Computer Networks -1

• What is wide-mouth frog?
• Why should we care about the OSI Reference Model ? What is the main purpose for creating this osi model? why it is a layered model?
• What is passive topology?
• What is region?
• Can we use static and dynamic routing in one network?
• what is the vlan ? how it is work?
• What is virtual channel?
• Difference between the communication and transmission?
• Describe a 3-way TCP/IP Handshake.
• What is the difference between TFTP and FTP application layer protocols?
• What are the advantages and disadvantages of the three types of routing tables?
• What is Beaconing?
• What is the Network Time Protocol
• What does the Mount protocol do ?
• What are Digrams and Trigrams?
• What is the HELLO protocol used for?
• What is the minimum and maximum length of the header in the TCP segment and IP datagram?
• What do you meant by "triple X" in Networks?
• What is attenuation?
• What is Protocol Data Unit?