RDUterfcαnfigβif)t∏oshut
Ξ⅛□utarCDnfig-if)t
⅛LINK~5-CHftNGZD:
Iπ⅛*rfFaS⅛Eth»rn«10/1Chtng*d>t*⅛*τ-αUP
Ξ⅛□uter:
Cnnfig—if)⅛exi-c
RCUter(Canfigi)tiproutLe0i.0≡0τOIOOBlT1,5
⅝InlCCEφlaIEa^cannand・
R□ut≡rConfig)伞
(2)配置R2:
R2(config)#intfO/O
R2(config-if)#ipadd10.1.1.2255.255.255.0
R2(cOnfig-if)#noSh
R2(config)#iproute0.0.0.00.0.0.010.1.1.1
ROUteE>⅛π∣
Rsu^⅛iteoι⅛fIg€
ΞntezCOElfigUZationCClnEL=ndaronePerIine.ΞndWithCNTL∕Ξ-
RaUlCItE(COnfig]tintf«0/0
R□utez(cDnfig-if)#:
LpaddIOk1.1..225S.255.愛吕5.Cl
RouteE(CDnfig-if)tnoShiulti
Ξl□utez(CDELfig-if)¥
⅝LINK≡5CWlNGΞD:
Hri^eEf⅞c⅞FaStEtheEne^0/0?
ChangeditsIteUP
⅝LINΞFRCTo-5-OTDoWNZLiilePrClt□cd1OnTnterfaCeEaStΞthemet0/0rCilangedstatet;
QUP
RnUter(eo∏fiιj-if)tiprαuxeOBoTo,010.1,1,1
a⅞
%IllVaIid.inputdetectedatiλTEIHZkeE--
(Config-Xf)#exit
Pouter(COnfig)TiProute1D-O-O-OG.D-Q.010.1.1.1
⅞8□ιιu∙EltUOl爲21qr》肇
(3)配置R3:
R3(config)#intf0/0
R3(config-if)#ipadd200.1.1.1255.255.255.0
R3(cOnfig-if)#noSh
R3(config)#intfθ∕1
R3(config-if)#ipaddress192.168.1.3255.255.255.0
R3(cOnfig-if)#noSh
R3(cOnfig)#iproute0.0.0.00.0.0.0200.1.1.5
Sourer>≡n
SouiserteDnfig
CalnfigUEingfro®m⅛jnoιry,Ofnetwork?
Ξn^trCCntiguEationCβ3nn⅞ndsron*p#rIin•・ΞndiwιτhCNTL/Zr€*£CtinrfλO∕O
^oUIt;exCcanfig-If)tipadd200..1,1.JL255..2SS.2SS.0
ZIouiter(CDnfig-if)*πoshut
Sou-er(CDnfig-Xf1)⅝
1LlNK-S-CHANlGEiD:
IEItleZfaCeFa3tΞthernet0∕0rChangedBt=a七is七口UP
9IaIU€«e(Config-if)txnτf«0/1
Aαuz*cCeantig-If)tipAddrasfl192百2SS.2S&■富呂5■口(eenfig^lf)ItnO⅛hut
SOξiw≡rb'CDnfig-ifJt
⅝LZHK-5-CHAN<ΞΞ,D:
In⅛ezfBCeFaatZtheraetO/1pchangedsx≡"tetoUP
∏ouι^er(CDnfig-i.f)≠exiτ∣
⅞ε(config)troupe0,0τ0r00.0・0・0>200.1rlpS
⅝InVallidIGPIjXat,^λ*siΛxk*r..
SiOUIteZ(C口Ilfig)*iprouxe0.0.0.0O.0.D„□200-I-I-5
Ξloξj⅛ez(CDnfig)#
(4)配置R4:
R4(config)#intf0/1
R4(config-if)#ipadd192.168.1.4255.255.255.0
R4(config-if)#noSh
R4(config)#iproute0.0.0.00.0.0.0192.168.1.3
RoiateE>⅛n
讽口口⅛e∑tcθnf丄写
ConfiguringTrOintenπiifiβlRι∑≡ι∏jzryiis□rnetwork[,cenninalI?
