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1、:Djipoed ar pppoesId :/ : !,> 13:57:IS 13;V:1967446幵 5i,2?wa3015-09-142M5-W-14NaWB/lf391ZV442H43QJ31442M3453454换4544574 $445#4関4&12<Q5-D9-1 2O13-D9-14 3(J15-D9-14 2XJ15-W-14 2toS-0&-14 2015-09-14 2013- D9-14 3015-09-14 2015-09-14 201S-0&-14 2015-09-14 2O13-D9-14 3&L5-OS-14 ZiU

2、5-09-14 2<K1S-Oi-1413:7:23 13:57:::23 135V:2322412000 20442 KK10 205193000 209532000 2122641013:57:24. ZL23UWCI 13:7 :2 5. MOSEMXKK 13 :57:::2 5.210831.(X)02UO5M0CIO 13:57 :2S. 312521000 13:57!25 2:1込5泅0 13:17 :21. 21.2000 13:57: 25. 212fi74J0M 13 5 V:25, 212964000 ia:57:2S. 31302&M0d&2 2

3、(Q5-09-14 13 :57:25. 21481DM0寧 £xpre5»oniU Clear Appy Save Rft*r eng sip SourceDiestindbor:U n I 一; A.1 : C>EIDB I l_W : W : 3flDell_9Z! 30:5eDfi 11277 :6c11-277Oel 1_92 :3<?:5e PWdED;淳魏眸記I?脇驴orjjgpoedProlDcal RPV UL* PPPOEDninarian ackDiscoveryseweryAcUwe ActiveTermlriaEe Cpadt) Ter

4、minate (PAOT)Dfill r D®in_92: 3a:i» oel 17: a? : &cDflTl20:54 Dell-y-aTztc DeHlS2!3O:5-e ml 1_A2 : sa :Del1_27:a7:6cDflTI3; 90: 54 DellJ!7-<7:6t: cell 1JT !a?:6c D«n_7?: J.7:liE oell_9J:30:5& Delil_gz:30s5-e DeH_SS:aCi:Se Dell 9Z:30:5eDoll_zr:a7:Cc Mll_9-23O:5e DflllZ7:a7:i

5、ECDell27:a7:ficDoll_.2 7:a7 : CeMll_«3:O:5eDallas?: 37: 1ECDell_42:2fi:5ieDen_92s3C:5eDoi 1_U2:10: 5e M1127sa?:fit DflllZ?: antic Del1_27 oell 27:aQficP 叩口 ED FPFOED pPf PPPPPP PPf* PPP PPP PPP ppp PPf PPP PPP PPFLCP LCP LCP LCP LCP LCP LCP LCP £HAP LCP LCP LCPFPP LCPfl-7B4&3杞 37 4H603

6、*6 閒60 阿40 52 4d1s eatery Discovary Dlsc&veryRequest Request ACKRaquiGStRAjtCERequest Ackoff er (pado) AC-Ncune- Requust (PADIl) ses s 1 on-ccHif frflmac IonArrive Acti vn- AcrlveConfi-guradcMi Conf i 卯厂 “ fan cotiflguraclcwi Conf igurat ion conTIgurattchi Cofifl-juradffli Conf i gurit-Tcin Echo

7、 R«quesr Chai 1 mg<c (njMME* ' scut i»t -Opti Plax - 3-B0', Iden(ff1cac1onI(Jflnt1if1ciaT:1on Idcntffication30 E<ho ReolvPPPOEt立过程抓包分析准备工作:1. 开启 wireshark,设置过滤条件 pppoed or pppoes ,点击 apply 应用VMware Netwcrk A -'VMnttfi Frxtid 4 74 : 6D hyta-s 口仃 wire- (4£D tiits) ,hyt

8、e-s cjipturiG-d (4KD hies) on intta-rfaco- 口fFi Ethernet na srci Mll«27sa7:6c (b<a:c:(. Mt t D11_92z34H 5e (bOtiS3ire:92i JO: 5e)2. 点击PPPoE宽带进行连接(至于如何创建连接什么的自己百度去)'ip 拄刖面宏网呂刃ntrrnet卜网擠连擾*文嶺冃闌E> S(V) IiT) K®(N辛却惑 启动Jti竝至命客就洼接鳩此连孫更改就逵接聿VMwar? Network Adapter 咚* VIViretl已築用>本地注聂性

