Day 39 – OSPF Day 39 Tasks Designated and Backup Designated Routers Additional Router Types OSPF Packet Types Establishing Adjacencies OSPF LSAs and the Link State Database (LSDB) OSPF Areas Route Metrics and Best Route Selection OSPF Default Routing Configuring OSPF Troubleshooting OSPF Day 39 Questions Day 39 Answers Day 39 Lab OSPF Lab