Firewalls

a) What governs the type of traffic that is and is not allowed through a firewall? Explain. A) TCP/IP headers. B) Gateway. C) Rule base. D) Access control list. E) Network protocol in use.

b) Firewalls can be implemented in different ways. Consider a dedicated firewall device. What is its major advantage when the target is throughput and security? Explain. A) The management console is easily installed. B) The device contains proprietary operating systems. C) The connection to the device is monitored by security personnel. D) A thorough packet inspection capability. E) The hackers know most router-based firewall code.