INTERNETWORKING I
CHAPTERS 12-14 STUDY GUIDE
What are the primary duties of the Transport Layer (Layer 4)?
What are the two main Layer 4 protocols we use?
What are four or more characteristics of TCP?
What are four or more characteristics of UDP?
What layer does IP work on? How does it work with TCP?
What is the difference between TCP and UDP?
What are the parts of a TCP segment? Give a brief description of each part.
List four protocols that use UDP. Briefly describe each one.
What do TCP and UDP use to pass information to upper layers?
What do port numbers do?
What port numbers are used for public applications? Are assigned to companies? Are unregulated?
What is a three-way handshake?
What is PAR?
What is windowing?
What is window size?
What happens if a transmission using TCP fails to deliver one segment out of a multi-segment file?
How does the receiving device know that there’s a segment missing?
What is the definition of the Session Layer (Layer 5)?
What is dialogue control?
What is the difference between two-way alternate communication and two-way simultaneous communication? Which one is prone to collisions?
What is dialogue separation?
List six important Layer 5 protocols.
What is the definition of the Presentation Layer (Layer 6)?
Name 3 important functions of this layer:
Name two types of text formatting. What is the difference between the two?
Name at least 4 standards for graphic images.
Which if the above are used on the Internet?
Name at least 3 standards for sound and movies. What is the definition of streaming audio?
What is HTML?