.\"
.\" Japanese Version Copyright (c) 2001 Yuichi SATO
.\"         all rights reserved.
.\" Translated Sun Oct 14 01:10:05 JST 2001
.\"         by Yuichi SATO <ysato@h4.dion.ne.jp>
.\"
.\"WORD: access concentrators	
.\"WORD: peer	³
.\" 
.\" $Id: pppoe.8,v 1.4 2002/04/09 17:28:38 dfs Exp $ 
.\" LIC: GPL
.TH PPPOE 8 "3 July 2000"
.UC 4
.SH ̾
pppoe \- 桼 PPPoE 饤
.SH 
.B pppd pty 'pppoe \fR[\fIpppoe_options\fR]\fB' \fR[\fIpppd_options\fR]
.P
.B pppoe -A \fR[\fIpppoe_options\fR]
.SH 
\fBpppoe\fR ϡPPPoE (Point-to-Point Protocol over Ethernet) 
桼֥饤ȤǤꡢ
Linux 䤽¾ UNIX ϥƥѤǤ롣
\fBpppoe\fR ϡͥåȾ PPP ³󶡤
PPP ǡ \fBpppd\fR ȴϢư롣
Τ褦 \fBpppd\fR ¿ ADSL ӥ󶡶ȼԤǻȤƤ롣

.SH ץ
.TP
.B \-I \fIinterface\fR
\fB\-I\fR ץϡѤ륤ͥåȥ󥿡եꤹ롣
Linux Ǥϡ\fIeth0\fR  \fIeth1\fR ŪǤ롣
󥿡ե \fBpppoe\fR 򳫻Ϥ
֥å (ư)פƤʤФʤʤ
IP ɥ쥹ꤷƤ\fIʤʤ\fR

.TP
.B \-T \fItimeout\fR
\fB\-T\fR ץѤȡ
å \fItimeout\fR ô֥ǡΤȤ꤬ʤ
\fBpppoe\fR λ롣
ΥץϤޤΰ֤ȤѤ뤳Ȥ롣
ѤϡPPP Υȥեå̤Ƥơ
̾ϥॢȤʤǤǧƤ褦ˡ
ɤˡ \fIlcp-echo-interval\fR ץĤ
\fBpppd\fR ¹Ԥ뤳ȤǤ롣
PPPoE ॢȤ LCP echo interval  4 ٤ꤹΤɤ

.TP
.B \-D \fIfile_name\fR
\fB\-D\fR ץѤȡ
ƤΥѥåȤꤷե \fIfile_name\fR ˽񤭽Ф롣
ΥץϥǥХåѤΤΤǤ롣
ΥץѤȡ̤νϤԤơǽ롣

.TP
.B \-V
\fB\-V\fR ץѤȡ
\fBpppoe\fR ϥСֹɽƽλ롣

.TP
.B \-A
\fB\-A\fR ץѤȡ
\fBpppoe\fR  PADI ѥåȤơ
(ֿƤ)  PADO ѥåȤˤä
֤̾ɽ롣
Υץ \fBpppd\fR Ȥ߹碌ƻȤäƤϤʤʤ
\fB\-A\fR ץϡ֤ˤĤƤνפʾ
Ū˼뤳ȤŪȤƤ롣

.TP
.B \-S \fIservice_name\fR
Ȥӥ̾ꤹ롣
\fBpppoe\fR ϡꤷӥ󶡤
֤ȤΥåǤ롣
¿ξ硢Υץꤹ٤\fIǤϤʤ\fR 
ʣΥ֤뤳ȤäƤ䡢
̤ʥӥ̾ɬפǤ뤳ȤäƤˤΤߡ
ΥץȤ٤Ǥ롣

.TP
.B \-C \fIac_name\fR
Ȥ֤̾ꤹ롣
\fBpppoe\fR ϡ֤ȤΥåǤ롣
¿ξ硢Υץꤹ٤\fIǤϤʤ\fR 
ʣΥ֤뤳ȤäƤˤΤߡ
ΥץȤ٤Ǥ롣
\fB\-S\fR ץ \fB\-C\fR ץξꤷ硢
\fBpppoe\fR ³뤿ˤϡ
\fIξ\fRޥåɬפ롣

.TP
.B \-U
Υץꤹȡ
\fBpppoe\fR  discovery ѥå Host-Uniq Ȥ
Ѥʣ \fBpppoe\fR ǡư
줾 discovery ѥåȤʤ褦ˤǤ롣
ʣ \fBpppoe\fR ǡƱ˼¹Ԥ褦Ȥˤϡ
\fIƤ\fR \fBpppoe\fR ǡˤΥץդʤФʤʤ

