Assignment 2

1. What is a routing table?

4. What is meant by 0.0.0.0 network address entry with a subnet mask of 0.0.0.0 in a PCs routing table?

5. What is the 127.0.0.1 IP Address, and what is it used for?

13. A static route is configured to route data from LAN A to LAN B on Router 1 in figure 2-17. Which of the following are appropriate static routes to achieve this goal? a. Ip route 10.10.16.0.255.255.255.255 10.20.100.2 b. Ip route 10.10.16.0.255.255.255.255.255.0 10.20.100.2 c. Ip route 10.10.16.0.255.255.255.255.10.10.10.2 d. Ip route 10.10.16.0.255.255.255.0 10.10.10.2

14. What is the purpose of the gateway of last resort?

25. What is the difference between a static and a dynamic routing protocol?

26. What are the four key issues in dynamic routing protocols?

27. Define fop count?

31. For figure 2-18, what is the hop count from Router5 to subnet G? 32. For figure 2-18 what is the hop count from Router3 to subnet A?

30. Determine the hop count for Router 2 to subnet B in Figure 2-18 A, B, C, E, F, G, H,I are segments. 2 3 4 FIGURE 2-18 The network for problems 2-30 through 2-32 31. For Figure 2-18, what is the hop count from Router5 to subnet G? 32. For Figure 2-18, what is the hop count from Router3 to subnet A? 33. Link state protocols issue what to update neighbor routers regarding route status? a. Hop status b. Link state advertisements c. "Hello" packets d. Adjacencies