1. What is NSLOOKUP used for?

2. Do a quick web search at why PFsense is such a popular choice to use as a firewall. What did you find out?

3. Would the SERVER command be effective against a remote web server behind a firewall in a private IP network?

4. If so, how could an attacker gain "back side" or access to the private network the web server occupies to potentially use a different attack method?

5. Do you see any way a web server can protect itself from this type of penetration?

From lab 2:

6. What does Time to Live mean?

7. Is there a danger to a packet with infinite TTL? Why or why not?

8. What do you think you could do with succesful packet crafting as a bad guy? Give a short detail as to your dastardly plan!

9. What are SYN, ACK packets? Why are they so important to reliable network traffic flow?