Enc-⅞EQonflgrUrAtlonLCSBnAndI■扌Onttp∙Eline.EEIdWi^hCWTL/Z.
RDUiteERe¾3¾er(MRfig-If)tipadα152\1€8.1.4r2⅝5.Z⅞5.0
RoUI÷⅞rRouτ⅞εIconfig-If)t
%LIHK-S-CHANGED:
IniterfaCeFaatithErnetOZlrChallgedst.atet∙□UP
%LINiPaoTO-S^UPDOW:
Lxn⅞ρx⅛tQCθlQfLIn1Eftxf⅛eeFastithernetOZlfchangedt
OIlP
氏u口⅛er⅛Config-if)*exit-
Router(confxqγ)tipz©UteOroBoTO0,0,0-0192,168-1,3
HOUτ⅞E(CCnflgjf
(5)配置R5:
R5(config)#intfθ∕1
R5(config-if)#ipadd100.1.1.5255.255.255.0
R5(cOnfig-if)#noSh
R5(config)#intf0/0
R5(config-if)#ipadd200.1.1.5255.255.255.0
R5(cOnfig-if)#noSh
Ξ⅛□ιιter>eπ
ROU^eE*config
CQnfiξrαExngfrsaιt-⅝rminall,m*ι∏0Eyt□εn⅛ι:
WOX)E[t⅛r≡ιlnal]?
EnterCDDfiguratiDnccz≈andaf口tie:
perIine..EndWithCISrrli/Z-
Ξ⅛口UteEOoutSE(Canfig-If)tipadd100.1.1.52BB.2S&.2SS.0
ROUΞl□UteE⅜LINK-S≡CHλNSΞD:
Inx⅞rf⅞c⅞F⅛≡tEth⅛Ene¾O/1fch⅝πg⅞dtoUP
⅝LIHΞPaQTo-S-UPDCwN:
LXnePratDCOl□π.InterfaCeFaStΞt-hemet0/1,Changeci≡ta匸Et口UP
ROQ匸∙xι(c:
Qnfig-If)⅝xntfaO/O
RDUter(COIlfig-if)tipadd200.1-1.5ZSS.25S.2SS.O
Ξ⅛□utm]:
(Config—if)fnoshut
RDU€«E⅞CQ∏fiφ"ift
%LI≡K-S-CHANGiDzInXErfaCeFa3t≡theEnet□∕0rCilangedst-aiteZDUP
%L∑HΞPROT0≡5-U"PD0WN:
IJineProtιoε□lOnIrIterfiaeeFaatithemetQ/Q,ChangedstatetαUP
2•测试基础网络环境
(1)查看R5的路由表:
ROUtltEtshowipEelU^e亡口且estC三c□∏jιectedιrS三aita⅛ierI三IGRPrR二RlPIIM≡EIdbiIerB三BGP
D一EISRPPZX一ZIGBPexternal,O一OΞPFrIA一OSPFInteZareE
NI-OSPrNSSAaMτ⅞E∏altype1,N≡-OSPFNSSA«xt*rneltype2
EL一OSEFexteEnaItypeIrΞ2-OSPFexternalIGyPe2jE-ESEI
1-IS-ISPLl-IS-ISIeVel-IrLZ-IS≡ISlevel≡2p19-IS≡ISInteEarea*-def⅛ultrU=ρet-ti⅛ee⅝τaιEie罡心UxISdo≡ODa
F-periodicdawDJ.oaded勻匸al;icZaUte
GateWayDfIaSt-z≡s□ztisnotSlE匸
IOO.0.0.0/24IBflubn⅞tt*dr1>ubnttts
CLoO-I-I-OISdirectlyCQmIeCtedJiFa≡xΞthemetθ∕1
C200.1,1r0∕Z4x≡directlyeonneeted,FastEtheznet0/0
Sout⅛t>
(2)
测试上海分公司路由器R1到北京分公司路由器R3的连通性:
R□ut192,1€8.1,3
TyPEescapeSeqUBnCe匸口abort-„Sending5js10i0-hyteICMFElchQ日toD∖LΓ.口
SUCCelSEttaXS0percentCO∕S)
R□u七皀:
r*∙
(3)测试上海分公司R2直接使用私有地址192.168.1.4到北京分公司R4的连通性:
Hou-Ceriping1⅛2..1.4
T⅛aρ*直电q口电n亡电!
