实验25配置OSPF末节区域和完全末节区域.doc

实验二十五 配置OSPF末节区域和完全末区域一.实验目的通过本实验可以掌握：（1）知道如何末节区域和完全末节区域（2）OSPF末节区域和完全开区域的应用，并且通告网络（3）查看和调试 OSPF 路由协议相关信息二、实验要求：1）：知道什么是OSPF末节区域和完全末区域2): 知道如何配置OSPF末节区域和完全末节区域三、 实验内容：1、通过拓朴图来研究OSPF末节区域和完全末节区域配置四、实验步聚 实验拓朴：1).配置R1、R2和R3各个接口上IP 地址R1(config)#int s0/0R1(config-if)#ip add 192.168.1.1 255.255.255.0R1(config-if)#clock rate 64000R1(config-if)#no shR1(config)#int lo0R1(config-if)#ip add 1.1.1.1 255.255.255.0R2(config)#int s0/0R2(config-if)#ip add 192.168.1.2 255.255.255.0R2(config-if)#no shR2(config)#int s0/1R2(config-if)#ip add 192.168.2.1 255.255.255.0R2(config-if)#clock rate 64000R2(config-if)#no shR2(config)#int lo0R2(config-if)#ip add 2.2.2.2 255.255.255.0R3(config)#int s0/1R3(config-if)#ip add 192.168.2.2 255.255.255.0R3(config-if)#no shR3(config)#int lo0R3(config-if)#ip add 3.3.3.3 255.255.255.02).宣告OSPFR1(config)#router ospf 1 R1(config-router)#net 192.168.1.0 0.0.0.255 area 0 R1(config-router)#net 1.1.1.0 0 0.0.0.255 area 0R2(config)#router ospf 1 R2(config-router)#net 192.168.1.0 0 0.0.0.255 area 0 R3(config-router)#net 2.2.2.0 0 0.0.0.255 area 0 R2(config-router)#net 192.168.2.0 0 0.0.0.255 area 2R3(config)#router ospf 1 R3(config-router)#net 192.168.2.0 0 0.0.0.255 area 2 R3(config-router)#net 3.3.3.0 0 0.0.0.255 area 23).查看路由表R3#sh ip route Codes: C - connected, S - static, 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 i - IS-IS, su - IS-IS summary, 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 routeGateway of last resort is not set 1.0.0.0/32 is subnetted, 1 subnetsO IA 1.1.1.1 110/129 via 192.168.2.1, 00:00:00, Serial0/1 2.0.0.0/32 is subnetted, 1 subnetsO IA 2.2.2.2 110/65 via 192.168.2.1, 00:00:00, Serial0/1 3.0.0.0/24 is subnetted, 1 subnetsC 3.3.3.0 is directly connected, Loopback0O IA 192.168.1.0/24 110/128 via 192.168.2.1, 00:00:00, Serial0/1C 192.168.2.0/24 is directly connected, Serial0/14).起末节区域 R2(config-router)#area 2 stub R3(config-router)#area 2 stub5).查看路由表 R3#sh ip routeCodes: C - connected, S - static, 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 i - IS-IS, su - IS-IS summary, 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 routeGateway of last resort is 192.168.2.1 to network 0.0.0.0 1.0.0.0/32 is subnetted, 1 subnetsO IA 1.1.1.1 110/129 via 192.168.2.1, 00:00:13, Serial0/1 2.0.0.0/32 is subnetted, 1 subnetsO IA 2.2.2.2 110/65 via 192.168.2.1, 00:00:13, Serial0/1 3.0.0.0/24 is subnetted, 1 subnetsC 3.3.3.0 is directly connected, Loopback0O IA 192.168.1.0/24 110/128 via 192.168.2.1, 00:00:13, Serial0/1C 192.168.2.0/24 is directly connected, Serial0/1O*IA 0.0.0.0/0 110/65 via 192.168.2.1, 00:00:13, Serial0/1上面的输出结果表明，末李区域可以看到区域间路由和一条默认路由R3#sh ip ospf database OSPF Router with ID (3.3.3.3) (Process ID 1) Router Link States (Area 2)Link ID ADV Router Age Seq# Checksum Link count2.2.2.2 2.2.2.2 353 0x80000006 0x002983 23.3.3.3 3.3.3.3 352 0x80000004 0x004E3F 3 Summary Net Link States (Area 2)Link ID ADV Router Age Seq# Checksum0.0.0.0 2.2.2.2 375 0x80000001 0x0075C01.1.1.1 2.2.2.2 375 0x80000002 0x00C7292.2.2.2 2.2.2.2 375 0x80000002 0x001716192.168.1.0 2.2.2.2 375 0x80000002 0x002F5C看到链路状态数据库里包含类型1和型3的LSA6).配置完全末节区域R2(config-router)#area 2 stub no-summary R3(config-router)#area 2 stub no-summary7)查看路由表R3#sh ip routeCodes: C - connected, S - static, 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 i - IS-IS, su - IS-IS summary, 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 routeGateway of last resort is 192.168.2.1 to network 0.0.0.0 2.0.0.0/32 is subnetted, 1 subnetsO 2.2.2.2 110/65 via 192.168.2.1, 00:00:21, Serial0/1 3.0.0.0/24 is subnetted, 1 subne