9、夕十阿蜡74Realtek PCEe GBE Fsmify Conftr-,.密码3. 连接完成,即可进行抓包分析了。PPPOE建立过程抓包分析一、发现阶段Discovery1. PADI :客户机以广播的形式发送PADI数据包,请求建立链路。1310-23:13.144L*51121LL22201-0-142ftL3-M-142415-04-142ftL5-M-14id:2D :l . irnjrsiMn 10-39:1 J.lG:29:M.R2BrSOOD10-29 :Wi921OSM0wll_27;i?:?c itallW:用: W-11_27;17;«!C bill_

10、1;: 34:1! «ll_27i*7:ficDm11_2F3 : XDelUZ:3Q;5* :11_73:2Miusiiaifc:44 JteElva Dllcmry HaqunE. (PMH.)«0 Mdve Dlscnvtr MSf-lon-conrirMTiQn (fm-) JO At1w Dlictn-«ry TanHlnE* (PJIDT)4>5 acc1>* &1scnv*ry -i<n«1nac« <rwr jdz;曲o bytts fl" «ire 炸ZQ.40 bytc&a

11、mp; c-aprveih+ry Etlwrw ii, src: Mll_Ni3Cij5d CMiSSiftJiij.aiir-D旳dniTE: Irriiisi:【FF :杆: sum: D4ll.U!»:Sd CM!*3!f«192'30!54-) Type:胛啦 DhcmrjrPPP-WW -EtJhtrntT DlSCOvfrFyan 1 JWjFrfjirF 口i£¥ D一 J -*.”w *- j .5*3,KC! InraMicasT (Tf :rr_friTr:rf irr)|.rWrFKailCEvt* Mkm I lie &#

12、171; ¥(F5lfln? 1 -0M1 TkP4: 1 jgpdB; Actlg Al.www rd节朗 迪孕伽工m QwaHM)卜”.Piylwrf LnjWi= M 宀qJMMMW! P»POL帀片5wnit-Unig: 啊HWOWJgflflgOfli阿832. PADO:访问集中器AC收到请求后会以单播的方式发送一个PADO数据包对客户机做出应答。Na.Nu*n HliufcdnnrfscdLanih IruUd Z015- Mi-li 10;29-;11.ET03-M»01-45 zoa'b-cfii-M id:j4!iS-.±iu

13、woa11H : :iL5 f? jj Li:« :? J 9?MSW011J9id !JA! M . aMIAMdLill_92:3G-5eDtll_H;?D-5e DSlll.即泊?二农FELD PFPuED PEED PFPliCDW *LTive uiMavery iequesi«4 MX I m* 01 耽ZTyiuu- CPADEj20- *ct1 vt fidKOvery T<ri1n<ce 侍WIJl” «O MX I vA IKl 昶3打y T4rl沁l岂 l;PJu>T>-friw 1 + 1: HT byt-n an

14、nlr-«- gBriMJtH电” .F byti cjplurtti (吕0日 bdt)mi屯 口ETbcrrwc ei8 fire : M11_27:V: &C RM: !: fif : 2? i? : 6c) s K?Y »11_®;W:5t (Mi 33:f«?92 : 3D : 5t) s B«a L I n«t Im: DhT1U= SOWCfl: tMTT_2T:<7;tc :TyjM : FPPuE Dl s.-ccwy QiaEe-;t!ftZP*EC FTr-ctr tThierret dMxwery

15、?! . - Mars han: 1j.i i 0W1 rypt: 1匚皿: 痕II UlNgiiiWY Offir (PACO Im皀MfM 丄";GmOC面 PAylarid Liiiilh: *T '*-3£t#Il SC15CC«JCt! fr2WXXD I 卩呼Ot 亍“手_ _ _HMM:PTifcs-liaifl h _ _c9d-cf-H75<K7iccidd5Dcfl7iba?flH>»CH® Mnatnoci Dooa Dooa :r<naw»3. PADR :客户机收到PADC后,选择其