.TP
.B \-s
Υץꤹȡ\fBpppoe\fR  \fIƱ\fR PPP ץ벽Ȥ
ΥץȤ硢
\fBpppd\fR  \fBsync\fR ץĤʤ\fIʤʤ\fR 
⤷ưʤС
\fBpppoe\fR  CPU Сإåɤ򸺤餹ȤǤΤǡ
ΥץѤ뤳Ȥ侩롣
٤ޥǤϿʤ\fB⤷ʤ\fR --
pppd ˤǡν񤭹ߤ pppoe ˤǡɤ߹ߤˡ
֤뤫⤷ʤ
ΤΤ褦ͳˤꡢǥեȤƱǤ롣
Ʊ PPP ǥХäꥯå夷ꤷ顢Ʊ򥪥դˤ뤳 --
ƱΥݡȤˤĤƻ E ᡼ʤ !

.TP
.B \-m \fIMSS\fR
Υץꤹȡ
\fBpppoe\fR  TCP maximum segment size (祻ȥ) 
ꤷͤ\fI (clamp)\fR 롣
PPPoE ΥСإåɤˤꡢPPPoE κ祻ȥ
̾Υͥåȥץ벽ΤΤ꾮
ΤᡢPPPoE Ȥäȥθˤ LAN Υޥ꤬ȯ롣
ȥθ LAN ꡢ
ȥ PPPoE Ȥäƥ󥿡ͥåȤ³Ƥ硢
\fB\-m 1412\fR ץȤȤ򶯤侩롣
ˤꡢLAN ƤΥۥȤ MTU ꤹΤ򤱤롣

.TP
.B \-p \fIfile\fR
Υץꤹȡ
\fBpppoe\fR ϥץ ID ꤷե˽񤭽Ф
\fBpppoe\fR Υץ ID  kill ꤹΤ˻ȤȤǤ롣

.TP
.B \-e \fIsess:mac\fR
Υץꤹȡ
\fBpppoe\fR ȯ (discovery) ʳάơåʳ˰ܤ롣
å \fIsess\fR ǻꤵ졢
³ MAC ɥ쥹 \fImac\fR ǻꤵ롣
Υ⡼ɤ̾λѤտޤ\fIǤϤʤ\fR
 \fBpppoe-server\fR(8) Τ߷פƤ롣

.TP
.B \-n
Υץꤹȡ
\fBpppoe\fR  discovery åȤ򥪡ץ󤷤ʤ
Υ⡼ɤ̾λѤտޤ\fIǤϤʤ\fR
 \fBpppoe-server\fR(8) Τ߷פƤ롣

.TP
.B \-k
Υץꤹȡ
\fBpppoe\fR ϥåλƼ⽪λ뤿ˡ
PADT ե졼äƽλ롣
Υץϡkill 륻åꤹ뤿
\fB\-e\fR ץȤ߹碌ƻȤʤФʤʤ
ΥץϡХΤ³褬
åλǤʤΩġ

.TP
.B \-d
Υץꤹȡ
\fBpppoe\fR ϥåɸϤ˽񤭽Фˡ
ȯԤäƽλ롣
ɽ륻åϡ
\fB\-e\fR ץѤƱǤ롣
Υץ PPPoE ȯơ
¾νԤäǡºݤ PPP å򳫻Ϥ롣
\fIդƻȤ\fR 
Υץ롼ǻȤȡ
³Ǻޤ褦¿ΥåäƤޤ

.TP
.B \-f disc:sess
\fB\-f\fR ץϡPPPoE  discovery ե졼 session ե졼ǻȤ
ͥåȥե졼ॿפꤹ롣
פϥǶڤ줿 16 ʿǻꤹ롣
ɸŪ PPPoE Ǥϡե졼ॿ 8863:8864 Ȥ
³褬ɸŪǤʤե졼ॿפȤäƤ뤳Ȥ
ϤääƤʳϡ
\fIΥץȤ٤ǤϤʤ\fR 
ѤƤ ISP (󥿡ͥåȥӥ󶡶ȼ) 
ɸŪǤʤե졼ॿפȤäƤϡä褤 !

