OSPF Troubleshooting Commands
This section is similar in nature to the OSPF configuration commands provided in Chapter 6, “Redistribution.” Contained here is a list of the most useful OSPF show commands and definitions of their output as well other commands that are useful in helping you troubleshoot an OSPF network. This information is essential for you as you begin implementing your network design. By this point in your network implementation, you should be ready to see if your OSPF network is working as you designed it to.
This section discusses many of the show commands that are available for use within Cisco routers. Before reading on, review the OSPF actions and network changes that demand resources from the router, as illustrated in