16、中一个 AC,然后客户机根据选中的 AC的MAC地址向AC单播发送一个PADR数据包,表示请求该 AC作为服务器。丄与 2015-09 直 10:29:13. HQHMKHK) Ml 1_27 :*?;氐Deli_92:3D:5eprrotnB- actilvie cHs-mer -arftr CfdoJ *t -m«- 'inPEtsT Apt! rl«- 3-!0m11_27 :V;&crrroiBGOEd s-cweryimLwi-CEfrfirPMciar (ms)1>5 ZaiS-OS Ad 10:29:13. 271115000 ii2i

17、zaiSr-ag-i-i io:2a: m.«2 ie? sddo 1L22 2015-M ll 10:2S:5At WAD54fl<WD«n_U7:10:5*D«llZ7:dir:acPPPX3GD-Dtli_WF3O:5trrmn-TO Ar.E Dl>Eravn-y TbtI rul (PADT SO *CTlMe Dlicmery Terplmiei FrHM- :U4i 出臥聽 on> tflrs f5¥B Iwcik 亡啊unrf 1512 bli“ oni 蚱冲 DfrtwrnFt IT. IS re: &*和_&

18、#171;3 ; 10刃 ICbHB ;&;:B1話:; 01 |Brfe;3<T; Bf 注升砂;詹4_ HMddnulcft! ml 1_2? 1 1 址比口口蜀! ¥油卫上&ii电注心AlvhEtefcH Ewrc#"片宅 rNnkhcU;TypA! PFPOG DiSCOrrtry 伽PPP-rr-Eqhtrnet0001 . -vwsloft! i严K-mrrtfoda? 舷 riY 之 En呻w RA4U45.T JfiKl*!''P 创 Md LACJhL 4日卿班TagsH05-i-un1qi!誉000加K加HgOiXX

19、XaaJC-Cw*; <Wlirc«iP5jK-73c-!:MiJ50i:B?JlML3TCWWMfl4. PADS : AC收到客户机发送的 PADR数据包后,会创建一个唯一的会话ID,并单播一个PADS数据包给客户机作为响应。U3 2Q15-C5-lja 10-Z9;13Hr?031WW14+ 201&-04-14 14:2a :lkl?£l3?54UD"PEfii FPPtKDLL2Z 2S15-W-ia lrjg : 5J_ szjqjmm址11_3打审;駅tclU?-3O;5<OeH-2';*7;i5C.”Di兀Crf-tr*

20、c-MaBe- mim -Apr 1F1 ei:-3W84ml去BMFy iuwse "jm)PFPiKDWPrtiO2DrDl£COt<r50 jciwe Discry TerwiriHte(>jU>tj fraw 14 5;阿 irftes- m(80 bj t4J_. -W-,忆矽口弋口 l>EO bits v rrrr亡rTe 0-EClWME IIH mrc: MAT-黔汕比 Ac IM:学:ST注尢丘社 Mll_Mi!.dU:<M ; tiJ Ax4± : Mh! S*) |-_H DecinMlCTi; LH! i I

21、_rZ s ?:HJU3 ;t< i 9130 5eJ -_.站 5OirC4t Mll _J?!a:fiC pR! JC !眄乩尢 *£ IfaeTy”; PP除 Discmry (MSH?】PPP-CvAf -ECJhtr fMT DiiCDh'tfyPMW CDQEflW»1 . . i« - wslljn; 1/.-(Ml TM.! 1HMEiry Sevsinfl-CDHf irawtl tjn fPStHJ 5血F 亭伽 TP” QrtMDrl- -Length:pspoi ngs Kns-t-Un-lg: «A?OOapQOG

22、W<miIWaM二、会话阶段ppp1.协商阶段:客户机和AC要互相发送LCPRequest给对方,来确认发送的最大传输单元、 是否认证和采用何种认证方式的协商。(1)确定采用认证方式4 31 2O1!f-D9-1413:S7:23. 204532000xll睥 Mktfimil l_27 :a7:ficPFP l£p41 c.£Krf1g«jrATlcn R.«qu«sc44Z 2011-09-14ll:57:Zi. Z12ZMOOODell!Tr«T;etE»ell3Z:3Q:5ePPP LCFOD Configur

