ospf各种区域间的lsa
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ospf各种区域间的lsa总结
没有特殊配置
A
<Huawei>dis ospf routing
OSPF Process 1 with Router ID 1.1.1.1
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.1 1.1.1.1 0.0.0.1
20.0.0.0/24 2 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
30.0.0.0/24 3 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 1.1.1.1
Link State Database
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 342 36 80000004 1
Router 1.1.1.1 1.1.1.1 340 36 80000005 1
Network 10.0.0.1 1.1.1.1 340 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 334 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 216 28 80000001 2
B
OSPF Process 1 with Router ID 2.2.2.2
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.2 2.2.2.2 0.0.0.1
20.0.0.0/24 1 Transit 20.0.0.1 2.2.2.2 0.0.0.0
30.0.0.0/24 2 Inter-area 20.0.0.2 3.3.3.3 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>dis ospf lsdb
OSPF Process 1 with Router ID 2.2.2.2
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 302 36 80000005 1
Router 3.3.3.3 3.3.3.3 300 36 80000004 1
Network 20.0.0.1 2.2.2.2 302 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 287 28 80000001 1
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 413 36 80000004 1
Router 1.1.1.1 1.1.1.1 412 36 80000005 1
Network 10.0.0.1 1.1.1.1 412 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 286 28 80000001 2
C
OSPF Process 1 with Router ID 3.3.3.3
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
20.0.0.0/24 1 Transit 20.0.0.2 3.3.3.3 0.0.0.0
30.0.0.0/24 1 Transit 30.0.0.1 3.3.3.3 0.0.0.2
10.0.0.0/24 2 Inter-area 20.0.0.1 2.2.2.2 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>DIs ospf ls
OSPF Process 1 with Router ID 3.3.3.3
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 358 36 80000005 1
Router 3.3.3.3 3.3.3.3 354 36 80000004 1
Network 20.0.0.1 2.2.2.2 358 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 460 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 341 28 80000001 1
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 259 36 80000003 1
Router 3.3.3.3 3.3.3.3 254 36 80000005 1
Network 30.0.0.1 3.3.3.3 254 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 341 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 341 28 80000001 2
D
OSPF Process 1 with Router ID 4.4.4.4
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
30.0.0.0/24 1 Transit 30.0.0.2 4.4.4.4 0.0.0.2
10.0.0.0/24 3 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
20.0.0.0/24 2 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 4.4.4.4
Link State Database
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 284 36 80000003 1
Router 3.3.3.3 3.3.3.3 281 36 80000005 1
Network 30.0.0.1 3.3.3.3 281 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 368 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 368 28 80000001 2
总结：network 1.1.1.1 0.0.0.0 才能在每个区域看到1.1.1.1 路由，在区域1 是stub类型 在其他是inter-area类型。
2 存在特殊区域
没有特殊配置
A
<Huawei>dis ospf routing
OSPF Process 1 with Router ID 1.1.1.1
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.1 1.1.1.1 0.0.0.1
20.0.0.0/24 2 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
30.0.0.0/24 3 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 1.1.1.1
Link State Database
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 342 36 80000004 1
Router 1.1.1.1 1.1.1.1 340 36 80000005 1
Network 10.0.0.1 1.1.1.1 340 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 334 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 216 28 80000001 2
B
OSPF Process 1 with Router ID 2.2.2.2
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.2 2.2.2.2 0.0.0.1
20.0.0.0/24 1 Transit 20.0.0.1 2.2.2.2 0.0.0.0
30.0.0.0/24 2 Inter-area 20.0.0.2 3.3.3.3 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>dis ospf lsdb
OSPF Process 1 with Router ID 2.2.2.2
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 302 36 80000005 1
Router 3.3.3.3 3.3.3.3 300 36 80000004 1
