QQ:409396869一.實驗環(huán)境用gns3模擬本次實驗環(huán)境,分別有r0r1r2r3r4r5r6r7r8r9。其中r0做幀中繼交換機二.實驗?zāi)康拈_放最短路徑優(yōu)先協(xié)議（OSPF）綜合實驗：三.實驗拓?fù)渌?frame-switch#showframe-relaylmiLMIStatisticsforinterfaceSerial1/0(FrameRelayDCELMITYPE=ANSIInvalidUnnumberedinfo0InvalidProtDisc0InvaliddummyCallRef0InvalidMsgType0InvalidStatusMessage0InvalidLockShift0InvalidInformationID0InvalidReportIELen0InvalidReportRequest0InvalidKeepIELen0NumStatusEnq.Rcvd90NumStatusmsgsSent90NumUpdateStatusSent0NumStEnq.Timeouts59LMIStatisticsforinterfaceSerial1/1(FrameRelayDCELMITYPE=ANSIInvalidUnnumberedinfo0InvalidProtDisc0InvaliddummyCallRef0InvalidMsgType0InvalidStatusMessage0InvalidLockShift0InvalidInformationID0InvalidReportIELen0InvalidReportRequest0InvalidKeepIELen0NumStatusEnq.Rcvd23NumStatusmsgsSent23NumUpdateStatusSent0NumStEnq.Timeouts94InvalidUnnumberedinfo0InvaliddummyCallRef0InvalidStatusMessage0InvalidInformationID0InvalidReportRequest0NumStatusEnq.Rcvd67NumUpdateStatusSent0InvalidProtDisc0InvalidMsgType0InvalidKeepIELen0NumStatusmsgsSent47NumStEnq.Timeouts50broadcast,CISCO,statusdefined,broadcast,CISCO,statusdefined,r3#2.偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗*如果也沒有l(wèi)oopback地址那么就選擇物理接口中ip地址高的作為router-id3OSPFAreaCommands*明文認(rèn)證Areaarea-idauthentication*area-id0-4294967295或者-55*同時在物理接口上啟用ipospfauthentication-keypassword*在區(qū)域0使用認(rèn)證的虛電路：Areatransit-areavirtual-linkrouter-idauthenticationkeypassword偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869*MD5認(rèn)證Areaarea-idauthenticationmessage-digest*在物理接口上啟用ipospfmessage-digest-keykey-idmd5password*虛電路上areatransit-areavirtul-linkrouter-idmessage-diges-keykey-idmd5password4虛鏈路Areatransit-area-idvirtual-linkrouter-id所有非0區(qū)域必須具有到骨干區(qū)域的連接，虛鏈路用于修復(fù)被修復(fù)被分割的區(qū)域，但傳送區(qū)域不能為stub區(qū)域。虛鏈路的規(guī)則：虛鏈路必須配置在兩臺abr路由器之間。樣的區(qū)域又被稱為傳送區(qū)域。傳送區(qū)域不能是一個末梢區(qū)域。5末梢區(qū)域Areaarea-idstub將區(qū)域配置為stub。配置為stubstub區(qū)域，域間路由可以通過但5Areaarea-idstubno-summary將區(qū)域配置為完全stub僅用在abr上。6OSPFreference-bandwidth默認(rèn)情況下1.使用auto-costreference-bandwidthbandwidth(1-4296967改變參考值以區(qū)分1000m和10g的interfaceIpospfcost7Default-informationoriginate[always|metric|metric-type]ospf1metric，選擇較佳缺：通過路由的類型Default-intformationoriginateroute-maproute-map-name有條件的產(chǎn)生默認(rèn)路由，當(dāng)且僅當(dāng)外部網(wǎng)絡(luò)存在時，才發(fā)布8SettingthedefaultmetricforredistributedprotocolsDefault-metriccost9AdministrativeDistanceDistanceadministrative-distance修改本地路由選擇表中所有的ospf路由的管理距離，默認(rèn)管理距離：CONNECTERD-0STATIC-1EBGP-20EIGRP-90IGRP-100OSPF-110IS-IS-115RIP-120IBGP-20010MultiplepathConfigurationMaximum-pathnumber-of-paths偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869默認(rèn)是4跳路徑的負(fù)載均衡，可以自行佘子華負(fù)載均和鏈路數(shù)目11OSPFneighborCommandsNeighborip-addressOSPF對待NBMA網(wǎng)絡(luò)和其他熱河廣播網(wǎng)絡(luò)一樣，ospf認(rèn)為這類網(wǎng)絡(luò)具有廣播特性，但必須使用neighbor命令建立一個鄰居。在引入ipospfnetwork接口命令前，使用neighbor配置ospf鄰居Neighborip-addresscostcost12OSPFnetworkCommandNetworkip-addresswild-card-maskareaarea-id用于通告和定義ospf的區(qū)域。13PassiveOSPFinterfacesPassive-interfaceinterface-nameinterface-number使用被動接口減少協(xié)議流量，由于ospf有，passive以后，鄰居關(guān)系立即斷開，而rip14RouteRedistributionRedistributeouting-processprocess-id【tag|metrc|metric-type|subnets|route-map】缺省情況下ospf15SummarizingExternalRoutersSummarizingip-address[advertise|not-advertise]的路由上。