In addition to IPv4 (often written as just IP), there is IP version 6 (IPv6). IPv6 was developed as IPng (“IP:The Next Generation” because the developers were supposedly fans of the TV show “Star Trek ...

Today, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

Have you learned to think and dream in hex yet? That is what you are going to have to look forward to as we transition to using IPv6. Because we will be working in hexadecimal numbers we may need a ...

A subnet allows the flow of network traffic between hosts to be segregated based on a network configuration. By organizing hosts into logical groups, subnetting can improve network security and ...

Many in the industry realize that as we migrate to IPv6 there will be a day when IPv4 is not needed anymore. However, that transition seems daunting and may take decades. In the meantime, ...

Subnets are used for many AWS tasks (like creating an EC2 VM), so Brien Posey sheds some light on common errors to end some of the frustration around subnetting. There are any number of tasks within ...

Subnetting a Class B network can involve some serious thought! As a network administrator, you'll have to know it and know it well. Todd Lammle walks you through clear instructions and simple examples ...

We've known we would run out of IPv4 addresses since 1981, when the Internet Protocol was standardized. The numbers dictate that there will never be more than 4,294,967,296 different IPv4 addresses.