23、it-icn R.eque5t轴15-峠-id| ff开 | .PPP |_CP37 CVvffvrTlQii *ckj4 53 :KJgQSWW13:57:Z. E0330000PPP LCP43 ContiguraTlion kcqucsc » JO15-&9-1AU-5?-S5.21O#J10«)fell _27:17:6cDcll_MiJ6:5ePPP LCP60 CwTFIgur-iitiOTi Rejett4S5 201-04-14112572ii5. 211044000»11.«!:5-fiAl l_?2a7' ficPPP

24、 LCP36 iConridraTlan n-E>qu«sc4>G 201-0-1411:57:Z5.Z12521WQ臥11 «27E;CcD«n_9Z:3Q:5ePPP L<PBD danfigurat-i wi Ack<57 20H-09-U13157S25.21251&000MTl_27tV:6£Ml 1_92 nd: 5#PPP LCPGO Echo R-eqsT4 SB 2dl-D«-1413:57:21.21255 50000*107 :a7 !.Sc&«11_32:30:5

25、7;枷已3Gt (LhukllAnge imjmC"9xncHr-pc"ltl«k- 1ED*, VALiX-DxGBlSaJl;d>9 2CJli-&5-lflli:5?:25.Z12Hr4000Dell_gZrSfl; leDcll_2?iuJ rficPPP LF4Q IdcrtifR-fltiiPO450 201(-04-141衽时三料.?12Q&4000D«ll_«!?! Ml! 54ftl il_J?2?76CPPP LCP52 TdMicif1C-ac1i4C111:57:25, Z1W2 WOO&t

26、ll_9Z:M: JeDell_27:i7:GcPPP LCP4ft Idencif ic-icion*竝 201S-&9-11li57;25.21aBlMOODell_92;»;ieppp LCP30 EChO R-efFly4S3 jait-DQ-14U:57:2S.2152BMH05<fiDfil l_27:a7:ficRPfr CHAP4& Rfl2gDn5.a CHAMt- lci' P vju.uen2 &4D5S 3c3f£iabl GBbZcOtU E-l*flfrl 2015-D5-1411:57:Z5. Zl&

27、;JMOQODel 1 申 E; ftcE»ell_BIZi3Q3 5e:PPP CUMOD 5ucc«3 (MESSAjS:-'Access qrwted')««5沖1*曲141Ts57:?5.?1J2OOOSWTlJhM;耿Pftll_92i3Ci5ePPP JPCFcenf1>jriTlCfi AMU«5(4«E 201-09-1413:57:35. Z14Z49QD0Dell_92: MJ: 1E&on_27:a7:BcPPP IPVK?3S tonflgurATiiDn R.cqu«s

28、t-AT 11 片 i*ii5 i *T*1卄*嘴勺心硏*11 片 .他.q*n*1 t 5 -小-2nr» xFK"in武 F 严 l-tF -I kTL a-P ! r-1-r n= * *!Franc 443r 37 hrytcs an hire (29iJ faits). 37 b/tes captured (3M bits) wi intwfa£E 0EThenei IT. 5TC:M! ie (TUO:B3:fe:fl2: JO:5e) , DSD Oe11_27;i?!C< (b8:4C ;i§r:?7;*7;tc)-orvor -t

29、TiharfiaT Sfts-slanFol rrt -E-Pdprgtacal 21 Link conTral Pf-acQi;! |f£nEE>>l')PPP Link Cowicrcil froftacalf闵电;C:时FT馭JMLk (2)ldandf 1j«tl 1 (QxDl)Length; 15 gp-Tlfirts: (,11 byxesJ. *y<h«rfl:1cjbr1ort pyqOCOI. MSfllC Ntiibr 1 AuchGOi IcatI on RrmacDl: Cha.llenge mandshakt

