2 votes 2 votes Suppose that instead of using 16 bits for the network part of a class B address originally, 20 bits had been used. How many class B networks would there have been? Computer Networks computer-networks tanenbaum network-layer subnetting + – ajaysoni1924 asked Mar 16, 2019 ajaysoni1924 1.4k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Gurdeep Saini commented Mar 16, 2019 reply Follow Share $2^{18}$ 4 votes 4 votes smsubham commented Dec 6, 2019 reply Follow Share $2^{20} = 1048576$ 0 votes 0 votes Please log in or register to add a comment.