8ospf帧中继部分互联.docx
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8ospf帧中继部分互联.docx
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8ospf帧中继部分互联
OSPF:
OpenShortestPathFirst开放最短路径优先协议
拓扑图如下:
(非广播多路访问型部分互联和密文认证)
接口连接:
(区域内的每一个接口都要做密文认证)
Router1S0/0<---->Router4S0/1
Router2S0/0<---->Router4S0/2
Router3S0/0<---->Router4S0/3
注:
先配置R4,后配置R1,R2,R3
明文认证:
R(config)#interfaces0/0//进入接口
R(config-if)#ipospfauthentication-keywxh//配置ospf的明文认证,密码wxh
R(config-if)#exit
R(config)#routerospf1//进入协议模式下
R(config-router)#area0authentication//定义区域的认证
密文认证:
R(config)#interfaces0/0//进入接口
R(config-if)#ipospfmessage-digest-key2md5wxh//配置ospf的密文认证,密码wxh
R(config-if)#exit
R(config)#routerospf1//进入协议模式下
R(config-router)#area0authenticationmessage-digest//定义区域的认证
路由器参考配置如下:
路由器R1的配置:
Router>//用户模式
Router>enable//从用户模式进入到特权模式
Router#configureterminal//从特权模式进入到全局模式
Router(config)#hostnameR1//给路由器从命名为R1
R1(config)#noipdomainlookup//关闭域名查找
R1(config)#lineconsole0//进入控制口
R1(config-line)#loggingsynchronous//光标跟随
R1(config-line)#exec-timeout00//关闭延迟
R1(config-line)#exit
R1(config)#interfaceloopback0//配置回环接口的ip地址
R1(config-if)#ipaddress1.1.1.1255.255.255.0
R1(config-if)#ipospfnetworkpoint-to-point//接口使用点对点的网络类型
R1(config-if)#interfaces0/0//配置串口的ip地址
R1(config-if)#ipaddress192.1.1.1255.255.255.0
R1(config-if)#encapsulationframe-relay//接口封装帧中继协议
R1(config-if)#ipospfnetworkpoint-to-multipoint//接口使用点对多的网络类型
R1(config-if)#noshutdown//激活物理接口
R1(config-if)#end
R1#showiproute//查看路由表信息
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
C192.1.1.0/24isdirectlyconnected,Serial0/0
R1#configureterminal//进入全局模式
R1(config)#routerospf1//启用ospf协议加进程号(进程号可不同)
R1(config-router)#network1.1.1.10.0.0.0area0//宣告ip地址和区域
R1(config-router)#network192.1.1.10.0.0.0area0
R1(config-router)#neighbor192.1.1.2//手动指定邻居关系(在非广播型中)
R1(config-router)#neighbor192.1.1.3
R1(config-router)#end
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
2.0.0.0/24issubnetted,1subnets
O2.2.2.0[110/65]via192.1.1.2,00:
00:
56,Serial0/0
3.0.0.0/24issubnetted,1subnets
O3.3.3.0[110/65]via192.1.1.3,00:
00:
56,Serial0/0
192.1.1.0/24isvariablysubnetted,3subnets,2masks
C192.1.1.0/24isdirectlyconnected,Serial0/0
O192.1.1.2/32[110/64]via192.1.1.2,00:
00:
56,Serial0/0
O192.1.1.3/32[110/64]via192.1.1.3,00:
00:
56,Serial0/0
R1#tracerouteip2.2.2.2source1.1.1.1//ping目标地址
目标地址原地址
Typeescapesequencetoabort.
Tracingtherouteto2.2.2.2
1192.1.1.2236msec*188msec//ping经过192.1.1.2
R1#tracerouteip3.3.3.3source1.1.1.1
Typeescapesequencetoabort.
Tracingtherouteto3.3.3.3
1192.1.1.3236msec*64msec//ping经过192.1.1.3
R1#configureterminal
R1(config)#interfaces0/0//进入接口
R1(config-if)#ipospfmessage-digest-key2md5wxh//配置ospf的密文认证,密码wxh
R1(config-if)#exit
R1(config)#routerospf1//进入协议模式下
R1(config-router)#area0authenticationmessage-digest//定义区域的认证
R1(config-router)#end
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
2.0.0.0/24issubnetted,1subnets
O2.2.2.0[110/65]via192.1.1.2,00:
00:
08,Serial0/0
3.0.0.0/24issubnetted,1subnets
O3.3.3.0[110/65]via192.1.1.3,00:
00:
08,Serial0/0
192.1.1.0/24isvariablysubnetted,3subnets,2masks
C192.1.1.0/24isdirectlyconnected,Serial0/0
O192.1.1.2/32[110/64]via192.1.1.2,00:
00:
08,Serial0/0
O192.1.1.3/32[110/64]via192.1.1.3,00:
00:
08,Serial0/0
R1#tracerouteip2.2.2.2source1.1.1.1
Typeescapesequencetoabort.
