惠州學(xué)院《計(jì)算機(jī)網(wǎng)絡(luò)》實(shí)驗(yàn)報(bào)告實(shí)驗(yàn)六單區(qū)域OSPF路由配置實(shí)驗(yàn)?zāi)康恼莆赵诼酚善魃吓渲肙SPF單區(qū)域?qū)嶒?yàn)原理OSPF（openshortextpathfirst,開放式最短路徑優(yōu)先）協(xié)議，是目前網(wǎng)絡(luò)中應(yīng)用最泛的路由協(xié)議之一。屬于內(nèi)部網(wǎng)關(guān)路由協(xié)議，能夠適應(yīng)各種規(guī)模的網(wǎng)絡(luò)環(huán)境，是典型的鏈路狀態(tài)（lnik-state）協(xié)議。OSPF路由協(xié)議通過向全網(wǎng)擴(kuò)散本設(shè)備的鏈路狀態(tài)信息，使網(wǎng)絡(luò)中每臺設(shè)備最終同步一個具有全網(wǎng)鏈路狀態(tài)的數(shù)據(jù)庫（LSDE）,然后路由器采用SPF算法，以自己為根，計(jì)算到達(dá)其他網(wǎng)絡(luò)的最短路徑，最終形成全網(wǎng)路由信息。OSPF屬于無類路由協(xié)議，支持VLSM（變長子網(wǎng)掩碼）。OSPF是以組播的形式進(jìn)行鏈路狀態(tài)的通告的。在人模型的網(wǎng)絡(luò)壞境中，OSPF支持區(qū)域的劃分，將網(wǎng)絡(luò)進(jìn)行合理規(guī)劃。劃分區(qū)域時必須存在area0（骨干區(qū)域）。其他區(qū)域和骨干區(qū)域直接相連，或通過虛鏈路的方式連接。實(shí)現(xiàn)功能實(shí)現(xiàn)網(wǎng)絡(luò)的互連互通，從而實(shí)現(xiàn)信息的共享和傳遞。實(shí)驗(yàn)拓?fù)銬CEDTEHiO/172」6?3?2嚴(yán)DCEDTEHiO/172」6?3?2嚴(yán)24Fa1/0、172.16.1.3172.16.2.2/24Vian2(T^172.116.20.254/2-.SI/2J72.16.2.1/24Vian10172.16.1.2/24X^Fa02Pc2172.163224單區(qū)域OSPF路由配骨實(shí)驗(yàn)步驟1連接設(shè)備（1） 根據(jù)拓?fù)鋱D,用3根直通線將PCLPC2分別民S1,S2的端口faO/1相連,S1的faO/2端口與R1的foO/1相連（2） 用一根V35線纜將R1的S1/2與R2的S1/2相連，注意DCE的選擇。

2ip規(guī)劃表格1ip規(guī)劃設(shè)備Ip地址連接端I：1PCI192.168.20.1/24S3-fa0/lPC2192.168.3.2/24R2-fa0/lS3-VLAN20192.168.20.254/24S3-fa0/lS3-VLAN10192.168.10.2/24Rl-fal/0Rl-fal/0192.168.1.3/24S3-fa0/2Rl-Sl/2192.168.2.1/24R2-S1/2R2-S1/2192.168.2.2/24Rl-Sl/2R2-fa0/l192.168.3.254/24PC23實(shí)驗(yàn)配置（1）S1的配置Sl>en14〃進(jìn)入特權(quán)模式〃進(jìn)入全局配置模式〃進(jìn)入特權(quán)模式〃進(jìn)入全局配置模式〃創(chuàng)建vlan10并命名為text1〃創(chuàng)建vlan20并命名為text2〃將foO/1劃分到vlan20〃將faO/2劃分到vlan10S1^configureterminalSl(config)#\rlan10S1(config-vlan)#nametext1S1(config-vlan)#vlan20S1(config-vlan)#nametext2S1(config-vlan)#exitS1(config)#inteifhcefaO/1S1(config?if)#switchportaccessvlan20S1(config-if)#mteiiacefaO/2S1(config?if)#switchportaccessvlan10Sl(config-if)#exitS1(config)^interfacevlan20Sl(config-if)#ipaddress192.168.20.254255.255.255.0〃為vlan20配置ip地址S1(config-if)#noshutdownSl(config-ifO#exitS1(config)#mterfacevlan10Sl(config-if)#ipaddress192.168.1.2255.255.255.0〃為vlan10配置ip地址S1(config-if)#noshutdownSl(config-if)#exitSl(config)#routerospf 〃開啟ospf協(xié)議進(jìn)程S1(config-routei)#nenvoik192.168.20.00.0.0.255area0S1(config-router)#nenvoik192.168.1.0 0.0.0.255area0〃申明本設(shè)備的直連網(wǎng)段并分配區(qū)域號S1(config-ioutei)#endSl#wrR1的配置Rl>en14Rl>stai 〃進(jìn)入特權(quán)模式Rl#coiifigiueterminal 〃進(jìn)入全局配置模式R1(config)#iiitei-facefa1/0Rl(config-if)#ipaddress192.168.1.3255.255.255.0〃為fa1/0設(shè)置ip地址R1(config