τα⅛]⅛□r,tt
SeUding5rIOO-b⅛tXeICMPEchosto192.168.1.4Fti∑□eαujti≡2aeconds:
SuiiCCeSSMgtEis0percent;(0/5!
(4)跟踪上海分公司R2到北京分公司的路径信息,并分析结果?
根据结果可知,数据只能到达10.1.1.1即RoUterI的f0∕0口,只有这一个路径信息。
原
因是未添加隧道,因此从上海分公司R2到北京分公司的路径跟踪不能正常进行。
3•在上海分公司与北京分公司之间配置GRE隧道
(1)在上海分公司路由器R1上配置连接到北京分公司路由器R3的GRE隧道:
R1(cOnfig)#interfacetunnel1
R1(config-if)#ipaddress1.1.1.1255.255.255.0
R1(config-if)#tunnelSOUrCe100.1.1.1(或者是相应接口)
R1(config-if)#tunneldestination200.1.1.1
R1(config-if)#exit
ROUteE#εonfig
COnfiglJ.riιIgfromterminalsEiemnryirOrnetworkCtermI≡ι⅛l]?
ΞnterCDEIfigilTat;ion.CCEn≡∑≡nd3-,OnePerIine_ΞndWithCNnJZZ.
RDUEIln⅞*z,fAc*tunn«l1
R□uCEIZtuiDiifig-ZLfPaddzε≡3l-l.l.l255.25S.2E5.D
RouteE(匚onfig*if)*tunnelaOUrCefθ∕1
SauteE(Config^if)ftunneld≡atiπaxldn200.1.1..1
Ξl口UteE⅝LINΞPRoTO-S-DPDCWN:
Liai«PCDC-QI□πIntllefACaIunnftlll.ChAngtdtoUP
ROUveE(eonfig≡,if)*
RCIUttrI:
Hhowinτ⅞εfιc*ttuni∏tl1
TUrLneLI±bup,Iineprotocol±aUP⅛onne⊂ued)
HiardV⅞EgisTUnneI
InternetaddressIJ1.1-1,1/24
MTU1791∈by⅛eaF100Kbitj∕aacrDLYEoOOOUaeCr
z*li*biliτ^2SS∕2SSr⅛Hlotd1/2SSrrκlo*d1∕2BS
EncapsulationTUNNiLirICCPbaEknot≡et
KeePaIiVenot≡eV
TUrLn∙1SSU££«100GIUIUI(FastEthftfnetOZl)Id.dβ5^xnatisn200.1.1.1
TUIineIpi:
口tocol/transportGΞ⅞Ξ/1P
Keydisabledpsequencingdisa⅛l⅝-d
Check3UQ∏nxπg□fp⅞ck≡t≡disabled.
TUlineITTL255
Fafltτunnβling«nabl«d
TUrLZIeltranspaEtMTU147€bytea
TUnneItEianMaitbaL∣ιdwidth8000TUrLnelreceivebandwidth8000{kbρs)
Last-inputn.ev≡ErCSIltPUtneveEPOUtPUthangnever
LtstCICaringOfR*hcwint«rf«g«wCOUnt*γsnavtr
Inputqueue:
D∕7S∕0∕D(aize/anax/dxopa/fLmshea);TataIOUt-putdxopa:
1
QUeueingstrategy:
flf□
Ouτpucqα⅝u⅛^0/0(AIiZeAK)
5minuteinpul;Eate0bit≡∕≡ecPQPBCke-匸三j<≡ieu
-Md"-F
J二1fΣ~:
I
(3)在北京分公司路由器R3上配置连接到上海分公司路由器R1的GRE隧道:
R3(cOnfig)#interfacetunnel3
R3(config-if)#ipaddress1.1.1.2255.255.255.0
R3(config-if)#tunnelSOUrCe200.1.1.1
R3(config-if)#tunneldestination100.1.1.1
R3(config-if)#exit
ROUteC(Config)tinterfacetunnel3
(CQnfigvIf)t
⅝LZHK-⅛-CH⅛NGΞD:
工IlteZfaCeTlllme13FCzilangedtoUP
^oUter:
COnfig-If)tip≡ddre≡31-1.1.2255-2S5.2S5.□
RQuτ≡*E(GDnfigVif)*τunn*l■口us,cafι∣0∕0
ΞlouterCDnfig—if)≠run∑seldeatIna匸icm10□-l.l.l
Λ
⅝InVaIidinputdefectedat;B^τELarker.
