1. A company has been allocated the Class B address block 154.26.0.0/16. Internally, they want to break this address block into 32 subnets of equal size. The company wants to make the most efficient use of addresses.

1. What Subnet Mask should they configure on internal devices to achieve this?
2. What is the size of each subnet?
3. What is the number of assignable host IP addresses in each subnet?
4. Out of these 32 subnets, list out the first 3 Subnet IDs and the first and last valid host address in each of these 3 subnets.