IPv4 Subnetting – Finding the last valid host in a network
This video shows how to find the last valid host in a given subnet: What is the last valid host
Read More
ITNT 1500
IPv4 Subnetting – Finding the valid host range of a subnetwork
This video demonstrates how to find the usable host range of a subnetwork: What valid host range is the IP
Read More
IPv4 Subnetting – Determining how many bits to borrow
This video shows how to solve a subnetting problem: You are designing a subnet mask for the 172.21.0.0 network. You
Read More
IPv4 Subnetting – Finding the Network ID of an IP address
This video demonstrates how to find the Network ID of a given IP address and subnet mask: Which subnet does
Read More
IPv4 Subnetting – Counting subnets and usable hosts per subnet
This video demonstrates how to complete a subnetting problem: How many subnets and hosts per subnet can you get from
Read More
How to determine the class of an IPv4 address
This video shows how to find the class of an IPv4 address. Class A: 0-127 Class B: 128-191 Class C:
Read More