16Nssa區(qū)域Areaarea-idnssaNassaredistribution，被配置為nssa區(qū)域的asbr將產(chǎn)生7Areaarea-idnssano-summary17）外部路由*routerlsarouterlsa，這種lsa只能在本區(qū)域內(nèi)傳播，它描述了路由器所有的鏈路和接口、狀態(tài)和開銷。*networklsa在多路訪問網(wǎng)絡(luò)中，dr都會產(chǎn)生這種networklsa，它只在產(chǎn)生這條lsa的區(qū)域泛洪，描述了所有和他相連的路由器。*networksummarylsa有abr路由器始發(fā)，用于通告該區(qū)域外部的目的地址*ASBRsummarylsa由abr發(fā)出，asbr匯總lsa除了所通告的目的地是一個asbr而不是一個網(wǎng)絡(luò)外，其它同networksummarylsa一樣*ASExternallsa發(fā)自asbr路由器，用來通告到達ospf自主系統(tǒng)外部的目的地。這種lsa在as內(nèi)泛洪*NSSAExternallsa來自非完全的stub區(qū)域內(nèi)asbr路由器始發(fā)的lsa通告它只在nssa區(qū)域內(nèi)泛洪，這是與lsa-type5（即as外部lsa）的區(qū)別。SupportsareatransitcapabilityRouterisnotoriginatingrouter-LSAswithmaximummetricInitialSPFscheduledelay5000msecsMinimumholdtimebetweentwoconsecutiveSPFs10000msecsMaximumwaittimebetweentwoconsecutiveSPFs10000msecsIncremental-SPFdisabledMinimumLSAinterval5secsr1#showipospfneighbor偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869NeighborIDPriStateDeadTimeAddressInterface0FULL/-00:00:34Serial1/0.21FULL/DR00:01:54Serial1/0.11FULL/BDR00:01:58Serial1/0.1r1#r3#showipospfneighborNeighborIDPriStateDeadTimeAddressInterface0FULL/--OSPF_VL11FULL/DROTHER00:01:57Serial1/01FULL/BDR00:01:54Serial1/01FULL/BDR00:00:36r3#r5#showiprouteD-EIGRPCCCO*IA/0[110/2]via,00:35:59,FastEthernet2/0[110/2]via,00:35:59,FastEthernet1/0[110/2]via,00:35:59,FastEthernet0/1[110/2]via,00:35:59,FastEthernet0/0r5#r9#showiprouteCodes:C-connected,S-static,R-RIP,M-mobile,B-BGPD-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterareaN1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2E1-OSPFexternaltype1,E2-OSPFexternaltype2i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticrouteo-ODR,P-periodicdownloadedstaticroute偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869GatewayoflastresortisnotsetOIA/24[110/67]via,00:00:35,FastEthernet0/0OE2/24[110/20]via,00:00:30,FastEthernet0/0OIA/24[110/67]via,00:00:35,FastEthernet0/0OIA/24[110/67]via,00:00:35,FastEthernet0/0/24issubnetted,1subnetsOIA[110/2]via,00:01:00,FastEthernet0/0OIA/24[110/131]via,00:00:35,FastEthernet0/0OIA/24[110/68]via,00:00:35,FastEthernet0/0CCr9#r9#r8#showiprouteDEX/24[170/284160]via,00:32:48,FastEthernet0/0C/24isdirectlyconnected,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0/24issubnetted,1subnetsDEX[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:32:48,FastEthernet0/0DEX/24[170/284160]via,00:05:49,FastEthernet0/0DEX/24[170/284160]via,00:32:53,FastEthernet0/0DEX/24[170/284160]via,00:32:53,FastEthernet0/0C/24isdirectlyconnected,Loopback0DEX/24[170/284160]via,00:32:53,FastEthernet0/0DEX/24[170/284160]via,00:32:53,FastEthernet0/0r8#五.各設(shè)備詳細(xì)配置frame-switch#showrunning-configBuildingconfiguration...Currentconfiguration:1633bytes!version12.4!!!!memory-sizeiomem5!!ipcef!!frame-relayswitching!!