OSPF features can be broken into three major categories: neighbors, database exchange, and route calculation.

It includes the following topics -

• OSPF protocols operation and neighbors
• Searching OSPF Routers
• Neighbor States and problems of a neighbor
• OSPF Topology Database Exchange
• Maintaining LSDB and building the IP Routing Table
• Hierarchical OSPF scaling
• OSPF areas advantages configuration
• OSPF single area and multiple areas configuration
• Configuring OSPF Router ID Hello and Dead Timers Metrics Cost authentication and load balancing