思科OSPF配置+拓扑图
注明：R1的S0连接R2的S0端口，R1的S1连接R3的S1R1(S0):192.168.2.1 255.255.255.0R1(S1):192.168.3.1 255.255.255.0R2(S0): 192.168.2.2 255.255.255.0R3(S1):192.168.3.3 255.255.255.0R2(f0/0):192.168.1.1 255.255.255.0 R3(f0/0):192.168.4.1 255.255.255.0PC2:192.168.1.2 255.255.255.0 192.168.1.1 PC3:192.168.4.2 255.255.255.0 192.168.4.1
具体配置如下Press Enter to StartRouter>Router>Router>enRouter#conf tEnter configurationcommands, one per line. End with CNTL/Z.Router(config)#hostnameR1R1(config)#int s0R1(config-if)#ip addr192.168.2.1 255.255.255.0R1(config-if)#no shut%LINK-3-UPDOWN:Interface Serial0, changed state to up%LINK-3-UPDOWN:Interface Serial0, changed state to down%LINEPROTO-5-UPDOWN:Line protocol on Interface Serial0, changed state to downR1(config-if)#clockrate 64000R1(config-if)#exitR1(config)#int s1R1(config-if)#ip addr192.168.3.1 255.255.255.0R1(config-if)#no shut%LINK-3-UPDOWN:Interface Serial1, changed state to up%LINK-3-UPDOWN:Interface Serial1, changed state to down%LINEPROTO-5-UPDOWN:Line protocol on Interface Serial1, changed state to downR1(config-if)#clockrate 125000R1(config-if)#exitR1(config)#%LINK-3-UPDOWN:Interface Serial0, changed state to up%LINEPROTO-5-UPDOWN:Line protocol on Interface Serial0, changed state to up%LINK-3-UPDOWN:Interface Serial1, changed state to up%LINEPROTO-5-UPDOWN:Line protocol on Interface Serial1, changed state to upR1(config)#R1(config)#routerospf 100R1(config-router)#network192.168.2.0 0.0.0.255 area 0R1(config-router)#network192.168.3.0 0.0.0.255 area 0R1(config-router)#endR1#wrR1#show ip routeCodes: C - connected,S - static, I - IGRP, R - RIP, M - mobile, B - BGPD - EIGRP, EX - EIGRP external, O -OSPF, IA - OSPF inter areaE1 -OSPF external type 1, E2 - OSPF external type 2, E - EGPi - IS-IS, L1 - IS-IS level-1, L2 -IS-IS level-2, * - candidate defaultU - per-user static routeGateway of lastresort is not setC 192.168.2.0/24 is directly connected,Serial0C 192.168.3.0/24 is directly connected,Serial1R1#Press Enter to StartRouter>Router>enRouter#conf tEnter configurationcommands, one per line. End with CNTL/Z.Router(config)#hostnameR2R2(config)#int s0R2(config-if)#ip addr192.168.2.2 255.255.255.0R2(config-if)#no shut%LINK-3-UPDOWN:Interface Serial0, changed state to upR2(config-if)#exitR2(config)#int f0/0R2(config-if)#ip addr192.168.1.1 255.255.255.0R2(config-if)#no shut%LINK-3-UPDOWN:Interface FastEthernet0/0, changed state to upR2(config-if)#exitR2(config)#R2(config)#routerospf 100R2(config-router)#192.168.1.00.0.0.255 area 0% Invalid inputdetected at '^' marker.R2(config-router)#network192.168.1.0 0.0.0.255 area 0R2(config-router)#network192.168.2.0 0.0.0.255 area 0R2(config-router)#endR2#wrR2#show ip routeCodes: C - connected,S - static, I - IGRP, R - RIP, M - mobile, B - BGPD - EIGRP, EX - EIGRP external, O -OSPF, IA - OSPF inter areaE1 - OSPF external type 1, E2 - OSPFexternal type 2, E - EGPi - IS-IS, L1 - IS-IS level-1, L2 -IS-IS level-2, * - candidate defaultU - per-user static routeGateway of lastresort is not setC 192.168.2.0/24 is directly connected,Serial0C 192.168.1.0/24 is directly connected, FastEthernet0/0R2#Press Enter to StartRouter>Router>enRouter#conf Configuring fromterminal, memory, or network ?Enter configurationcommands, one per line. End with CNTL/Z.Router(config)#hostnameR3R3(config)#int s1R3(config-if)#ip addr192.168.3.3 255.255.255.0R3(config-if)#no shut%LINK-3-UPDOWN:Interface Serial1, changed state to upR3(config-if)#exitR3(config)#int f0/0R3(config-if)#ip addr192.168.4.1 255.255.255.0R3(config-if)#no shut%LINK-3-UPDOWN:Interface FastEthernet0/0, changed state to upR3(config-if)#exitR3(config)#R3(config)#routerospf 100R3(config-router)#network192.168.3.0 0.0.0.255 area 0R3(config-router)#network192.168.4.0 0.0.0.255 area 0R3(config-router)#endR3#wrR3#
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