3.10 Operation of OSPF (4/4
nThe routers use controlled flooding to reach every other router in the area. Note that only newer (higher sequence number) LSP are sent and they are not sent over the link that they were received from.
nGiven that each router has the LSP of all the other routers in the area, it can calculate independently what the shortest path to each router is. The LSP describe the network topology. (Dijkstra’s algorithm)