data communication and networking

QUESTION 1 [10 MARKS a) The network allows computers to connect and communicate with different computers. Referring to the below questions, identify and define the types of networks in existence? (2 marks) i. A network connected with switches and computers ii. A network connected with wireless router b) Describe the Three-way handshake procedure to establish reliable connection between a client and server. (5 marks) c) Compare unicast with broadcast with appropriate diagrams. (3 marks) QUESTION 2 [20 MARKS a) You have been given the host IP address 132.177.155.15 The original subnet mask is 255.255.0.0. The new subnet mask for the host IP address is 255.255.224.0. Find the following: [5 MARKS] i. What is the class of the given IP? ii. What is the prefix of the new subnet mask? lii. How many bits borrowed for subnet? iv. How many subnets are created? v. How many bits are host bits? vi. How many hosts per subnet? vii. What is the network address of this subnet? vii. What is the first host on this subnet? ix. What is the last host on this subnet? x. What is the broadcast address on this subnet? b) Referring to IP address in Question 2 a), complete the following Table 1. by listing the first five subnet address and broadcast address. [5 Marks]