杭州e时代网站建设,济南论坛网站建设,移动wifi多少钱一个月,微信公众号网页制作【实验拓扑】 【实验基本配置】1、按照上图配置相应接口以及OSPF【实验要求】 1、配置Area 1 为NSSA区域2、在R6上配置1条静态路由160.1.60.0/24指向 Null0#xff0c;并充分发到OSPF中3、将路由器1的ID修改为150.1.100.100【实验分析】次末节区域#xff08;NSSA#xff09… 【实验拓扑】 【实验基本配置】 1、按照上图配置相应接口以及OSPF 【实验要求】 1、配置Area 1 为NSSA区域 2、在R6上配置1条静态路由160.1.60.0/24指向 Null0并充分发到OSPF中 3、将路由器1的ID修改为150.1.100.100 【实验分析】 次末节区域NSSA定义不接受本自治域系统OSPF网络之外的路由但是他允许引入类型7的LSA的外部路由并将特定的类型7的LSA路由转换为来威胁5的LSA。什么情况下使用次末节区域例如下图中区域1中的路由器没有足够的性能处理OSPF时该怎么办我们可以把区域1配置为末节区域或次末节区域来减少OSPF路由器的负担但这样会出现1个问题RIP将无法通告到OSPF中。此时利用次末节区域能够很好的解决这一问题。配置次末节区域时注意事项必须在该区域中的所有路由器上进行配置否则该区域中的路由器将无法达到毗邻状态。 【实验配置】 R1,R4,R6: router ospf 1 area 1 nssa R6: ip route 160.1.60.0 255.255.255.0 Null0 router ospf 1 redistribute static subnets R1: router ospf 1 router-id 150.1.100.100 【实验验证】 配置之前--------------------------------------------------------- R1#show ip route ospf 160.1.0.0/24 is subnetted, 1 subnets O E2 160.1.60.0 [110/20] via 155.1.146.6, 00:00:41, FastEthernet0/0 150.1.0.0/16 is variably subnetted, 4 subnets, 2 masks O 150.1.6.6/32 [110/2] via 155.1.146.6, 00:00:41, FastEthernet0/0 O 150.1.5.5/32 [110/65] via 155.1.0.5, 00:01:24, Serial0/0 O 150.1.4.4/32 [110/2] via 155.1.146.4, 00:00:41, FastEthernet0/0 R4#show ip route ospf 160.1.0.0/24 is subnetted, 1 subnets O N2 160.1.60.0 [110/20] via 155.1.146.6, 00:01:10, Ethernet0/1 150.1.0.0/16 is variably subnetted, 4 subnets, 2 masks O 150.1.6.6/32 [110/11] via 155.1.146.6, 00:01:10, Ethernet0/1 O 150.1.5.5/32 [110/391] via 155.1.0.5, 00:01:25, Serial0/0 O 150.1.1.1/32 [110/11] via 155.1.146.1, 00:01:10, Ethernet0/1 R5#show ip route ospf 155.1.0.0/24 is subnetted, 3 subnets O IA 155.1.146.0 [110/391] via 155.1.0.1, 00:01:28, Serial0/0 160.1.0.0/24 is subnetted, 1 subnets O E2 160.1.60.0 [110/20] via 155.1.0.1, 00:02:06, Serial0/0 150.1.0.0/16 is variably subnetted, 5 subnets, 2 masks O IA 150.1.6.6/32 [110/392] via 155.1.0.1, 00:01:42, Serial0/0 O IA 150.1.4.4/32 [110/391] via 155.1.0.4, 00:04:42, Serial0/0 O IA 150.1.1.1/32 [110/391] via 155.1.0.1, 00:04:36, Serial0/0 R5#show ip ospf database external 160.1.60.0 OSPF Router with ID (150.1.5.5) (Process ID 1) Type-5 AS External Link States Routing Bit Set on this LSA LS age: 226 Options: (No TOS-capability, DC) LS Type: AS External Link Link State ID: 160.1.60.0 (External Network Number ) Advertising Router: 150.1.4.4 LS Seq Number: 80000001 Checksum: 0xBCC2 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 150.1.6.6 External Route Tag: 0 R1#show ip ospf database external 160.1.60.0 OSPF Router with ID (150.1.1.1) (Process ID 1) Type-5 AS External Link States Routing Bit Set on this LSA LS age: 321 Options: (No TOS-capability, DC) LS Type: AS External Link Link State ID: 