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Cisco Networking Semester 3 Mid-Term Study Questions

Questions for Day 4 1. The network 192.1.1.0 has been subnetted for a network design. The 192.1.1.16/28 subnet has been chosen for further subnetting to provide for point-to-point serial link addressing. How many serial link subnets can be created while minimizing the number of wasted addresses?

2. How do EIGRP routers actively maintain neighbor relationships?

3. A switched Ethernet network is experiencing unusually heavy traffic to the extent that network delays have become intolerable. While investigating the problem, a network administrator disconnects a redundant uplink between two switches. The excessive traffic quickly subsides. What was the likely cause of the problem?

4. Name the algorithm does EIGRP use to calculate routes?

5. Which command is used to copy a backup configuration file from a server to the non-volatile memory of a switch?

6. Using telnet, a network administrator is unable to log in to a switch located to another office in order to make configuration changes to it. What could be the problem?

7. Which LAN design requirement addresses user-to-user and user-to-application connectivity?

8. Figure 1. Which of the switches shown in the graphic will be elected as the root bridge of the spanning tree topology?

9. Figure 2. A Class C address has been assigned for use in the network shown in the graphic. Using VSLM, which bit mask should be used to most efficiently provide for the number of host addresses required by Router C, while wasting the fewest addresses?

10. Figure 3. How many collision domains will there in the entire network shown in the graphic if Hub1 is replaced with a Layer 2 switch? 11. Figure 4. Refer to the topology and link path costs shown in the graphic. What is the total cost of the path that OSPF will use between the Data_Center router and the BldgA router

12. Figure 5. The LAN devices are configured as shown in the diagram. Why are Host1 and Host2 unable to communicate? (3 answers)

13. Figure 6. What is the term that describes the cabling between the MDF and the IDF locations as shown in the graphic?

14. Figure 7. What does the router shown in the graphic provide the network? (3 answers)

15. Figure 8. An Ethernet Switch has developed the CAM table shown. What action will the switch take when it receives the frame shown a the bottom of the graphic?

16. Figure 9. The routers in the diagram are configured for RIPv2 on network 1.0.0.0. Additional static routes are configured as shown in the graphic. What will RA do with a packet it receives on interface 1.1.1.1 that is destined for 2.2.1.1 on a remote network?

17. Figure 10. What will be the result of the OSPF DR/BDR elections in the network shown in the diagram? (3 answers)

18. Figure 11. A router is configured to connect to a trunked uplink as shown in the graphic. A packet is received on the FastEthernet 0/1 physical interface from VLAN1. The packet destination address is 192.168.1.85. What will the router do with this packet?