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Ch05 - Network Guide to Networks 4th Edition Solutions 5 1...

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Network+ Guide to Networks, 4 th Edition Solutions 5 – 1 Network+ Guide to Networks, 4 th Edition Chapter 5 Solutions Review Questions 1. If you purchase a new desktop computer today, what type of expansion board NIC is it most likely to contain? b. PCI 2. Which of the following statements best describes the data transfer capabilities of a new ExpressCard NIC compared to the fastest USB-connected NIC? c. The ExpressCard NIC can transfer data at approximately the same rate as the fastest USB-connected adapter. 3. Which two of the following IRQs could you probably assign to a NIC without causing a conflict with preassigned devices? c. 9 d. 11 4. You have just installed a new NIC on your desktop computer, which runs Windows XP. When you reboot the machine, you discover that neither the sound card nor the NIC is working. You suspect that they have chosen the same IRQ. How can you confirm your suspicion? a. Click Start, click My Computer, choose View System Information, click the Hardware tab, click Device Manager, double-click Network adapter, select your adapter, and select the Resources tab. 5. A certain computer on your Fast Ethernet network seems to be acting sluggish. After ensuring the 10/100 Mbps NIC is not malfunctioning, you decide to find out whether it’s configured to transfer data at 10 Mbps rather than 100 Mbps, as it should be. How could you find this information and change it, if necessary? d. by modifying the NIC’s EEPROM settings using its configuration utility Note: Answer C, “by modifying the NIC properties through the operating system,” is also acceptable, as this is possible on some systems. 6. Suppose you purchased an older, used computer from a friend that you plan to use as a firewall on your home network. The computer comes with a 3Com NIC made in 1999, and your friend has lost any documentation or disks that came with the computer. You install a recent version of Red Hat’s Fedora Core on the computer, only to discover that the operating system does not contain a device driver compatible with the computer’s NIC. What is the first step you should take to fix the problem without replacing the original NIC? b. Search the 3Com Web site for a device driver for your NIC that is compatible with
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Network+ Guide to Networks, 4 th Edition Solutions 5 – 2 Linux. 7. Suppose your small office network has connected its computers to a single hub (A) for years, but now you need to expand the network. You purchase another hub (B). Assuming you use a straight-through (not a crossover) cable, what port on hub A will you use to connect it to hub B? a. any open port except the uplink port 8. Your manager has decided that she wants to see monthly traffic reports for all of the five workgroup hubs in your office. The reports need to show maximum usage times and highlight nodes that have the heaviest demands. What is the first step you take to make this possible?
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