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 ...

A possible fix arrived in December 1995 in the form of RFC 1883, the first definition of IPv6, the planned successor to IPv4.

When it became clear that 32-bit IP addresses just wouldn’t cut it for a growing Internet, the Internet Engineering Task Force did what its name suggests and created a new version of IP. IPv6 has so ...

In the early 1990s, internet engineers sounded the alarm: the pool of numeric addresses that identify every device online was not infinite. IPv4, the fourth version of the Internet Protocol, used ...

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 ...

Internet service providers (ISPs) are running out of public IPv4 addresses and want to move away from IPv4 in their internal network. Mapping of Address and Port with Encapsulation (MAP-E), an IPv6 ...

IPv6 is a powerful enhancement to IPv4 with features that better suit current and foreseeable network demands, including the following: IPv6 increases the number of address bits by a factor of 4, from ...

In hindsight, we reached peak IPv4 two years ago. The good news is that IPv6 is doing very well—but not nearly well enough. Is the IPv6 glass 1 percent full or 99 percent empty? “Hi, I’d like to sign ...

I’ve written about IPv6 address design previously, and in that post I briefly touched on the fact that our long-ingrained habits of IPv4 address design can lead us astray when working with IPv6. I’d ...