P.S: This is just a study guide. The questions may not appear exactly like this.
Question 1.1. (TCO 1) When creating the script for iptables, each line must begin with _____. (Points : 5)
tcp, udp, or icmp
input or output
Question 2.2. (TCO 1) What iptables option defines the protocol being filtered? (Points : 5)
Question 3.3. (TCO 2) What type of server acts as a middleman between your LAN and the Internet? (Points : 5)
Question 4.4. (TCO 2) The operation of DNS is most like a _____. (Points : 5)
Question 5.5. (TCO 2) If you wanted to configure your DNS client in Linux to recognize the DNS server at 10.1.2.3, you would type _____. (Points : 5)