ospf多区域中nssa默认路由的设置.docx
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ospf多区域中nssa默认路由的设置.docx
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ospf多区域中nssa默认路由的设置
实验报告
实验目的:
通过本实验实现完全nssa区域,和实现默认路由的方法。
第一步:
配置路由器ip地址
Router1上的设置
R1(config)#interfaces0/0
R1(config-if)#ipadd192.168.1.1255.255.255.0
R1(config)#interfaceloopback0
R1(config-if)#ipadd1.1.1.1255.255.255.0
Router2-router4同理
第二步:
启用路由协议
Router1(asbr路由器,将loopback口重分布进OSPF协议)-router2启用OSPF协议,router4启用rip协议,router3启用OSPF和rip协议(asbr路由器)
Router1上的设置
R1(config)#routerospf1
R1(config-router)#network192.168.1.00.0.0.255area1
R1(config)#routerospf1
R1(config-router)#redistributeconnectedsubnets
R1(config-router)#area1nssa
Router2上的设置
R2(config)#routerospf1
R2(config-router)#network192.168.1.00.0.0.255area1
R2(config-router)#network192.168.2.00.0.0.255area0
R2(config-router)#network2.2.2.00.0.0.255area0
R2(config-router)#area1nssa
Router3上的设置
R3(config)#routerospf1
R3(config-router)#network192.168.2.00.0.0.255area0
R3(config-router)#network3.3.3.00.0.0.255area0
R3(config)#routerrip
R3(config-router)#version2
R3(config-router)#network192.168.3.0
R3(config-router)#noauto-summary
Router4上的设置
R4(config)#routerrip
R4(config-router)#version2
R4(config-router)#network192.168.3.0
R4(config-router)#network4.4.4.0
R4(config-router)#noauto-summary
第三步:
设置路由重分布(在router3上设置)
R3(config)#routerrip
R3(config-router)#redistributeospf1metric2
R3(config)#routerospf1
R3(config-router)#redistributeripsubnetsmetric1000
第四步:
查看路由表
Router1上的路由表
R1#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortisnotset
1.0.0.0/24issubnetted,1subnets
C1.1.1.0isdirectlyconnected,Loopback0
2.0.0.0/32issubnetted,1subnets
OIA2.2.2.2[110/65]via192.168.1.2,00:
01:
38,Serial0/0
3.0.0.0/32issubnetted,1subnets
OIA3.3.3.3[110/129]via192.168.1.2,00:
01:
38,Serial0/0
C192.168.1.0/24isdirectlyconnected,Serial0/0
OIA192.168.2.0/24[110/128]via192.168.1.2,00:
01:
38,Serial0/0
Router2上的路由条目
R2#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortisnotset
1.0.0.0/24issubnetted,1subnets
ON21.1.1.0[110/20]via192.168.1.1,00:
00:
06,Serial0/0
2.0.0.0/24issubnetted,1subnets
C2.2.2.0isdirectlyconnected,Loopback0
3.0.0.0/32issubnetted,1subnets
O3.3.3.3[110/65]via192.168.2.2,00:
07:
45,Serial0/1
4.0.0.0/24issubnetted,1subnets
OE24.4.4.0[110/1000]via192.168.2.2,00:
00:
06,Serial0/1
C192.168.1.0/24isdirectlyconnected,Serial0/0
C192.168.2.0/24isdirectlyconnected,Serial0/1
OE2192.168.3.0/24[110/1000]via192.168.2.2,00:
00:
06,Serial0/1
Router4上的路由条目
R4#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortisnotset
1.0.0.0/24issubnetted,1subnets
R1.1.1.0[120/2]via192.168.3.1,00:
00:
15,Serial0/2
2.0.0.0/32issubnetted,1subnets
R2.2.2.2[120/2]via192.168.3.1,00:
00:
15,Serial0/2
3.0.0.0/24issubnetted,1subnets
R3.3.3.0[120/2]via192.168.3.1,00:
00:
15,Serial0/2
4.0.0.0/24issubnetted,1subnets
C4.4.4.0isdirectlyconnected,Loopback0
R192.168.1.0/24[120/2]via192.168.3.1,00:
00:
15,Serial0/2
R192.168.2.0/24[120/2]via192.168.3.1,00:
00:
16,Serial0/2
C192.168.3.0/24isdirectlyconnected,Serial0/2
第五步:
在router1上验证
R1#ping192.168.3.2
Typeescapesequencetoabort.
Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:
.....
Successrateis0percent(0/5)
在router2上配置,使之正常通信
方法1
Router2的设置
R2(config)#routerospf1
R2(config-router)#area1nssano-summary
在router1上查看
R1#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortis192.168.1.2tonetwork0.0.0.0
1.0.0.0/24issubnetted,1subnets
C1.1.1.0isdirectlyconnected,Loopback0
C192.168.1.0/24isdirectlyconnected,Serial0/0
O*IA0.0.0.0/0[110/65]via192.168.1.2,00:
00:
07,Serial0/0
验证是否正常通信
R1#ping192.168.3.2
Typeescapesequencetoabort.
Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:
!
!
!
!
!
Successrateis100percent(5/5),round-tripmin/avg/max=784/1107/1440ms
通信成功
方法2
在router2上的配置
R2(config)#routerospf1
R2(config-router)#area1nssadefault-information-originate
在router1上查看路由表
R1#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortis192.168.1.2tonetwork0.0.0.0
1.0.0.0/24issubnetted,1subnets
C1.1.1.0isdirectlyconnected,Loopback0
2.0.0.0/32issubnetted,1subnets
OIA2.2.2.2[110/65]via192.168.1.2,00:
00:
05,Serial0/0
3.0.0.0/32issubnetted,1subnets
OIA3.3.3.3[110/129]via192.168.1.2,00:
00:
05,Serial0/0
C192.168.1.0/24isdirectlyconnected,Serial0/0
OIA192.168.2.0/24[110/128]via192.168.1.2,00:
00:
05,Serial0/0
O*N20.0.0.0/0[110/1]via192.168.1.2,00:
00:
05,Serial0/0
验证是否正常通信
R1#ping192.168.3.2
Typeescapesequencetoabort.
Sending5,100-byteICMPEchosto192.168.3.2,timeoutis2seconds:
!
!
!
!
!
Successrateis100percent(5/5),round-tripmin/avg/max=784/1107/1440ms
方法3
Router2上的设置
R2(config-router)#area1nssadefault-information-originateno-summary
查看router1上的路由表
R1#showiproute
Codes:
C-connected,S-static,R-RIP,M-mobile,B-BGP
D-EIGRP,EX-EIGRPexternal,O-OSPF,IA-OSPFinterarea
N1-OSPFNSSAexternaltype1,N2-OSPFNSSAexternaltype2
E1-OSPFexternaltype1,E2-OSPFexternaltype2
i-IS-IS,su-IS-ISsummary,L1-IS-ISlevel-1,L2-IS-ISlevel-2
ia-IS-ISinterarea,*-candidatedefault,U-per-userstaticroute
o-ODR,P-periodicdownloadedstaticroute
Gatewayoflastresortis192.168.1.2tonetwork0.0.0.0
1.0.0.0/24issubnetted,1subnets
C1.1.1.0isdirectlyconnected,Loopback0
C192.168.1.0/24isdirectlyconnected,Serial0/0
O*IA0.0.0.0/0[110/65]via192.168.1.2,00:
00:
38,Serial0/0
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- ospf 区域 nssa 默认 路由 设置