1. Describe your experience in setting up a firewall on your home computers or work computers. 2. If you are familiar with the setup procedure of a particular type of firewall products (such as Cisco firewalls), share your experiences. 3. If you are familiar with Linux firewall setup steps, share your experiences. 4. "Home computers may run slower when firewalls are installed. I have found that it is more helpful to become as security savvy as possible,'' said a reader. "I read reports from Symantec, BugTraq, Microsoft Security Bulletin, and other security forums to keep up with the latest malware reports and what they do. I check the Registry keys for strange modifications. I also view the Task Manager to see if there are strange or malicious processes running.'' Share your thoughts and experiences how to become security savvy. 5. Discus why the following firewall configurations are important: (1) Create ACL deny rules. (2) Enable a global policy for FTP inspection. (3) Hide NATs from outside. 6. Share your experience in setting up a DMZ (if you have done it).