160.1.60.0 (External Network Number ) Advertising Router: 150.1.4.4 LS Seq Number: 80000001 Checksum: 0xBCC2 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 150.1.6.6 External Route Tag: 0 R4#show ip ospf database nssa-external 160.1.60.0 OSPF Router with ID (150.1.4.4) (Process ID 1) Type-7 AS External Link States (Area 1) Routing Bit Set on this LSA LS age: 376 Options: (No TOS-capability, Type 7/5 translation, DC) LS Type: AS External Link Link State ID: 160.1.60.0 (External Network Number ) Advertising Router: 150.1.6.6 LS Seq Number: 80000001 Checksum: 0xE63 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 150.1.6.6 External Route Tag: 0 配置之后------------------------------------------------ R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#router ospf 1 R1(config-router)#router-id 150.1.100.100 Reload or use clear ip ospf process command, for this to take effect R1(config-router)#^Z R1#clear ip ospf process Reset ALL OSPF processes? [no]: yes R1#show ip route ospf 160.1.0.0/24 is subnetted, 1 subnets O N2 160.1.60.0 [110/20] via 155.1.146.6, 00:00:01, FastEthernet0/0 150.1.0.0/16 is variably subnetted, 4 subnets, 2 masks O 150.1.6.6/32 [110/2] via 155.1.146.6, 00:00:30, FastEthernet0/0 O 150.1.5.5/32 [110/65] via 155.1.0.5, 00:00:01, Serial0/0 O 150.1.4.4/32 [110/2] via 155.1.146.4, 00:00:30, FastEthernet0/0 R4#show ip route ospf 160.1.0.0/24 is subnetted, 1 subnets O E2 160.1.60.0 [110/20] via 155.1.146.6, 00:00:08, Ethernet0/1 150.1.0.0/16 is variably subnetted, 4 subnets, 2 masks O 150.1.6.6/32 [110/11] via 155.1.146.6, 00:00:27, Ethernet0/1 O 150.1.5.5/32 [110/391] via 155.1.0.5, 00:00:08, Serial0/0 O 150.1.1.1/32 [110/11] via 155.1.146.1, 00:00:27, Ethernet0/1 R5#show ip route ospf 155.1.0.0/24 is subnetted, 3 subnets O IA 155.1.146.0 [110/391] via 155.1.0.1, 00:00:17, Serial0/0 160.1.0.0/24 is subnetted, 1 subnets O E2 160.1.60.0 [110/20] via 155.1.0.1, 00:00:17, Serial0/0 150.1.0.0/16 is variably subnetted, 5 subnets, 2 masks O IA 150.1.6.6/32 [110/392] via 155.1.0.1, 00:00:17, Serial0/0 O IA 150.1.4.4/32 [110/391] via 155.1.0.4, 00:00:17, Serial0/0 O IA 150.1.1.1/32 [110/391] via 155.1.0.1, 00:00:17, Serial0/0 R5#show ip ospf database external 160.1.60.0 OSPF Router with ID (150.1.5.5) (Process ID 1) Type-5 AS External Link States Routing Bit Set on this LSA LS age: 45 Options: (No TOS-capability, DC) LS Type: AS External Link Link State ID: 160.1.60.0 (External Network Number ) Advertising Router: 150.1.100.100 LS Seq Number: 80000001 Checksum: 0xD7E6 Length: 36 Network Mask: /24 Metric Type: 2 (Larger than any link state path) TOS: 0 Metric: 20 Forward Address: 150.1.6.6 External Route Tag: 0 转载于:https://blog.51cto.com/haolun/993178
