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 ...

It would have been so easy if the early Internet and TCP/IP network designers had made IPv6 backward compatible with IPv4. They didn't. In 1981, IPv4's 32-bit 4.3 billion addresses look more than ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Now that World IPv6 Day (June 8) is behind us, we can all take comfort in the fact that the ...

The Internet Protocol (IP) developedduring the mid-1970s, is the backbone of a family of protocols thatincludes TCP, UDP, RIP, and virtually every otherprotocol used for Internet communications. The ...

As we reported back in July, the Internet Engineering Task Force has been thinking about ways to make the IPv4 world talk to the (future) IPv6 world. This way, we don't all have to upgrade at the same ...

Around 35 years ago, Vint Cerf at and Bob Kahn at Arpa were designing a set of networking standards that were to become TCP/IP, or Transmission Control Protocol/Internet Protocol, the underlying ...

Many enterprises use OSPF version 2 for their internal IPv4 routing protocol. OSPF has gone through changes over the years and the protocol has been adapted to work with IPv6. As organizations start ...

Today is the day IPv6 finally goes live. For as long as there has been an Internet IPv4 has been synonymous with IP and nobody really stopped to think about which version of the protocol it was. But ...

It is no secret that the 4 billion-plus Internet Protocol Version 4 (IPv4) addresses are just about used up. According, the American Registry for Internet Numbers (ARIN), “phase 4” of its IPv4 ...

In this post, I will explain some of the basics that are easy to understand. Before we discuss the differences between IPv4 and IPv6, we need to know some of the basics of IPv4. Finally, I will ...