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!!!!!!!!!!!!!!interfaceFastEthernet0/0noipaddressshutdownduplexautospeedauto!noipaddressshutdownduplexautospeedauto!frame-relayroute113interfaceSerial1/3311frame-relayroute114interfaceSerial1/1411!interfaceSerial1/1noipaddressencapsulationframe-relayserialrestart-delay0clockrate128000frame-relaylmi-typeansi偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869frame-relayintf-typedceframe-relayroute411interfaceSerial1/0114!interfaceSerial1/2noipaddressencapsulationframe-relayserialrestart-delay0clockrate128000frame-relaylmi-typeansiframe-relayintf-typedceframe-relayroute23interfaceSerial1/332frame-relayroute211interfaceSerial1/0112!interfaceSerial1/3noipaddressencapsulationframe-relayserialrestart-delay0clockrate128000frame-relaylmi-typeansiframe-relayintf-typedce!iphttpserver!!!!!!!!!!!linecon0passwordxunshiloginlineaux0偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869linevty04passwordxunshilogin!!endframe-switch#r1#showrunning-configBuildingconfiguration...Currentconfiguration:1435bytes!version12.4servicetimestampsdebugdatetimemsecservicetimestampslogdatetimemsecnoservicepassword-encryption!hostnamer1!boot-start-markerboot-end-marker!!noaaanew-model!!!!!!!!!!!!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!!!!!!!interfaceLoopback0ipaddressipospfnetworkpoint-to-point!interfaceFastEthernet0/0noipaddressshutdownduplexautospeedauto!interfaceFastEthernet0/1noipaddressshutdownduplexautospeedauto!interfaceSerial1/0noipaddress!interfaceSerial1/0.2point-to-pointipaddressframe-relayinterface-dlci114!interfaceSerial1/1noipaddressshutdownserialrestart-delay0!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869interfaceSerial1/2noipaddressshutdownserialrestart-delay0!interfaceSerial1/3noipaddressshutdownserialrestart-delay0!routerospf1log-adjacency-changesnetwork55area0network55area0network55area0neighborneighbor!iphttpserver!!!!!!control-plane!!!!linecon0lineaux0linevty04!!endr1#偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869r2#showrunBuildingconfiguration...Currentconfiguration:1676bytes!version12.4servicetimestampsdebugdatetimemsecservicetimestampslogdatetimemsecnoservicepassword-encryption!hostnamer2!boot-start-markerboot-end-marker!!noaaanew-model!resourcepolicy!memory-sizeiomem5!!ipcef!!!!!!!!!!!!!!interfaceLoopback0偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869ipaddressipospfnetworkpoint-to-point!interfaceFastEthernet0/0ipaddressduplexautospeedauto!interfaceFastEthernet0/1ipaddressduplexautospeedauto!interfaceSerial1/0noipaddressencapsulationframe-relayserialrestart-delay0frame-relaylmi-typeansi!interfaceSerial1/0.2multipoint!interfaceSerial1/1noipaddress!interfaceSerial1/3noipaddressshutdownserialrestart-delay0!interfaceFastEthernet2/0ipaddressduplexautospeedauto偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!interfaceFastEthernet3/0ipaddressduplexautospeedauto!routerospf1log-adjacency-changesarea5stubno-summarynetwork55area0network55area0network55area5network55area5network55area5network55area5neighborneighbor!iphttpserver!!!!!!control-plane!!!!linecon0lineaux0linevty04!!endr2#r3#showrunning-config偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869Buildingconfiguration...Currentconfiguration:1383bytes!version12.4servicetimestampsdebugdatetimemsecservicetimestampslogdatetimemsecnoservicepassword-encryption!hostnamer3!boot-start-markerboot-end-marker!!noaaanew-model!resourcepolicy!memory-sizeiomem5!!ipcef!!!!!!!!!!!!!!interfaceLoopback0ipaddress偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