Q2. (a) Consider a class B network 158.132.0.0. (i) Design an appropriate subnet mask to divide the above network into 30 equal-sized subnets. Express your answer in dotted-decimal notation. (4 marks) (ii) Give the possible range of IP addresses in the 19th subnet. Express your answer in dotted-decimal notation. (8 marks) (b) Consider the following scenario. D Fig. Q2 A client from abc.com is looking for the IP address of www.gov.hk. Describe the corresponding DNS query process