30、AuTh«HClcaci<nii f rotocol (-OxcZZ) Tpe; AMthcRticat 1-on Protctol (3) LCsfigrttip 5 rth«i ci cation Prat&col: -ChallEnge Handa-hoke AuchenticAiticvi Frmacol (Okc2Z3) alflylthai; chap iRh Mpj (i> Haalc wjFib&r: DxcGCSaS5-q(2)确定最大传输单元4 S3 23 5-04-14iH mS-09-11 1壮沖;壽沦1曲紀期J5>

31、 2O15-09-ia im?-; 25,2110*1Oell_ZT;H7rk.PPP LCP-PPP l£PPPP LCP'ku j ui 4 3 匚cnrf l-ur aElcm iwquASiC 即审ir枇IM HeJ-ecc 30- CcrTf lovratiori 赳(护es*t4JT 2015-D9 14 12 : ST : 2S. Z12 H«B0&ell_27:aT:ficCell 9Z;30:"5ePPP Lf45S 2415-09-14 11:57:25.2125550血Ml 117: 17: 6cMll_92:3ft:.5tP

32、PP -CH*F45Q 2015-0-14 1灵刃总乳牛耳MOMWll_fl2!SD!5flEMll_.Z7!aJ:A:PPP LCPJi E-OQ-14 :L*:S"科Dfiill_17!a7!&cPPP LCP"凱 冲1 卜詢“PPPW JO15-09-ia im?-;Z5-Zia41Qgog011-1; Mi'ieDell_2r;a7;&cPPP LCPAei zcis-ng-ia 11157:25.215245<&sll_9mo;5e血1_2口97険PPP <HflP444 2C45-D9-14 l:Sr;25.Z145W

33、KK>Oell_9Z;3Q-15ePPP Ctvf4«!r 2415-09 14 1 : 57 : Z5.21442JK0OliiJ7:aF:6cDtH_92:3l>:.5tppp4C« 2015-09-14 13;"57!i5.2ia24«KK!»ll_W!SD!SaDftll_37!a7!&!:PPP IPi«CP £"1 >/>a C An -i-i > CY i"k-i 4 C IAAjHm1"I AV 3h» i Cmrv.11 *7 i

34、 -s7 hhh t ru- re4 54 M15-D9-14 11»57;25.212121 tel I_jr;a7;fli:0«11_92;:3阮 5cPPP LCP40 Conf ifluracion MkGO- Echo 4equc5C63 chai 1 tnfl HWE-»n.a5C»4>pTlP'l>fcK-3BCi' r YM-UiL"4iK6835d21«:3flfct 4G idGrHlficaCfcriX idctiTlf'IcaEfori畸l古憎仍詐U时30 Echo fiep

35、ly«fl Roponie,vLlE-2-*HJ553c35«*MBbTc0bJ5J JdZrfedi60 Socces-s- (NESSGE- access q4nt«r60- £«nf Iguraclon H.*qu&5-c3& cotyT 1giirac1t>n n.CQu&CC r 4 is-.p 44r £1 ftflre 134: W bytes m 佃亡(*B0 b-Sts) . W bjrtw cptyred (iHQ bits- dr interface 0Ii PP-aver-Ethe

36、rinec Session|工口上5pracocol :l Link cancral prctDCOilLCPSfifflg ppp Link camrol pfmmqI-Ethernei II. SrC; DelU(b4-*c :-iSf jZTia-rCc) . Dit; t*ll_9?;30;5e (bO-8J;fe;EiZ;3D-!ke)CdriA: carvr 1-9uiAE:1arh ACk CJJUcnt iff ifr : ? (0?E&2)Lengths 14ptlorg; (1© bytT* Iwcli* Rece1>e unit(讯呵v wnber

37、 11kauinrii AeccIms lftIt: 14B0Typ*: HiKlttuib r.«c«1v& un1c 1J_1-WLangfthJ 4IiRACfilwd LTblt : 148&e Mgk Myber: 0"311?lFb2.认证阶段:双方通过 LCP确定好认证方式后,就立刻进行认证,认证完成后才可以进行之后的网络层的协商。该过程可以抓包到PPPOE拨号的用户名及加密后的密码。461 2Q15-0&-i-4 13 :S7!25. 211023000462 20-15 D9 W 13»57i25. 2i44i(

