- Neighbor - router enabled with same LSP
- Link - router's up interface
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LS Routing Process
- Directly Connected Networks
- Directly Connected Routers (HELLO Protocol)
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Build LSP(Link-State Packet)
- Interface IP/mask
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type of network
- Ethernet
- serial point-too-point
- cost of the link
- neighbor routers
- Flood LSP
- LS Database (LSDB)
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SPF(Shortest Path First) Tree
- Generating Routing Table
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Requirements
- Memory
- Process
- Bandwidth
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Advantages
- Topological Map
- Fast Convergence
- Even Driven Updates
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Hierarchical Design
- Concept Of Areas
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Protocols
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OSPF
- v2 - IPv4
- v3 - IPv6
- IS-IS