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1、Area0Area12Area32r1r2r3r4r1(config-router)#doshorunhostnamer1interfaceLoopback1ipaddress8.8.1.1255.255.255.0interfaceFastEthernet0/0noipaddressshutdownduplexautospeedautointerfaceSerial1/0ipaddress8.8.12.1255.255.255.0serialrestart-delay0routerospf12router-id8.8.1.1log-adjacency-changesarea12st
2、ubno-summarynetwork8.8.1.10.0.0.0area12network8.8.12.00.0.0.255area12!r1#shoiprouteCodes: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-
3、IS-ISlevel-1,L2-IS-ISlevel-2ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticrouteo-ODR,P-periodicdownloadedstaticrouteGatewayoflastresortis8.8.12.2tonetwork0.0.0.08.0.0.0/24issubnetted,2subnetsC8.8.1.0isdirectlyconnected,Loopback1C8.8.12.0isdirectlyconnected,Serial1/0O*IA0.0.0.0/0[110/65]v
4、ia8.8.12.2,00:24:39,Serial1/0r2(config-router)#doshorunBuildingconfiguration...!hostnamer2interfaceLoopback1ipaddress8.8.2.2255.255.255.0interfaceSerial1/0ipaddress8.8.12.2255.255.255.0serialrestart-delay0interfaceSerial1/1ipaddress8.8.23.2255.255.255.0serialrestart-delay0routerospf12router-id8
5、.8.2.2log-adjacency-changesarea12stubno-summaryarea12range8.8.0.0255.255.0.0network8.8.2.20.0.0.0area0network8.8.12.00.0.0.255area12network8.8.23.00.0.0.255area0r2(config-router)#doshowiprouCodes:C-connected,S-static,R-RIP,M-mobile,B-BGPD-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterareaN1-OSPFNSS
6、Aexternaltype1,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-periodicdownloadedstaticrouteGatewayoflastresortisnotset8.0.0.0/8isvariablysubnetted,8subnets,
7、3masksOIA8.8.4.4/32[110/129]via8.8.23.3,00:25:07,Serial1/1O8.8.3.3/32[110/65]via8.8.23.3,00:25:17,Serial1/1O8.8.1.1/32[110/65]via8.8.12.1,00:28:27,Serial1/0O8.8.0.0/16isasummary,00:28:27,Null0C8.8.2.0/24isdirectlyconnected,Loopbac
