CHAPTER 25
Perimeter Security: Review Questions and Hands-On Exercises
Review the summary points before proceeding to the “Review Questions” and “Exam Questions” sections to make sure you are comfortable with each point. After completing the review, answer the review questions that follow to verify your knowledge of the material covered in this chapter.
Summary Points
- There are two kinds of Internet Protocol traffic: Transmission Control Protocol (TCP) and User Datagram Protocol (UDP). When a TCP connection is established, data can be sent bidirectionally. This connection is highly reliable and features error checking but adds some bulk to the transmission. UDP is a much simpler, connectionless protocol where multiple messages are sent as packets in data chunks.
- Unicast messaging is the sending of messages to a single network address. Broadcast messaging refers to sending messages to all possible destinations. Multicast messaging sends messages using...