shutdownR1(config-if)#mteiiacesl/2Rl(config-if)#clockrate6400 〃將12設(shè)置為DCERl(config-if)#ipaddress192.168.2.1 255.255.255.0〃為sl/2設(shè)置ip地址R1(config shutdownR1(config-if)#exitR1(config)#iouterospf 〃開啟ospf協(xié)議進(jìn)程R1(coiifig-routei)#nenvork192.168.1.00.0.0.255aiea0R1(config-routei)#nenvork192.168.2.00.0.0.255aiea0〃申明本設(shè)備直連網(wǎng)段并分配區(qū)域號R1(config-routei)#endR2的配置R2>en14R2>star 〃進(jìn)入到特權(quán)模式R2#coiifigiueterminal 〃進(jìn)入到全局配置模式R2(config)#iiitei-facesl/2R2(config-if)#ipaddress192.168.2.2255.255.255.0〃為sl/2設(shè)置ip地址R2(config-if)#noshutdownR2(config-if)#mteiiacefaO/1R2(config-if)#ipaddress192.168.3.254255.255.255.0〃為fhO/1設(shè)置ip地址R2(config-if)#noshutdownR2(config-if)#exitR2(config)#iouterospf 〃開啟ospf協(xié)議進(jìn)程R2(config-routei)#nenvork192.168.2.00.0.0.255aiae0R2(config-routei)#nem7ork192.168.3.00.0.0.255aiea0〃申明本設(shè)備的直轄網(wǎng)段并分配區(qū)域號R2(config-routei)#endR2#wi4測試|dg#^?Sr?(Olping192.168.3.25^Sending5.100bytepressCtrl*CtoHIMSuccessrateis100R3fping192.168.2.2Sending5,lftflbytepressCtrl-CtotttwSuccessrateis100ICMPEchoestobreak>percent(5/5).ICMPEchoestobreak>percent(5/5).192.168.3.254.tineoutis2seconds:round-tripnin/avg/wax1/1/1192.168.2.2,Iimeoutis2seconds:roundtrip?in/avg/?ax=1/1/1msrAtICMPEchoesto192.168.2.1.tiMeoutis2seconds:<pressCtrl*Ctobretik>R3?ping192.168.2.1Sending5.100-bvto￡ound-trip-in/avg/Bax37/37/3?percent(5/5)|dg#^?Sr?(Olping192.168.3.25^Sending5.100bytepressCtrl*CtoHIMSuccessrateis100R3fping192.168.2.2Sending5,lftflbytepressCtrl-CtotttwSuccessrateis100ICMPEchoestobreak>percent(5/5).ICMPEchoestobreak>percent(5/5).192.168.3.254.tineoutis2seconds:round-tripnin/avg/wax1/1/1192.168.2.2,Iimeoutis2seconds:roundtrip?in/avg/?ax=1/1/1msrAtICMPEchoesto192.168.2.1.tiMeoutis2seconds:<pressCtrl*Ctobretik>R3?ping192.168.2.1Sending5.100-bvto￡ound-trip-in/avg/Bax37/37/3?percent(5/5)rICMPLchoestobreak>EPgc；lxHlIPercent(5/5},ICMPEchoestobreak>round-tripmin/avg/max=37/37/3Zms192.168.1.3?timeoulis2seconds:Successrateis100R3?ping192.168.1.3Sending5.100by/te<pressCtrl*CtoHIMSiKcessrateis100R3Hping192.168.1.2Ending5,100-bytot!H?reSSCt「hCto?????Success^rateJs^l00round-tripmin/avg/aax=37/37/37ns192.168.1.2,tineoutis2seconds:s54■點(diǎn)W006?!Buildingconnguralion[OKIRBfshowjprouteCodes：C-connected.S-static.R-RIPB-BGP0-OSPF,1A-OSPFinUrarea fN1-OSPFNSSAexternaltypeLN2-OSPFNSSA^xleniaJtype2El-OSPFexternaltypeLE2-OSPFexterna]type2i-IS-IS.su-IS-ISsummary.LI-IS-ISlevel-LL2-IS-1Slevel-213-1S-1Sinterarea.*-candidatedefault1%16810/24isdirectlyconnected.FastEthernet1/1192.168」.3/32isJocaJhost