869ipospfnetworkpoint-to-point!interfaceFastEthernet0/0ipaddressipospfauthentication-keyxunshiduplexautospeedauto!interfaceFastEthernet0/1noipaddressshutdownduplexautospeedauto!interfaceSerial1/0ipaddressencapsulationframe-relayserialrestart-delay0!noipaddressshutdownserialrestart-delay0!!shutdownserialrestart-delay0!routerospf1log-adjacency-changesarea20authenticationarea20virtual-linknetwork55area20network55area0偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869network55area0neighborneighbor!iphttpserver!!!!!!control-plane!!!!!!!!linecon0lineaux0linevty04!!end!version12.4servicetimestampsdebugdatetimemsecservicetimestampslogdatetimemsecnoservicepassword-encryption!hostnamer4!boot-start-markerboot-end-marker!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!noaaanew-model!resourcepolicy!memory-sizeiomem5!!ipcef!!!!!!!!!!!!!!!!!!speedauto!interfaceFastEthernet0/1noipaddressshutdownduplexautospeedauto!interfaceSerial1/0偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869noipaddressencapsulationframe-relayserialrestart-delay0frame-relaylmi-typeansi!interfaceSerial1/0.1point-to-pointipaddressframe-relayinterface-dlci411!interfaceSerial1/1noipaddressshutdownserialrestart-delay0!interfaceSerial1/2noipaddressshutdownserialrestart-delay0!interfaceSerial1/3noipaddressshutdown!routerospf1!!!!!!control-plane!!!!偶是平凡!!!!linecon0lineaux0linevty04!!endr4#原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869r5#showrunning-configBuildingconfiguration...Currentconfiguration:1091bytes!version12.4servicetimestampslogdatetimemsec!hostnamer5!boot-start-markerboot-end-marker!!!!ipcef!!!!!!!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!!!!!!!!!!!interfaceLoopback0ipaddressipospfnetworkpoint-to-point!interfaceFastEthernet0/0duplexautospeedauto!duplexautospeedauto!!routerospf1log-adjacency-changesarea5stubnetwork55area5network55area5network55area5network55area5network55area5偶是平凡!iphttpserver!!!!!!control-plane!!!!!!!!linecon0lineaux0linevty04!!endr5#原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869r6#showrun!hostnamer6!boot-start-markerboot-end-marker!!noaaanew-model!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869resourcepolicy!memory-sizeiomem5!!ipcef!!!!!!!!!!!!!!!!!!interfaceLoopback0!interfaceFastEthernet0/1ipaddressduplexautospeedauto!routerospf1log-adjacency-changesarea20authenticationarea20virtual-link偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869network55area20network55area33network55area20!iphttpserver!!!!!!control-plane!!!!!!!!linecon0lineaux0linevty04!!end!version12.4servicetimestampsdebugdatetimemsecservicetimestampslogdatetimemsecnoservicepassword-encryption!hostnamer7!boot-start-markerboot-end-marker!偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869!noaaanew-model!resourcepolicy!memory-sizeiomem5!!ipcef!!!!!!!!!!!!!!!!!!speedauto!interfaceFastEthernet0/1ipaddressduplexautospeedauto!routereigrp100redistributeospf1metric1000000100025511500偶是平凡原創(chuàng)：CCIE之開放最短路徑優(yōu)先（OSPF）綜合實驗QQ:409396869networkauto-summary!routerospf1log-adjacency-changesarea55nssaredistributeeigrp100metric20network55area55network55area55!iphttpserver!!!!!!control-plane!!!!!!!!r7r8#showrunning-configBuildingco