.TP
.B \-h
\fB\-h\fR ץꤹȡ
\fBpppoe\fR ϻˡɽƽλ롣

.SH PPPOE ط

PPPoE (Point-to-Point Protocol over Ethernet)  RFC 2516 ˵ҤƤ롣
Υץȥϡ֥åͥåȥ
åݲưݻǤ롣

PPPoE  PPP ե졼򥤡ͥåȥե졼
ץ벽뤳Ȥˤư롣
Υץȥˤϡ\fIȯ\fR\fIå\fRȤ
2 Ĥΰۤʤ륹ơ롣

ȯơǤϡۥȤ\fI\fRȯ뤿
̤ PADI (PPPoE Active Discovery Initiation) ե졼
֥ɥ㥹Ȥ롣
(Ūˤϡ 1 Ĥ) ֤
PADO (PPPoE Active Discovery Offer) ѥåȤ֤
֤¸ߤ뤳Ȥȥӥ󶡤뤳ȤΤ餻롣
ۥȤϥ֤ 1 ӡå򳫤Ƥ餦
PADR (PPPoE Active Discovery Request) ѥåȤ롣
֤ PADS (PPPoE Active Discovery Session-Confirmation)
ѥåȤDZ롣
θ塢ץȥϥå󥹥ơ˰ܹԤ롣

å󥹥ơǤϡۥȤȥ֤δ֤
ͥåȥե졼ޤ줿 PPP ե졼बȤꤵ롣
̾Υͥå MTU  1500 ХȤǤ뤬
PPPoE ΥСإåɤ˲ä
ץ벽줿 PPP ե졼ˤ 2 ХȤΥСإåɤΤǡ
PPP 󥿡ե MTU Ϻ 1492 ХȤˤʤ롣
Linux ޥեȤƻѤƤꡢ
եظˤ륤󥿡ե MTU 
1492 礭ȡ\fI\fRȯ롣
ºݡΤ˥եθΥޥ MTU 
1412 ˻ꤷƤȤ侩롣
ˤꡢإå TCP ץ IP ץȤ
ǰξƤǤ롣

̾ PPP ³򥷥åȥ󤹤뤿 Link Control Protocol (LCP) Ȥ
 PPPoE λͤǤϡ³򥷥åȥ󤹤뤿
̤ PADT (PPPoE Active Discovery Terminate) ѥåȤ
ȤȤƤ롣
Υ饤ȤϡPPP åФ뽪λ׵ȡ
PADT ѥåȤǧåλ롣

.SH ߷פɸ

 PPPoE 饤Ȥ߷ɸϰʲ̤Ǥ롣
פʤΤ¤٤Ƥ:

.TP
.B o
ư뤳ȡ

.TP
.B o
桼֤ΥץǤꡢͥؤΥѥåˤϤʤ

.TP
.B o
ɤɤߤ䤹ƥʥ󥹤䤹롣

.TP
.B o
ƤƤ PPPoE ʡRFC 2516 ˴˽򤹤롣

.TP
.B o
Ф˥ϥ󥰥åפʤ -- ³ڤ줿Ǥ⡢Τƽλ롣
³ƳåѡץȤȤ褦ˤ롣

.TP
.B o
ǽΨ⤯롣

.P
ɸ򤹤٤ãƤȹͤƤ뤬
Ŧѥåǥʤɤ () 롣
Ϣ뤿ξˤĤƤϡΥۡڡ
http://www.roaringpenguin.com 򻲾Ȥ뤳ȡ

.SH 

ɤη̤뤿ˤϡ\fBpppd\fR  mtu ץ
1492 ˤʤФʤʤ
Υץꤷʤä硢
礭ʥե졼Ȥä꤬ä
ˡ\fBpppoe\fR եưƤ硢
եظΥޥ MTU  1412 ˤƤ٤Ǥ롣

꤬ϡƥå뤳ȡ
\fBpppoe\fR ϽפʤȤ syslog ˵ϿƤ롣
Ǥˤ뤿ˤϡ\fIdebug\fR ٥Υå
ϿǤ褦ˤƤ褤

.SH 
\fBpppoe\fR ϡLuke Stras ˤΥС˼ơ
David F. Skoll <dfs@roaringpenguin.com> ˤäƺ줿

\fBpppoe\fR Υۡڡ
\fIhttp://www.roaringpenguin.com/pppoe/\fR Ǥ롣

.SH Ϣ
adsl-start(8), adsl-stop(8), adsl-connect(8), pppd(8), pppoe.conf(5), adsl-setup(8), adsl-status(8), pppoe-sniff(8), pppoe-server(8), pppoe-relay(8)