On Feb. 3, 2011, the Internet Corporation for Assigned Names and Numbers (ICANN) announced that the last remaining Internet protocol version 4 (IPv4) IP addresses had been allocated, although it may ...

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, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

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 ...

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 ...

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 ...

Traditional NAT, as discussed in the previous article, has been used for fifteen or so years to enable the sharing of a small number of public IPv4 addresses by a larger number of privately-addressed ...

The US and Canada are down to their last 16.7 million Net addresses with today's IPv4 Internet technology. Scarcity is pushing Internet service providers to the next-gen IPv6. Stephen Shankland worked ...

We’ve been hearing about the impending depletion of IPv4 addresses for years, but that day is finally upon us — the free supply of IPv4 numbers in North America will be completely gone within a month ...