Tracingtherouteto2.2.2.2
1192.1.1.2236msec*188msec
R1#tracerouteip3.3.3.3source1.1.1.1
Typeescapesequencetoabort.
Tracingtherouteto3.3.3.3
1192.1.1.3236msec*64msec
R1#showrunning-config
Buildingconfiguration...
Currentconfiguration:
1010bytes
!
version12.4
servicetimestampsdebugdatetimemsec
servicetimestampslogdatetimemsec
noservicepassword-encryption
!
hostnameR1
!
boot-start-marker
boot-end-marker
!
!
noaaanew-model
memory-sizeiomem5
!
!
ipcef
!
!
noipdomainlookup
!
!
!
!
!
interfaceLoopback0
ipaddress1.1.1.1255.255.255.0
ipospfnetworkpoint-to-point
!
interfaceSerial0/0
ipaddress192.1.1.1255.255.255.0
encapsulationframe-relay
ipospfmessage-digest-key2md5wxh
ipospfnetworkpoint-to-multipoint
serialrestart-delay0
!
interfaceSerial0/1
noipaddress
shutdown
serialrestart-delay0
!
interfaceSerial0/2
noipaddress
shutdown
serialrestart-delay0
!
interfaceSerial0/3
noipaddress
shutdown
serialrestart-delay0
!
routerospf1
log-adjacency-changes
area0authenticationmessage-digest
network1.1.1.10.0.0.0area0
network192.1.1.10.0.0.0area0
neighbor192.1.1.2
neighbor192.1.1.3
!
iphttpserver
!
!
!
!
!
control-plane
!
!
linecon0
exec-timeout00
loggingsynchronous
lineaux0
linevty04
!
end
R1#
路由器R2的配置:
Router>//用户模式
Router>enable//从用户模式进入到特权模式
Router#configureterminal//从特权模式进入到全局模式
Router(config)#hostnameR2//给路由器从命名为R2
R2(config)#noipdomainlookup//关闭域名查找
R2(config)#lineconsole0//进入控制口
R2(config-line)#loggingsynchronous//光标跟随
R2(config-line)#exec-timeout00//关闭延迟
R2(config-line)#exit
R2(config)#interfaceloopback0//配置回环接口的ip地址
R2(config-if)#ipaddress2.2.2.2255.255.255.0
R2(config-if)#ipospfnetworkpoint-to-point
R2(config-if)#interfaces0/0//配置串口的ip地址
R2(config-if)#encapsulationframe-relay//接口封装帧中继协议
R2(config-if)#ipaddress192.1.1.2255.255.255.0
R2(config-if)#ipospfnetworkpoint-to-multipoint//接口使用点对多的网络类型
R2(config-if)#noshutdown
R2(config-if)#end
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
2.0.0.0/24issubnetted,1subnets
C2.2.2.0isdirectlyconnected,Loopback0
C192.1.1.0/24isdirectlyconnected,Serial0/0
R2#configureterminal
R2(config)#routerospf1
R2(config-router)#network2.2.2.20.0.0.0area0
R2(config-router)#network192.1.1.20.0.0.0area0
R2(config-router)#end
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
O1.1.1.0[110/65]via192.1.1.1,00:
00:
57,Serial0/0
2.0.0.0/24issubnetted,1subnets
C2.2.2.0isdirectlyconnected,Loopback0
3.0.0.0/24issubnetted,1subnets
O3.3.3.0[110/129]via192.1.1.1,00:
00:
57,Serial0/0
192.1.1.0/24isvariablysubnetted,3subnets,2masks
C192.1.1.0/24isdirectlyconnected,Serial0/0
O192.1.1.1/32[110/64]via192.1.1.1,00:
00:
57,Serial0/0
O192.1.1.3/32[110/128]via192.1.1.1,00:
00:
57,Serial0/0
R2#tracerouteip3.3.3.3source2.2.2.2
Typeescapesequencetoabort.
Tracingtherouteto3.3.3.3
1192.1.1.1212msec204msec140msec//先经过192.1.1.1
2192.1.1.3296msec*424msec//后经过192.1.1.3
R2#configureterminal
R2(config)#interfaces0/0
R2(config-if)#ipospfmessage-digest-key2md5wxh
R2(config-if)#exit
R2(config)#routerospf1
R2(config-router)#area0authenticationmessage-digest
R2(config-router)#end
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
O1.1.1.0[110/65]via192.1.1.1,00:
00:
14,Serial0/0
2
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