Considering the rules of IPv4 subnetting, how many subnets and hosts per subnet are possible given the following network 192.168.130.130/28? (in this question ignore the fact that AWS reserves 5 IP addresses)
A) 8 subnets and 30 hosts per subnet
B) 16 subnets and 14 hosts per subnet
C) 32 subnets and 30 hosts per subnet
D) 8 subnets and 14 hosts per subnet

Question

Quizplus · Accepted Answer

A /28 subnet mask means there are 4 bits for host addresses, allowing for 16 subnets (2^4) and 14 usable hosts per subnet (2^4 - 2 for network and broadcast addresses).

Considering the Rules of IPv4 Subnetting, How Many Subnets and Hosts