Network 20.0.0.1 2.2.2.2 302 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 287 28 80000001 1
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 413 36 80000004 1
Router 1.1.1.1 1.1.1.1 412 36 80000005 1
Network 10.0.0.1 1.1.1.1 412 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 286 28 80000001 2
C
OSPF Process 1 with Router ID 3.3.3.3
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
20.0.0.0/24 1 Transit 20.0.0.2 3.3.3.3 0.0.0.0
30.0.0.0/24 1 Transit 30.0.0.1 3.3.3.3 0.0.0.2
10.0.0.0/24 2 Inter-area 20.0.0.1 2.2.2.2 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>DIs ospf ls
OSPF Process 1 with Router ID 3.3.3.3
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 358 36 80000005 1
Router 3.3.3.3 3.3.3.3 354 36 80000004 1
Network 20.0.0.1 2.2.2.2 358 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 460 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 341 28 80000001 1
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 259 36 80000003 1
Router 3.3.3.3 3.3.3.3 254 36 80000005 1
Network 30.0.0.1 3.3.3.3 254 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 341 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 341 28 80000001 2
D
OSPF Process 1 with Router ID 4.4.4.4
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
30.0.0.0/24 1 Transit 30.0.0.2 4.4.4.4 0.0.0.2
10.0.0.0/24 3 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
20.0.0.0/24 2 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 4.4.4.4
Link State Database
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 284 36 80000003 1
Router 3.3.3.3 3.3.3.3 281 36 80000005 1
Network 30.0.0.1 3.3.3.3 281 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 368 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 368 28 80000001 2
总结：network 1.1.1.1 0.0.0.0 才能在每个区域看到1.1.1.1 路由，在区域1 是stub类型 在其他是inter-area类型。
以上只是俩个简单的例子，附件里是配置跟总结
拓扑都是 1---------2-------3-------4 区域从左到右为area1 area0 area2
没有特殊配置
A
<Huawei>dis ospf routing
OSPF Process 1 with Router ID 1.1.1.1
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.1 1.1.1.1 0.0.0.1
20.0.0.0/24 2 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
30.0.0.0/24 3 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 1.1.1.1
Link State Database
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 342 36 80000004 1
Router 1.1.1.1 1.1.1.1 340 36 80000005 1
Network 10.0.0.1 1.1.1.1 340 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 334 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 216 28 80000001 2
B
OSPF Process 1 with Router ID 2.2.2.2
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.2 2.2.2.2 0.0.0.1
20.0.0.0/24 1 Transit 20.0.0.1 2.2.2.2 0.0.0.0
30.0.0.0/24 2 Inter-area 20.0.0.2 3.3.3.3 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>dis ospf lsdb
OSPF Process 1 with Router ID 2.2.2.2
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 302 36 80000005 1
Router 3.3.3.3 3.3.3.3 300 36 80000004 1
Network 20.0.0.1 2.2.2.2 302 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 287 28 80000001 1
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 413 36 80000004 1
Router 1.1.1.1 1.1.1.1 412 36 80000005 1
Network 10.0.0.1 1.1.1.1 412 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 286 28 80000001 2
C
OSPF Process 1 with Router ID 3.3.3.3
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
20.0.0.0/24 1 Transit 20.0.0.2 3.3.3.3 0.0.0.0
30.0.0.0/24 1 Transit 30.0.0.1 3.3.3.3 0.0.0.2
10.0.0.0/24 2 Inter-area 20.0.0.1 2.2.2.2 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>DIs ospf ls
OSPF Process 1 with Router ID 3.3.3.3
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 358 36 80000005 1
Router 3.3.3.3 3.3.3.3 354 36 80000004 1
Network 20.0.0.1 2.2.2.2 358 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 460 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 341 28 80000001 1
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 259 36 80000003 1
Router 3.3.3.3 3.3.3.3 254 36 80000005 1
