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 ...

Global Unicast Addressing, Routing, and Subnetting: This section introduces the concepts behind unicast IPv6 addresses, IPv6 routing, and subnetting using IPv6, all in comparison to IPv4. IPv6 ...

When the ARPANET was designed in the late 1960s, it was outfitted with a Network Control Protocol (NCP) that made it possible for the very different types of hosts connected to the network to talk ...

Next week, Randy Frank will take over as the new CTO of Internet2, an Ann Arbor, Mich.-based consortium of 200 U.S. universities conducting advanced networking research. Frank joins Internet2 from ...

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: ...

Like it or lump it, you're going to need to add IPv6 to your network. Here's how to start. Some people still think they don’t need to worry about the growing shortage of Internet IPv4 addresses and ...

IPv6 was delivered with migration techniques to cover every conceivable IPv4 upgrade case, but many were ultimately rejected by the technology community, and today we are left with a small set of ...

The time is ripe for your business to migrate to IPv6, but you need to keep your new connections safe. Internet Protocol version six (IPv6) is the way that internet communication will be handled for ...