38、KHHJDii_aa:3o:5* DeH_92;0:54!冲 IMMltM* 愜 13;?T;?55.2141 19IS7125.214352001 UrSiZS. H44A«0<lD lJ r57;Z5. riSMMQWJ iir77;z5r niiaaim 15T:I5nM«&5«MM 13!灯 JELlZMfifiOffia i!:57!i5.222721000 1J;57;Z5. MW4000 1;5T;Z5.fldSajOOQTs T- 2 2 3 T T i 7- 2 7 二_afl_9_2f_z -111H11

39、111 n-B-ulhn-llllwn-1 w=n* 筈 M mmx呷參心忌又;«<*七阪总:-&£ h FaooT. T- d T 4 fdsa H- as acsllJ-7:A7:bcPPP LCPIMll J:7:*7:cFFF LCP4-6 IDEHtlT'FcaClDfl 旳 b母 IWfrl jjM勺呼玄“,mrf. bD C/xiT iurait I £hi SbvquMl 3哄聞T1 哲昶1M K«4u42C JpcutT Israel on n«qu4£CS2 tanf Iguraclofi M

40、k CO Pr(rtxol Reject 刖 CXE 4費r/'lM ftrjtctED CbiYf gZE*(胡j44 tsrf 1 攀imti 口<i iL«qu«2C f flQ Ccnf Israel cm Mk / flZ Hentrfi-aMp 恥阿t /Soin昱jlljj 乂 kj-T;2M.«iQi22HP CHAF11-92 = 3Q1: n«l 1划i: Id:强 Ciill_2-?:aJ!6c cell_?7zjJ!fic im11_2-7:47;«c Del 1_?I-30; ?s= !ll_92=3&#

41、187;:?e n-MlUPiATifiE Eiill_W-30!Si CfilU-7:i7!ficPPP CHAP PPP IPTP PW IPV6CFPPP IPCP 片* IKR ppp L£pPPP IPfP PPP IPCP PflP IPCP FPF IFCF 齐P IKP IGHPvSPS+SE&HES:« Frare j-sj- d駆 fcryces- on wnre (3M birsl,JC t)yr« capr wr-td “盟 bits-J on izirf!<* jf Ethernet 11. Src; CHETl_K;?Q;

42、Ke 3;亍 1何;1W1毋C4t: Brll_27i-i7:fc 1(业竺护2:;府;6柑 B PPP-fiytf-GtharriAL Xfl雷 g*= 1 jTl P4lnE-t4-PCirW PfCl art MkXprac-ocol. chai 1 cnq« rurdshakK Tl-flrclcaclon pracoc-nl (&nc223)PPP Challenge Handsiukc auchemlc-axlon Prmocol<nde: a:«pw5eid.niHMb:Llill叫|EITl: 24a UlSvalue 3-24: 16I- w

43、aw亡;iigioysuiMniaiiDr uuw n 口凯小“ Hape:3.IPCP 协商阶段:双方协商 IP服务阶段的一些要求,已决定双方都能接收的约定。双 方的协议是通过报文中的Option进行协商的,每一个Option都是一个需要协商的问题。则个过程一般协商多次。最后双方都需要答复Configure_ACK的同意报文。(1)客户机同意报文A.AC发起申请 RequestMHlI.VJLdUiLMPPP XPCP罚 2O1S-M-14 46£ 2C4&-M-14 464 2O1S-CF9-14470 2«1S-Cf»-14 m 2fidL5-0tU

44、4472 2O1S-M-14471 2e4J-M-i4483- 2O1S-M-14 MM JCAt-M-lJ&52 201&-K-i411: 57:25-. 2ii£lS2OOO 11-5J:25-. 2iS44000 Li-57:25-. 214304000 Ll:57:2t.21«U2» 11: 57=25-. 2±A51«»Ll-5J=2t.2224«iMeU-57:25-.2JJ7Jie« U: (7:25-. 22444 SWO 11JJ7.2 5-.2S424 5OM l:S7:25-.

