Lab 7 Worksheet (94 + 8 points)
Exercise 7-1
1. Why did the network map fail to appear? (4 points)

2. Could the current state of the advanced sharing settings be the reason why the network map fails to appear?(5 points)

Exercise 7-2
Exercise 7.2 Step 12 Take a screen shot of the Network Map window by using the Snipping tool and paste it below. (4 points)

3. Why does the RWDC01 computer not appear on the Network Map display? (5 points)

Exercise 7-3
Exercise 7.3 step 3 Using the information in the Ipconfig.exe display, note your workstation’s current TCP/IP configuration settings in Table 7-4. (8 points)
Table 7-4
TCP/IP Settings	Value	
IPv4 Address		
Subnet Mask		
Default Gateway		
DNS Servers		

4. How did the computer obtain these settings? How can you determine this? (6 points) 

5. What is the result of this command?(4 points)

6. Which of the parameters in the Internet Protocol Version 4 (TCP/IPv4) Properties sheet would you have to omit for your computer to be unable to resolve a computer name into its IP address? (5 points)

Exercise 7-3 step 12 Take a screen shot of the Internet Protocol Version 4 (TCP/IPv4) Properties sheet by using the Snipping tool and paste it below. ( 4 points)

7. How does the Ipconfig display differ from the first time you ran the ipconfig /all command? (5 points)

Exercise 7-4
8. What is the result? (4 points)

9. What does this result prove about the computer’s network connectivity? (5 points)

10. What would be the result if you unplugged your computer’s network cable before executing the ping 127.0.0.1 command?(5 points)

11. What is the result of the ping test, and what does it prove? (6 points)

12. What is the IP address of RWDC01? (4 points)

13. How was the computer able to resolve the name RWDC01 into its IP address? (5 points)

14. What was the result of the test, and what does this result prove? (5 points)

15. What was the result of the test, and what does this result prove? (5 points)

16. Was it necessary to perform this last test? Why or why not? (5 points)

Lab Challenge: Using NSLOOKUP.EXE (8 bonus points)
Nslookup.exe is a command line utility that enables administrators to test specific functionalities of the Domain Name System (DNS). To complete this challenge, you must list the proper Nslookup commands that will perform the following tasks:
•	Display the NSLOOKUP prompt.
•	Set the default domain name to contoso.com.
•	Set RWDC01 to function as the default DNS server.
•	Resolve the name of your workstation.