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 ...

Check out Denise Donohue’s blog. More Cisco Press book chapters from new and classic Cisco Press books. Of these, many capabilities have been backported to IPv4. The primary adoption of IPv6 will be ...

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 ...

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 ...

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 ...