ospf多區(qū)域中nssa默認路由的設置

實驗報告實驗日的：通過本實驗實現(xiàn)完全nssa區(qū)域，和實現(xiàn)默認路由的方法。第一步：配置路由器ip地址Routerl上的設置R1(config)#interfaces0/0R1(config-if)#ipadd192.168.1.1255.255.255.0R1(config)#interfaceloopback0R1(config-if)#ipadd1.1.1.1255.255.255.0Router2-router4同理第二步：啟用路由協(xié)議Router1（asbr路由器，將loopback口重分布進OSPF協(xié)議）-router2啟用OSPF協(xié)議，router4啟用rip協(xié)議，router3啟用OSPF和rip協(xié)議（asbr路由器）R1(config)#routerospf1R1(config-router)#network192.168.1.00.0.0.255area1R1(config)#routerospf1R1(config-router)#redistributeconnectedsubnetsR1(config-router)#area1nssaRouter2上的設置R2(config)#routerospf1R2(config-router)#network192.168.1.00.0.0.255area1R2(config-router)#network192.168.2.00.0.0.255area0R2(config-router)#network2.2.2.00.0.0.255area0R2(config-router)#area1nssaRouter3上的設置R3(config)#routerospf1R3(config-router)#network192.168.2.00.0.0.255area0R3(config-router)#network3.3.3.00.0.0.255area0R3(config)#routerripR3(config-router)#version2R3(config-router)#network192.168.3.0R3(config-router)#noauto-summaryRouter4上的設置R4(config)#routerripR4(config-router)#network192.168.3.0R4(config-router)#network4.4.4.0R4(config-router)#noauto-summary第三步：設置路由重分布(在router3上設置)R3(config)#routerripR3(config-router)#redistributeospf1metric2R3(config)#routerospf1R3(config-router)#redistributeripsubnetsmetric1000第四步：查看路由表Router1上的路由表R1#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-periodicdownloadedstaticrouteGatewayoflastresortisnotset1.0.0.0/24issubnetted,1subnetsC1.1.1.0isdirectlyconnected,Loopback02.0.0.0/32issubnetted,1subnetsOIA2.2.2.2[110/65]via192.168.1.2,00:01:38,Serial0/03.0.0.0/32issubnetted,1subnetsOIA3.3.3.3[110/129]via192.168.1.2,00:01:38,Serial0/0C192.168.1.0/24isdirectlyconnected,Serial0/0OIA192.168.2.0/24[110/128]via192.168.1.2,00:01:38,Serial0/0Router2上的路由條目R2#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-periodicdownloadedstaticrouteGatewayoflastresortisnotset1.0.0.0/24issubnetted,1subnetsON21.1.1.0[110/20]via192.168.1.1,00:00:06,Serial0/02.0.0.0/24issubnetted,1subnetsC2.2.2.0isdirectlyconnected,Loopback03.0.0.0/32issubnetted,1subnetsO3.3.3.3[110/65]via192.168.2.2,00:07:45,Serial0/14.0.0.0/24issubnetted,1subnetsOE24.4.4.0[110/1000]via192.168.2.2,00:00:06,Serial0/1C 192.168.1.0/24isdirectlyconnected,Serial0/0C 192.168.2.0/24isdirectlyconnected,Serial0/1OE2192.168.3.0/24[110/1000]via192.168.2.2,00:00:06,Serial0/1Router4上的路由條目R4#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-periodicdownloadedstaticrouteGatewayoflastresortisnotset1.0.0.0/24issubnetted,1subnetsR1.1.1.0[120/2]via192.168.3.1,00:00:15,Serial0/22.0.0.0/32issubnetted,1subnetsR2.2.2.2[120/2]via192.168.3.1,00:00:15,Serial0/23.0.0.0/24issubnetted,1subnetsR3.3.3.0[120/2]via192.168.3.1,00:00:15,Serial0/24.0.0.0/24issubnetted,1subnetsC4.4.4.0isdirectlyconnected,Loopback0R 192.168.1.0/24[120/2]via192.168.3.1,00:00:15,Serial0/2R 192.168.2.0/24[120/2]via192.168.3.1,00:00:16,Serial0/2C192.168.3.0/24isdirectlyconnected,Serial0/2R1#ping192.168.3.2Typeescapesequencetoabort.Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:Successrateis0percent(0/5)在router2上配置，使之正常通信方法1Router2的設置R2(config)#routerospf1R2(config-router)#area1nssano-summary在router1上查看R1#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-periodicdownloadedstaticrouteGatewayoflastresortis192.168.1.2tonetwork0.0.0.01.0.0.0/24issubnetted,1subnetsC1.1.1.0isdirectlyconnected,Loopback0C192.168.1.0/24isdirectlyconnected,Serial0/0O*IA0.0.0.0/0[110/65]via192.168.1.2,00:00:07,Serial0/0驗證是否正常通信R1#ping192.168.3.2Typeescapesequencetoabort.Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:!!!!!Successrateis100percent(5/5),round-tripmin/avg/max=784/1107/1440ms通信成功方法2R2(config)#routerospf1R2(config-router)#area1nssadefault-information-originate在router1上查看路由表R1#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-periodicdownloadedstaticrouteGatewayoflastresortis192.168.1.2tonetwork0.0.0.01.0.0.0/24issubnetted,1subnetsC1.1.1.0isdirectlyconnected,Loopback02.0.0.0/32issubnetted,1subnetsOIA2.2.2.2[110/65]via192.168.1.2,00:00:05,Serial0/03.0.0.0/32issubnetted,1subnetsOIA3.3.3.3[110/129]via192.168.1.2,00:00:05,Serial0/0C192.168.1.0/24isdirectlyconnected,Serial0/0OIA192.168.2.0/24[110/128]via192.168.1.2,00:00:05,Serial0/0O*N20.0.0.0/0[110/1]via192.168.1.2,00:00:05,Serial0/0驗證是否正常通信R1#ping192.168.3.2Typeescapesequencetoabort.Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:!!!!!Successrateis100percent(5/5),round-tripmin/avg/max=784/1107/1440ms方法3Router2上的設置R2(config-router)#area1nssad