The format of an IP address in the traditional 32-bit version of the IP protocol. For the foreseeable future, IPv4 will co-exist with the newer IPv6 version (see IPv6). IPv4 uses a "dotted decimal" ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...

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 ...

Subnetting is a fundamental part of network architecture and design. Network administrators create subnets to divide the network into smaller segments and gain granular control of the infrastructure.

On Feb. 3, 2011, the Internet Corporation for Assigned Names and Numbers (ICANN) announced that the last remaining Internet protocol version 4 (IPv4) IP addresses had been allocated, although it may ...

If you are using Internet or almost any computer network you will likely using IPv4 packets. IPv4 uses 32-bit source and destination address fields. We are actually running out of addresses but have ...

The "IPocalypse" is turning out to be a mild global event, as -pocalypses go. End users won't begin to see the effects for months, and there should be little disruption when it does hit. But the end ...