运营商城域网ISIS案例解析

《数据网组建》课程运营商城域网ISIS案例解析目录

多区域配置实例01

多区域配置实例—R1R2配置02

多区域配置实例—R3R4配置03

多区域配置实例—查看04

1.多区域配置实例

AREA49.0001AREA49.0002R1（L1）R2(L1/2)R3(L2)Loopback1:1.1.1.1/32Loopback1:2.2.2.2/32Loopback1:3.3.3.3/32E0/0:12.0.0.1/24E0/0:12.0.0.2/24E0/1:23.0.0.3/24E0/1:23.0.0.2/24

2.多区域配置实例—基本配置R1#conftEnterconfigurationcommands,oneperline.EndwithCNTL/Z.R1(config)#interfaceloopback1R1(config-if)#ipaddress1.1.1.1255.255.255.255R1(config-if)#noshutdownR1(config-if)#exitR1(config)#interfaceethernet0/0R1(config-if)#ipaddress12.0.0.1255.255.255.0R1(config-if)#noshR1(config-if)#exitR2#conftEnterconfigurationcommands,oneperline.EndwithCNTL/Z.R2(config)#interfaceloopback1R2(config-if)#ipaddress2.2.2.2255.255.255.255R2(config-if)#noshutdownR2(config-if)#exitR2(config)#interfaceethernet0/0R2(config-if)#ipaddress12.0.0.2255.255.255.0R2(config-if)#noshutdownR2(config-if)#exitR2(config)#interfaceethernet0/1R2(config-if)#ipaddress23.0.0.2255.255.255.0R2(config-if)#noshutdownR2(config-if)#exitR3#conftR3(config)#interfaceloopback1R3(config-if)#ipaddress3.3.3.3255.255.255.255R3(config-if)#noshR3(config-if)#exitR3(config)#interfaceethernet0/1R3(config-if)#ipaddress23.0.0.3255.255.255.0R3(config-if)#noshutdownR3(config-if)#exit

2.多区域配置实例—路由配置(R1、R2)R1(config)#routerisisR1(config-router)#net49.0001.0010.0100.1001.00R1(config-router)#is-typelevel-1R1(config-router)#exitR1(config)#interfaceloopback1R1(config-if)#iprouterisisR1(config-if)#isiscircuit-typelevel-1R1(config-if)#exitR1(config)#interfaceethernet0/0R1(config-if)#iprouterisisR1(config-if)#isiscircuit-typelevel-1R1(config-if)#exitR2(config)#routerisisR2(config-router)#net49.0001.0020.0200.2002.00R2(config-router)#is-typelevel-1-2R2(config-router)#exitR2(config)#interfaceloopback1R2(config-if)#iprouterisisR2(config-if)#isiscircuit-typelevel-1-2R2(config-if)#exitR2(config)#intR2(config)#interfaceethernet0/0R2(config-if)#iprouterisisR2(config-if)#isiscircuit-typelevel-1-2R2(config-if)#exitR2(config)#intR2(config)#interfaceeR2(config)#interfaceethernet0/1R2(config-if)#iprouterisisR2(config-if)#isiscircuit-typelevel-1-2R2(config-if)#exit

2.多区域配置实例—路由配置(R3)R3(config)#routerisisR3(config-router)#rouR3(config-router)#net49.0002.0030.0300.3003.00R3(config-router)#is-typelevel-2R3(config-router)#exitR3(config)#interfaceloopback1R3(config-if)#iprouterisisR3(config-if)#isiscircuit-typelevel-2R3(config-if)#exitR3(config)#interfaceethernet0/1R3(config-if)#iprouterisisR3(config-if)#isiscircuit-typelevel-2R3(config-if)#exit

6.多区域配置实例—查看（showiproute）R1#showiproute1.0.0.0/32issubnetted,1subnetsC1.1.1.1isdirectlyconnected,Loopback12.0.0.0/32issubnetted,1subnetsiL12.2.2.2[115/20]via12.0.0.2,Ethernet0/023.0.0.0/24issubnetted,1subnetsiL123.0.0.0[115/20]via12.0.0.2,Ethernet0/012.0.0.0/24issubnetted,1subnetsC12.0.0.0isdirectlyconnected,Ethernet0/0i*L10.0.0.0/0[115/10]via12.0.0.2,Ethernet0/0R3#showiproute1.0.0.0/32issubnetted,1subnetsiL21.1.1.1[115/30]via23.0.0.2,Ethernet0/12.0.0.0/32issubnetted,1subnetsiL22.2.2.2[115/20]via23.0.0.2,Ethernet0/13.0.0.0/32issubnetted,1subnetsC3.3.3.3isdirectlyconnected,Loopback123.0.0.0/24issubnetted,1subnetsC23.0.0.0isdirectlyconnected,Ethernet0/112.0.0.0/24issubnetted,1subnetsiL212.0.0.0[115/20]via23.0.0.2,Ethernet0/1R2#showiproute1.0.0.0/32issubnetted,1subnetsiL11.1.1.1[115/20]via12.0.0.1,Ethernet0/02.0.0.0/32issubnetted,1subnetsC2.2.2.2isdirectlyconnected,Loopback13.0.0.0/32issubnetted,1subnetsiL23.3.3.3[115/20]via23.