45、2W3:m6 13 .t7i2i. 54O14KMJ0i&-W-i4 i3J17.2 5-.7WtWWDfcTl_ft2L3OL5«- DfcTl_12i30i5* DfcTl_WiaCiL5# Dfc l l_2 7 g Ltt DfcTl_2?2a7£6< DfcTl_12l30l5* Dfcll_27!iJjL6< DfcTl_«!i3j&L5< Dfcll2?iaJL6< 142.16S.5.1 J iW.i斑.5.1J i也.i辭.5.13 1 啦.i歸.5.1*E»n_27La7i6c l»n

46、_27ii7Lfe!: W11_« lIGl Sft wn_«llGl5!t E»n_27La7i6c i»n_« iisis* i»n_27LaJL< wn_®L3&L5* 2 2Si.2«2SS2M id. 1>». 103.11 224.0. <0.22PPP- IPVfiCP PPP PPP ppp PPP PPP PPP ppp PPPIPCP IPCF LCP- IPCP IPCP-IPCF IPCP IPCPIQHp> DhCPMS-工GPM

47、 J:屮1 斗36 conTIguf atR-aqu&STS6 c<wrriurai1ofi R-aqubST3J cfrfl-uraTlari juIl6D protocol 匱町芒口:60 cwflguraclw st a j act4-4 cmflgur 眦*18闊 cfrfl-uraTlan cxtfrTTufin'Im R4Kju&5T6& uxrHguratj*fil iwtarslilp/ idin grcftp 52 fcr aciy 壬wreu3E41 EWCjF liTfOTfl - TrHUACtlOfi 3D O&

48、#163;d6a4££.4&ixa.fi staridAr-d quary OicOaM >ialfwa&d pacfa-fiTIm HtftQu西fHbQuiKT Nat应 rwLralrlii fpm: $ J«rli greafi 224.CLCLH52 恤古zreuF”u iOS; 50 byes- m wir (*BQ bits), 00 bye:- "peurtd 强凹 bits) m ir»tcrface 野 Echernec II, 5rc; C-eH_ZT:aT;5i: (bB;3C:CF:ZT;aT;c

49、c). Dst;网11_眈;刃;咒(M;B9:fs;9Z;Ki;5e 田 ppp-over-Ethernec Sessionr. Pnd nttn-PoHnt PrntncolPPP IP Contrnl FrntncRtcuin±Options; (fl byes)s IP address申*知Code;时iguracion I Request (1IdentiHer: 1 (OxUlinB.客户机确认,发起ACK报文2015-09-14ll;5?i25.216622MCiD-el 1 _27 5:6±Dtn_92;PPPIPCP閒 Ci&nf iguratfdr

50、l Request2-Dll>09-14LI: 5>7:25.21S2491MDCKn.SJ: 3D: 5:D&n_Z7:a7:>&cPPPIFVKP3C Configura.tin Ri&queistW?Pi¥-09-M1L3?57?J5,21815J«QOsn_flJ:3D:5®0slO7:a7:6ctwIKiP體 Conf1uraiiion ftquMT 点能 iQli-09-1413! 57:25.21SSOOOQell_92!30s5eeel 1_27: 4/!KPFPIPF32 corrTi-gurariwi

51、ack2Dli-09-li3LT; 17:25.219204M0Denj27:fl7;fic.Dtn_92TS&iePPPLCP60 Frotocal Reject"D2D11* CJ!S4L3 : 5-7:2 5.219322DODD*11_27:j7:Cc口b11_92 : 3D: S-ffPPPIPCPEQ Configuration RttjcctJ71L3:57Z5,21§3SIMO0ell_flJ:3D:5e0<?11_17:47:6£PPIKI>*4 CQnfl4Ur51;iiOnA7220i5-09-iJ13:57:25.222

52、i«60OGeel l_27sa7:6c.oelUJ: J0:5ePPPIPCP60 co<Tfigurar佃n 陌*4?i2&1S-09-M113 17:25.2227211X10Dell_i3O:5eDen_27;a?:6cPPPIPCP44 匚onfiguratfian Requeat4TAIDl'S-OB-H11:£7:25.226D4BDODDfl:n_27: j7:«eDnll_fl2 : 3D:PPPIPCPEQ Confi-guratiian AckL3:57Z5,2M24 5.KQi?z,i-es- 5.112-24.9.

