An ISP has received a block of addresses in which the prefix length (n = 24). The ISP needs to make 8 sub-nets (sub-blocks) of equal sizes from this block. What is the prefix of each sub-block?
Calculate the checksum for the following ICMP packet: Type: Echo Request Identifier: 122 Sequence Number: 24 Message: Hi Your answer needs to be in hexadecimal (four hex digits).