Ξ⅛outerCDnfig-if)≠tunneldeatInat;IaiI100,1-1-.1
SeiItBE:
eenfXf)t
⅝1∣INSP3OTO-5-OTDCWN;LineprQ⅛^GQlQnInteErfaQeTUrmeI3,GhangedtoUP
CoPyPaSte
艺稠辭_—二—一-—T口冋I厕F
PhySiCaiCDnfigClLi|
IOSCOnlImandLineInterfaCe
⅛ΞYΞ--≡-3CNEIS_Z:
CrCnZl.5x1Eedfr□mIZerL≡cletyconsoleJlL
ReuteftshowXn^⅜cfacest.un.nel3
Tunnell19UipirlineJP呈ot□u©丄i⅝UP(CcInnee:
t*d)
Hard⅛r⅞z-eisTunnel
Internet;addx∈33is1_1.1-≡∕24
MTU1791βbyτ⅞>rBW100Kbiτ∕βaα,DLYSOOOou**cf
Pliability2SS∕2BSrtκlαad1∕≡SSrEXlOad1∕≡SS
Ξncap≡UIatiDllTTJNNΞLsrICCPbaCkELOt≡≡t
KeEPaIiVen□t∣aeV
TlJlnn*1∣Qurcft200・1,1J1(FaSLEthtrπ*tO∕D)fdaitInationLOO.1・】,1
TUnneIp∑:
口toco1/1ran≡p□EtGR≡∕IP
Keydiakbledjisequencingdisabled
Cħ⅛cks∣umιιiτ¾g⅛fp⅞c⅛⅝t≡dia^bl&d
TUnn⅛1TrL255
FasttunnelingEnabled
TUnneIutEanaP-artMTU147fibytea
Tunnel⅛>E∙nmi⅛>band,κid⅛hSOOO⅞⅛bps)
TUrLffle丄EeCeiVebandwidth3000{khps)
LastInPUtneveEPDUXPUtEleVerPDutPUthangnever
IJiamtClearXEIlgOf"showinterface"CDlinterSnever
Inpuτ;φj*α*:
0∕7S∕0∕0(sixv-∕iMX∕drops∕fluιh⅞s^;TCtAIoutputdf,oPI:
1
^UeUe±ngatr⅞Xegy2f±f□
6ItPgqueue:
0/0(≡i≡e∕InaJ3:
J
gIHXnutleinput;rate0bi^>∕aecr0packsXs/age
--Mo≡e∙--"r
CopyPaSte
4.测试GRE隧道
(1)测试R1与R3之间的GRE隧道连通性:
R1#Ping1.1.1.2
S-Ouxezfping1-1.1.2
TyPeeaε*pBsequenceIcliOab&ftV
StndingSf100-bytBIlli
SU^ces⅞fate丄身80p⅛re*nt<4∕S)i.SIIn∕avg∕max=0/0/1oλ
SOU^eZ≠ping1-1•丄•左
TYIPeescapesequencet□abort-
SejleIilIg5P100-byteICMPΞehoatα1_1_1-21,timeDUt-±≡2aecgIlIII
Sugc*s*EAtaIfl100p«rc«nt∣∣S∕S>fround-tκipxαiπ∕avg/IMXl■0/0/0o⅜*
丸©口€etf
COPyPaste
(2)再次测试上海分公司R2直接使用私有地址192.168.1.4到北京分公司R4的连通
性:
R2#Ping192.168.1.4
AQIJ‰eτ>en
132・】百盘・1.4
TyPee≡capesequencetom匕口Et-
Sending&PIoo-byteICMPEChOSto192<1€B.1r4.timOUtIS2seconds:
SUiaeZe≡≡rateis0PeZCent(0/S)
丸口』r∙E=
*-JnJHJi.