53、0rJ2fr? Mertjership 口/ 5o1ngrwp22<.Or mm5042015-09-li11:57135.298733:000192. les. 5.11>MCP350 dhcp inforn - TrafliKTTon id0xd6a4cc4e® 2011-05-14L3- : 517-5014X301912. UB. S.1JHM5112 Standard qu-ery DxDMN Malforned Packet2D15_a9-L-413: 57:25- 7HH 749000192. ICE. 5.13224.0. D-22ICMPV3&2

54、 Hfi-rtic-rihip fieparr / Joingroup724. D. D.212Frane 46fl: 3Z b/c«s on n1re (25® bits) ( 12 byres cpturd (2 5 bits) 3 Intserfate 0 Etberpet II. Sr匚:Dcll_9a:H>:lE (hO:Si:fe:92 :I:-D: 3-el r 口5t: Del l_Zr:a/:6c CbH :ac:Bf :2?:ar:flc) PI>P -Dv«r -E ch&rnsT &as s 1 o-n pQln

55、c-iQ-FO1rrc ptocckoI一 apwerPPP IP CrtCOll PeMX Cade: CorrFi guratian Ack 2) ,c -Idem if i ar: 1 (口顽=rLtRfllh! 10options.: 口ytes>ri if address IF address: 192-LM. 5.1(2)AC同意报文(该过程可能需要很多次协商,下面只列举失败和成功各一次)A.客户机发起申请 Request46S 2DLS-M-14 11! 57 : 2 5. 21«22000 46G 2DL-14 IS: 57:2S.21&Z4DaD4&a

56、mp;B ZDl W 14 4-eS 2D11 W-lJi 4W 2O15-D9-JL *72 2Q15-&9-1JBZD13 09-儿心 473 2015-M-14 #741 2015-M-14 i83 2015-&-iJ 50* 2015-09-1* 582 2O15-(K-ii 588 2015-Gfl 595 201-M-M 59B605 201-04-14IS: 57:2 5.21£3 5-ZiMDM-:5tPPP IiPCP56 Canf 1 gur a.T i on RequestIS: &7:2i.21E44iDaD0b11I_32: W:5e

57、£®ll_7:a:i5cPPP IFCP32 Canfigura.TiiQfii AckIS: 1T:3S-21!S3C4IKDQcll_3T:Jk7:Bcflell_92: 3Q:5ePPP L£lPGO Protacol Rcjecx1?: lT:21.21932ZDaDDell_Z:*T:Dc.Dftll_92: S0:5ePPP IPCPGO Canfi gur at i oti fe«jeccis: irzzi.aissiBWDDell_52: M-:5eOell.ariJiFzDcPPP IFCF4-4 £口nfigura.tio&

58、lt;i RequestDell.afiazflcBell_92- SD:5ePPP IPCP60 CanFigurati wi 4ik1J;ST:2J22721MOCHrn.&2;3:5coellsflcPFP IFCP44 Canfiquratim Request1J: 1:25.De117;a7:ficDcl1_9!2;30:5ePPP IPCP0 CanFi «gur at 1 w> Ack:L扣井注眞SMMII3MIQMPvJ:62 Fembtrshlp Report / Join 时曲p 22iOiO> 252 Fb d1J:;25.2W33OOQi1»2.16«.5.13255-25 S-255-255DHCPJ50 dhcf irif-ore - Tr-ar&icilcri id (hcd$4cc4e13; 57:2屛丸E対図0192. IM. 5.19DN51116 srandLard削电怜 加如04 帕吋时吨。packet1J;57:25b7WWMQIGMFviieitershlp Report ./ 3o1n group 2?.O.fl. 252 To*1 a11: 57 ;26r 66990*000LLMNIR兀 sramard 刖电咛 加 or J? «. isaidpli:57

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