ͥåȥڥꥹ - SE̼η -

ͥåȥڥꥹȤλкȤǤͥåȥڥꥹȻι
̡ʤΥġ⡢μʤɤξǺܤޤкߥʡԤäƤޤ ͥåȥڥꥹ
кʤ麸κǤܤ֥ͥڡץ꡼ʵɾҡˤǡ
ͥåȥڥꥹȻ˹ʤȡͥåȥ˴ؤμ䵻ѤǤʤɲϤʸϤȤˤĤޤ
ˡλ˹ʤǤȤ뤳ȤǤޤ

ƥꡧ7.ءL1,L2 > 7.10 PPP

Ǥϡ󥿡ͥåȤ³Ƥߤޤ礦
𤫤եåĸȥץХη򤷡󥿡ͥå³Ԥޤ
֥ɥХɥ롼ȤȤۤȤɤǤ뤬ϥѥ󤫤ľܥ󥿡ͥåȤ³򤷤ޤ

Windows8ξϰʲǤ֥ͥåȥפ򱦥åΡ֥ץѥƥסֿ³ޤϥͥåȥΥåȥåסס֥󥿡ͥåȤ³ޤ
ǡ֥֥ɥХɡPPPoEˡפ򤷤ޤ
pppoe
ץХξϤޤpppoe2
ǡ³ץܥ򲡤³Ǥ
IPɥ쥹DNSʤɤΥͥåȥϡưdz꿶ޤ
ʲΤ褦ˡʬꤹ뤳ȤǽǤ̾LANIPɥ쥹̤Ȥϼ㴳㤤ޤ
pppoe3
Τ褦ˡǤPPPoE³ˤ륤󥿡ͥåȤۤȤɤǤ
sef4

PPPoEʤƹȤƤǤ󥿡ͥåȤϲҤΥͥåȥ³ФǤޤ顢PPPoEפǤޤͧãβȤΥ󥿡ͥåȤϡȼԤƤ롼³ȡ󥿡ͥåȤǤޤ
ˡѥPPPoEȤȤϤۤܤʤǤ礦Ǥ⡢ۤȤɤδȤǤϡ󥿡ͥåȤ³롼FWˤPPPoE򤷤Ƥޤ
³ˤꡢPPPoEȤʤ⤢뤬ȤƤϾʤ
ޤȼԤդƤ롼ȤΤȤǤ餯PPPoE꤬ƤϤǤ
pppoe
PPPoE򤹤ˡδܤȤʤ뵻ѤPPP򤷤ޤ礦

ȤPPPPoint to Point Protocol)ȤդΤȤꡢPointˤPointˤؤ̿ץȥǤ롣褦ϡ11̿Ѥץȥ롣
ǡؤΥץȥǤ롣ĤޤꡢIPɥ쥹ʤɤˤϴͿʤ
ʥäISDNǤΥ륢åפǻȤ줿Ȥޤˤ߿⤷ʤ
modem  
ǶΥѥǤϤޤ긫ʤΤ褦ˡRJ11ȤʤΥ󥿡ե롣Ĥʤ륢å³򤹤뤳Ȥǽ

ϤۤȤɤRJ45ȸƤФLANΥ󥿡եǤꡢȤȤϤʤ⤷ʤ
Ǥϡˡ򸫤Ƥߤ褦Windows7OSȤä̤ϰʲǤ롣
֥ȥѥͥס֥ͥåȥξ֤ȥɽסֿ³ޤϥͥåȥΥåȥåסס֥󥿡ͥåȤ³ޤס֥륢åספޤٳǧɬפ
ʲΤ褦ˡ륢å³β̤Фޤ
ƤϥߡƤޤLAN³Ȥϰۤʤꡢֹ졢桼IDȥѥɤǧڤ򤷤ޤIPɥ쥹ϡưꤹ뤳Ȥ⡢ưͿƤ餦ȤǽǤμưͿDHCPǤϤޤ
daialup
ǤPPP˴ؤơWAN𤷤ĤΥΡɤ륢å³Ȥ˻Ѥץȥǡ䥨顼ǽĤΡH20AP-55ˡפȽҤ٤Ƥ롣
ǤϡPPP˴ؤơ֥󥯳Ωեθǧڥץȥ¹Ԥ뤳ȤǤH20NW33ˡפȽҤ٤Ƥ롣ǤǧڥץȥPAP(Password Authentication Protocol)CHAP(Challenge-Handshake Authentication Protocol)Ǥ롣
PAPCHAPϸդ̤ꡢѥǧڥץȥǤꡢPAPCHAPˤäơ륢åפˤǧڤԤ
PPPĥΤEAPExtensible Authentication ProtocolˤǤ롣
ͥåȾPPPѤΤPPPoE(PPP over EthernetˤǤ롣

