Dynamic Routing and OSPF
 
 Table of Contents
 Dynamic Routing and OSPF
 Static and Dynamic Routing
 Desirable Characteristics
 Convergence - Why do I care?
 Other Interior Gateway Protocols (IGPs)
 Why not use RIP?
 OSPF
 Shortest Path First
 Link State Algorithm
 Note: Routing is not the same as Forwarding
 Routing and Forwarding
 OSPF: How it works (1)
 How it works (2)
 How it works (3)
 How it works (4)
 How it works (5)
 HELLO
 The HELLO packet
 Neighbors
 Who is adjacent?
 Broadcast neighbors
 Broadcast medium
 LSAs propagate along adjacencies
 Other nice features of OSPF
 
 View Text Version