߹ޤƤ
٤ƤΥͥåȥ󥿥եΥꥹȤޤ
ƥ󥿥եФ dhclient  DHCP ץȥѤߤޤ
.PP
ƥ֡Ȥ䥵кƵưκݤ˥꡼򼺤ʤ褦ˡ
dhclient ϳƤ줿꡼ΥꥹȤ
dhclient.leases(5) ե¸ޤ
ưdhclient.conf եɤ߼ä塢
dhclient  dhclient.leases եɤ߹ǡ
Ƥ줿꡼˴ؤ򹹿ޤ
.PP
꡼ȡdhclient.leases եդäޤ
ե뤬ü礭ʤΤɤˡ
dhclient ϻꥳΥ꡼ǡ١
 dhclient.leases եޤ
Ťۤ dhclient.leases եϡ
dhclient ˥ǡ١ؤޤǡ
.IR dhcpd.leases~
Ȥ̾¸ޤ
.PP
dhclient ǽ˵ư줿Ȥ
(Ūˤϥƥ֡Ƚδ)  DHCP ФѤǤʤС
Ť꡼ϻĤޤ
ξ硢dhclient.leases ե뤫
ޤ¤ڤƤʤŤ꡼򸡺
ͭǤȽǤСδ¤ڤ뤫
ޤ DHCP ФѤǤ褦ˤʤޤǡΥ꡼Ȥޤ
.PP
ˤ DHCP Ф¸ߤʤͥåȥ˥ɬפ褦
ưۥȤϡΥͥåȥθꥢɥ쥹Υ꡼
餫ɤ߹ǤȤǤޤ
DHCP ФؤΥɤʤä硢
dhclient ϤŪʥ꡼ͭǤ뤫ڤ
ͭǤм˺ƵưޤǤΥ꡼Ȥޤ
.PP
ޤưۥȤϡDHCP ѤǤʤ BOOTP ʤѤǤ褦
ͥåȥذư뤳Ȥ⤢Ǥ礦
Τ褦ʾϡŤ꡼缡⡢
ΥͥåȥδԤ̤
BOOTP ǡ١˥ȥƤ餤
Υͥåȥ᤯֡ȤǤ褦ˤȤ褤Ǥ礦
.SH ޥɥ饤
.PP
dhclient ꤷ褦Ȥͥåȥ󥿥ե̾
ޥɥ饤ǻǤޤ
ޥɥ饤ǥ󥿥ե̾ꤵʤС
dhclient Ϥ٤ƤΥͥåȥ󥿥ե̤
ǽʤ֥ɥ㥹ȥ󥿥եϽơ
줾Υ󥿥եꤷ褦Ȥޤ
.PP
.B -D
ե饰ꤹȡ
.B dhclient

.B dhclient-script
Ȥ߹碌ƻѤ뤿˺ץȤ
.IR /tmp
¸ޤ
.PP
̾dhclient ϥ󥿥եꤹޤǤϥե饦ɤư
θХå饦ɤư˰ܹԤޤ
dhclient ˥ե饦ɥץȤƼ¹Ԥˤϡ
.B -d
ե饰ꤷƤ
 dhclient ǥХåǼ¹ԤȤ䡢
System V ƥ inittab Ǽ¹ԤȤǤ
.PP
ɸ (ݡ 68) ʳΥݡȤ dhclient ˤϡ
.B -p
ե饰Ȥޤ
Υե饰³ơdhclient Ȥ udp ݡֹꤷޤ
ϼ˥ǥХåŪͭѤǤ
.B -p
ե饰ꤹȡꤷֹ 1 ľʥݡֹѤơ
饤ȤϥФؤαޤ -
Ĥޤꡢ
.B -p
68 Ȼꤷˤϡ
饤Ȥϥݡ 68  listen ƥݡ 67 ޤ
졼Ȥɬפǡϡ
.B -p
ե饰ǻꤵݡֹޤ -
إݡֹѤ硢
ѤƤ졼Ȥꤷơ
ƱإݡֹѤɬפޤ
.PP
.B -cf
ѤȡǥեȤ
/sbin/dhclient-script
饷륹ץȤѹǽǤ
.PP
.B -lf
ե饰Ѥ뤳Ȥˤꡢ꡼ϥե
ǥեȤ /var/db/dhclient.leases Ѥ뤳ȤǤޤ
.PP
.B -pf
ե饰Ѥ뤳ȤˤꡢPID ե
ǥեȤ /var/run/dhclient.pid Ѥ뤳ȤǤޤ
.PP
.B -q
ե饰Ѥ뤳Ȥˤꡢ
.B dhclient
β̤̽򸺤餹ȤǤޤ
.PP
.B -1
ե饰ꤹȡ
dhclient ϤҤȤĤΥ꡼Ф 1 ٤ߤޤ
⤷˼Ԥ dhclient Ͻλ 2 ǽλޤ
.PP
.SH 
dhclient.conf(5) եν񼰤̤˲⤵Ƥޤ
.SH Ϣե
.B /etc/dhclient.conf, /var/db/dhclient.leases, /var/db/dhclient.leases~.
.B /var/run/dhclient.pid,
.SH Ϣ
dhclient.conf(5), dhclient.leases(5), dhclient-script(8)
.SH 
.B dhclient(8)
 Ted Lemon <mellon@fugue.com> 
Vixie Enterprises ȶϤ Internet Software Consortium Τ
񤭤ޤ
Internet Software Consortium ˤĤƤܤϡ
.B http://www.vix.com/isc

Vixie Enterprises ˤĤƤܤϡ
.B http://www.vix.com

.PP
ܥ饤ȤϡElliot Poger 
Stanford ؤ MosquitoNet ץȤ˻äƤ֤ˡ
Linux ǤѤ˺ݤ˽ɤԤޤ
.PP
ߤΥСϡElliot ˤ Linux Ǥβɤ餦Ȥ礭Ǥ
Internet Software Consortium  DHCP ФȤΤƱ
ͥåȥ󥰥ե졼Ѥ褦ˡTed Lemon 
ʺʬŪʽ񤭴Ԥޤ
ƥͭꥳɤʬϥ륹ץȤ˰ܤ줿Τǡ
¿Υڥ졼ƥ󥰥ƥΥݡȤäˤĤ졢
ƥͭꥳɤ򤽤Υڥ졼ƥ󥰥ƥ
ܿꤹɬפϤʤʤǤ礦
ˡ륹ץȤĶ˹äġƤӽФ
Ṳ̄Ƥޤ
.PP