Network 30.0.0.1 3.3.3.3 254 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 341 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 341 28 80000001 2
D
OSPF Process 1 with Router ID 4.4.4.4
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
30.0.0.0/24 1 Transit 30.0.0.2 4.4.4.4 0.0.0.2
10.0.0.0/24 3 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
20.0.0.0/24 2 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 4.4.4.4
Link State Database
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 284 36 80000003 1
Router 3.3.3.3 3.3.3.3 281 36 80000005 1
Network 30.0.0.1 3.3.3.3 281 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 368 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 368 28 80000001 2
总结：network 1.1.1.1 0.0.0.0 才能在每个区域看到1.1.1.1 路由，在区域1 是stub类型 在其他是inter-area类型。
2 存在特殊区域
没有特殊配置
A
<Huawei>dis ospf routing
OSPF Process 1 with Router ID 1.1.1.1
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.1 1.1.1.1 0.0.0.1
20.0.0.0/24 2 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
30.0.0.0/24 3 Inter-area 10.0.0.2 2.2.2.2 0.0.0.1
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 1.1.1.1
Link State Database
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 342 36 80000004 1
Router 1.1.1.1 1.1.1.1 340 36 80000005 1
Network 10.0.0.1 1.1.1.1 340 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 334 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 216 28 80000001 2
B
OSPF Process 1 with Router ID 2.2.2.2
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
10.0.0.0/24 1 Transit 10.0.0.2 2.2.2.2 0.0.0.1
20.0.0.0/24 1 Transit 20.0.0.1 2.2.2.2 0.0.0.0
30.0.0.0/24 2 Inter-area 20.0.0.2 3.3.3.3 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>dis ospf lsdb
OSPF Process 1 with Router ID 2.2.2.2
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 302 36 80000005 1
Router 3.3.3.3 3.3.3.3 300 36 80000004 1
Network 20.0.0.1 2.2.2.2 302 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 287 28 80000001 1
Area: 0.0.0.1
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 413 36 80000004 1
Router 1.1.1.1 1.1.1.1 412 36 80000005 1
Network 10.0.0.1 1.1.1.1 412 32 80000002 0
Sum-Net 20.0.0.0 2.2.2.2 404 28 80000001 1
Sum-Net 30.0.0.0 2.2.2.2 286 28 80000001 2
C
OSPF Process 1 with Router ID 3.3.3.3
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
20.0.0.0/24 1 Transit 20.0.0.2 3.3.3.3 0.0.0.0
30.0.0.0/24 1 Transit 30.0.0.1 3.3.3.3 0.0.0.2
10.0.0.0/24 2 Inter-area 20.0.0.1 2.2.2.2 0.0.0.0
Total Nets: 3
Intra Area: 2 Inter Area: 1 ASE: 0 NSSA: 0
<Huawei>DIs ospf ls
OSPF Process 1 with Router ID 3.3.3.3
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 358 36 80000005 1
Router 3.3.3.3 3.3.3.3 354 36 80000004 1
Network 20.0.0.1 2.2.2.2 358 32 80000002 0
Sum-Net 10.0.0.0 2.2.2.2 460 28 80000001 1
Sum-Net 30.0.0.0 3.3.3.3 341 28 80000001 1
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 259 36 80000003 1
Router 3.3.3.3 3.3.3.3 254 36 80000005 1
Network 30.0.0.1 3.3.3.3 254 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 341 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 341 28 80000001 2
D
OSPF Process 1 with Router ID 4.4.4.4
Routing Tables
Routing for Network
Destination Cost Type NextHop AdvRouter Area
30.0.0.0/24 1 Transit 30.0.0.2 4.4.4.4 0.0.0.2
10.0.0.0/24 3 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
20.0.0.0/24 2 Inter-area 30.0.0.1 3.3.3.3 0.0.0.2
Total Nets: 3
Intra Area: 1 Inter Area: 2 ASE: 0 NSSA: 0
<Huawei>dis ospf ls
OSPF Process 1 with Router ID 4.4.4.4
Link State Database
Area: 0.0.0.2
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 4.4.4.4 4.4.4.4 284 36 80000003 1
Router 3.3.3.3 3.3.3.3 281 36 80000005 1
Network 30.0.0.1 3.3.3.3 281 32 80000002 0
Sum-Net 20.0.0.0 3.3.3.3 368 28 80000001 1
Sum-Net 10.0.0.0 3.3.3.3 368 28 80000001 2
总结：network 1.1.1.1 0.0.0.0 才能在每个区域看到1.1.1.1 路由，在区域1 是stub类型 在其他是inter-area类型。
以上只是俩个简单的例子，附件里是配置跟总结
拓扑都是 1---------2-------3-------4 区域从左到右为area1 area0 area2
0 0
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