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 ...

At last, a small set of unicast addresses have been defined for special use. They do not carry a scope, so they are discussed independently of the other unicast addresses. Two basic addresses carry ...

Today, the last current-generation Internet addresses were divvied up at the highest level. Here's a look at what happens next in rebuilding the Net with the newer IPv6. Stephen Shankland worked at ...

Today is World IPv6 Day. Don't worry, you don't need to send a card -- it's just a 24-hour test by Google, Facebook and many other websites of a new way of connecting to the Web. Richard Trenholm ...

This just in from the strange-but-true-deployments department: Hundreds of cows and taxicabs in Japan have their own unique IP addresses. Recently, cows in Gifu prefecture were tagged with tiny ...

Twenty years ago, the fastest Internet backbone links were 1.5Mbps. Today we argue whether that’s a fast enough minimum to connect home users. In 1993, 1.3 million machines were connected to the ...

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: ...

Now that IPv6 is imminent, you’ll need some IPv6 address space. Working with ARIN to request IPv6 differs from IPv4 procedures. Now that IPv6 is imminent, you’ll need some IPv6 address space. Working ...

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 ...

Alvaro Vives is Assistant Manager for the RIPE NCC. There are challenges that come alongside this transition that must be acknowledged – including the crucial role of IPv6 security. The gap is ...