6.5. Summary

You have done it, completed another successful implementation for your network. You have had to go through quite a few things in this chapter. I described the all communications that occur in OSPF, including the Hello process, DR election, updating the LSDB, and propagating changes in the network.

You learned how to configure OSPF in single and multiple area environments. You looked at different types of stub areas and learned the special features and limitations of each one. I then took you through the configuration of OSPF and how to verify the operation.

Then you turned your attention to IS-IS. The objectives for IS-IS are small in scope, but the fundamentals of its operation are similar to OSPF. I compared OSPF and IS-IS, showed ...

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