³
륢å³դ¦ϡ⡼ȥФȤѥФ֤зLAN³롣
ppp


PPPΥե졼եޥå
ܤϰʲ
ե饰 (1)
ɥ쥹ʣ
ʣ
ץȥ1 or 2
ǡʲѡ
FCS(2 or 4)
ե饰 (1)
äϥХȿ

PAPCHAPϸդ̤ꡢѥǧڥץȥǤꡢPAPCHAPˤäơ륢åפˤǧڤԤ

1)PAPPassword Authentication Protocol
IDȥѥɤʿʸή

2)CHAPChallenge Handshake Authentication Protocol
åȤȤΤǡѥɤŹ沽ή롣
ǤCHAPȤơPPPΥ󥯳Ω塢μǥ󥸥å뤳Ȥˤäƥ桼ǧڤ򷫤֤ץȥǤH17NW29ˡפȽҤ٤Ƥ롣

ͥåȡEthernet˾PPPPPPoE(PPP over Ethernet)ǤATMPPP¸ߤPPPoAȸޤΥ󥿡ͥå³PPPˤ륢å³ǤPPPǤС桼ǧڤǤ뤷ɤ³δʲݶˤǽǤȤADSLBեåĤΤ褦ˡLANʥͥåȡˤ³ϡ桼ǧڤǤޤ
Ĥ

ˤǤ͡
HUBˤĤʤïǤLANѤȤޤ顢ƱǤ͡
ǡ桼ǧڵǽPPPλȤߤ򡢥ͥåȾǤѤ뤿ˡPPPoEȤ褦ˤʤޤ
ǤϡPPPoE˴ؤơ֥ꥢǻѤǡ󥯤ΥͥΩǡžLANǼ¸ץȥ(H19NW 37)פƤޤ
ʲοޤ򸫤Ƥ
ޤBեåĤʤɤΥ󥿡ͥåȤʪŪ³ϰʲΤ褦ˤʤäƤޤ
jpg3
ѥϥ롼ONUͳNTTʤɤΥꥢθ³ޤꥢǤϡBASBroadband Access ServerˤȤPPoE֤ޤPPPΤȤRASʥ⡼ȥСˤƱǤ顢ISPʥץХˤ³ޤ
ǧڤήϰʲΤ褦ˤʤäƤޤ
PC̿ꥢBASˤPPPoE³򤷤ޤPPPoEϤ֥桼̾@ץХ̾סsamon@isp-1.xxx)ȥѥɤޤNTTΤ褦ˡISPΥץХ٤̿ꥢξϡBASˤ@ʹߤΥץХ̾򸫤ơץХǧڤžޤΤȤΥץȥRadiusǤǧڤĤȡ󥿡ͥåȤ˥ץХͳ³ޤ
pppoe2

PPPoEνϡPPPoEФǤBASPPPoE饤ȥեȤǼ¸ޤǶOSˤϡPPPoEΥեȤäƤޤΤǡեȤȤäƤ봶ФϾʤ⤷ޤ󡣰θŤOSǤϡեå³ġʤɤΡPPPoE³ѤΥեȤӥ󥹥ȡ뤷Ƥޤ
IPɥ쥹ϡdzƤ뤳ȤưǼ뤳ȤǽǤμưͿλȤߤDHCPȤϰۤʤޤ

̾Υե졼
[MAC(6)][MAC(6)][(2)][ǡʺ1500ˡ][FCS(4)]
ץեɤˤIP򼨤0x0800롣

PPPoEΥե졼
[MAC(6)][MAC(6)][(2)][PPPoEإå(6)][PPPإå(2)][ǡʺ1492ˡ][FCS(4)]
ץեɤˤPPPoE򼨤88638864롣
PPPoEѤΥإå뤳ȤMTU1500-8=1492ˤʤ롣

PPPoEإåΥեޥå
С(4bit)
(4bit)
(8bit)
åID(16bit)
Ĺ(16bit)


ݥ󥵡ɥ

ΥڡΥȥåץ