The following questions reinforce the key concepts in this chapter:
| 1: | What is a router? |
| 5: | What does a routing protocol do? |
| 6: | At what layer(s) of the OSI reference model does a router separate different networks? |
| 7: | At what layer(s) of the OSI reference model does a router interconnect different networks? |
| 8: | What is a hop and why is it significant in routing? |
| 9: | What is a distance vector? |