For the most part, the dire warnings about running out of internet addresses have ceased, because, slowly but surely, migration from the world of Internet Protocol Version 4 (IPv4) to IPv6 has begun, ...

Let’s take a long hard look at an IPv6 address. Amazon supply IPv6 addresses with their EC2 cloud computers. When you fire up an EC2 virtual machine, you get an IPv6 address like this.

Although IPv6 adoption seems to be moving at a snail's pace, there's no outrunning it. Brien Posey demystifies some of the addressing issues many admins are still trying to figure out. [Editor’s note: ...