ospf-實(shí)驗(yàn)報(bào)告

1、安徽工業(yè)經(jīng)濟(jì)職業(yè)技術(shù)學(xué)院 -女戰(zhàn)神OSPF單區(qū)域配置實(shí)驗(yàn)報(bào)告實(shí)驗(yàn)?zāi)康模?.Ospf實(shí)現(xiàn)全網(wǎng)互通2.分析ospf路由3.分析cost的作用實(shí)驗(yàn)拓?fù)鋱D：實(shí)驗(yàn)步驟： 1.全網(wǎng)配置IP地址，開啟ospf路由協(xié)議，公布所有網(wǎng)段，實(shí)現(xiàn)單區(qū)域全網(wǎng)互通。 Router>enRouter#conf t Router(config)#interface s1/1Router(config-if)#clock rate 64000Router(config-if)#ip address 20.20.20.2 255.255.255.0Router(config-if)#no shutdownRouter(co

2、nfig)#int s1/0Router(config-if)#clock rate 64000 Router(config-if)#ip address 30.30.30.1 255.255.255.0o shuRouter(config-if)#no shutdownRouter>enRouter#conf tRouter(config)#interface s1/1Router(config-if)#ip address 30.30.30.2 255.255.255.0Router(config-if)#no shutdownRouter(config)#interface s1/

3、0Router(config-if)#clock rate 64000Router(config-if)#ip address 40.40.40.1 255.255.255.0Router(config-if)#no shutdownRouter>enRouter#conf tRouter(config)#interface f0/1Router(config-if)#ip address 10.10.10.254 255.255.255.0Router(config-if)#no shutdownRouter(config-if)#int s1/2Router(config-if)#i

4、p address 20.20.20.1 255.255.255.0Router(config-if)#no shutdownRouter(config-if)#int f0/0Router(config-if)#ip address 50.50.50.1 255.255.255.0Router(config-if)#no shutdownRouter>enRouter#conf tRouter(config)#interface f0/1Router(config-if)#ip address 50.50.50.2 255.255.255.0Router(config-if)#no s

5、hutdownRouter(config-if)#int s1/0Router(config-if)#ip address 40.40.40.2 255.255.255.0Router(config-if)#no shutdown Router(config-if)#int f0/0Router(config-if)#ip address 60.60.60.254 255.255.255.0Router(config-if)#no shutdownRouter(config)#router ospf 100Router(config-router)#router-id 3.3.3.3Route

6、r(config-router)#network 10.10.10.0 0.0.0.255 area 0Router(config-router)#network 50.50.50.0 0.0.0.255 area 0Router(config-router)#network 20.20.20.0 0.0.0.255 area 0Router(config)#router ospf 100Router(config-router)#router-id 1.1.1.1Router(config-router)#network 20.20.20.0 0.0.0.255 area 0Router(c

7、onfig-router)#network 30.30.30.0 0.0.0.255 area 0Router(config)#router ospf 100Router(config-router)#router-id 2.2.2.2Router(config-router)#network 30.30.30.0 0.0.0.255 area 0Router(config-router)#network 40.40.40.0 0.0.0.255 area 0Router(config)#router ospf 100Router(config-router)#router-id 4.4.4.

8、4Router(config-router)#network 40.40.40.0 0.0.0.255 area 0Router(config-router)#network 50.50.50.0 0.0.0.255 area 0Router(config-router)#network 60.60.60.0 0.0.0.255 area 0至此，全網(wǎng)互通！2. 分析RT3去往60.60.60.0/24的路由Router#show ip route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP

9、D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area * - candidate default, U - per-user sta

10、tic route, o - ODR P - periodic downloaded static routeGateway of last resort is not set 10.0.0.0/24 is subnetted, 1 subnetsC 10.10.10.0 is directly connected, FastEthernet0/1 20.0.0.0/24 is subnetted, 1 subnetsC 20.20.20.0 is directly connected, Serial1/0 30.0.0.0/24 is subnetted, 1 subnetsO 30.30.

11、30.0 110/128 via 20.20.20.1, 00:06:33, Serial1/0 40.0.0.0/24 is subnetted, 1 subnetsO 40.40.40.0 110/65 via 50.50.50.4, 00:03:49, FastEthernet0/0 50.0.0.0/24 is subnetted, 1 subnetsC 50.50.50.0 is directly connected, FastEthernet0/0 60.0.0.0/24 is subnetted, 1 subnetsO 60.60.60.0 110/2 via 50.50.50.

12、4, 00:03:39, FastEthernet0/0分析得出R3上去往60.60.60.0/24的下一跳為50.50.50.4.，路徑為R3-R43、 當(dāng)人為將RT3 f0/0端口 shutdown，再檢查RT3 路由表去往60.60.60.0/24的路由。并且比較之前路由區(qū)別在哪里！ Router#show ip route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter ar

13、ea N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area * - candidate default, U - per-user static route, o - ODR P - periodic downloaded static routeGatew

14、ay of last resort is not set 10.0.0.0/24 is subnetted, 1 subnetsC 10.10.10.0 is directly connected, FastEthernet0/1 20.0.0.0/24 is subnetted, 1 subnetsC 20.20.20.0 is directly connected, Serial1/0 30.0.0.0/24 is subnetted, 1 subnetsO 30.30.30.0 110/128 via 20.20.20.1, 00:02:48, Serial1/0 40.0.0.0/24

15、 is subnetted, 1 subnetsO 40.40.40.0 110/192 via 20.20.20.1, 00:00:10, Serial1/0 60.0.0.0/24 is subnetted, 1 subnetsO 60.60.60.0 110/193 via 20.20.20.1, 00:00:10, Serial1/0可以看到，由于R3,R4中間鏈路中斷，R3去往60.60.60.0/24的下一跳發(fā)生改變，路徑為R3-R1-R2-R44.修改R3上f0/0的cost值影響選路Router(config-if)#ip ospf cost 1111Router#show i

16、p route Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGP D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2 E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP i - IS-IS, L1 - IS-IS level-1,

17、L2 - IS-IS level-2, ia - IS-IS inter area * - candidate default, U - per-user static route, o - ODR P - periodic downloaded static routeGateway of last resort is not set 10.0.0.0/24 is subnetted, 1 subnetsC 10.10.10.0 is directly connected, FastEthernet0/1 20.0.0.0/24 is subnetted, 1 subnetsC 20.20.20.0 is directly connected, Serial1/0 30.0.0.0/24 is subnetted, 1 subnetsO 30.30.30.0 110/128 via 20.20.20.1, 00:09:06, Serial1/0 40.0.0.0/24 is subnetted, 1 subnetsO 40.40.40.0 110/192 via 20.20.